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TFP401APZP
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Texas Instruments Video Interface ICs, TQFP-100(14x14). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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TFP401APZP
Texas Instruments · Video Interface ICs · TQFP-100(14x14)
TFP401APZP from Texas Instruments, in a TQFP-100(14x14). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | DFO | input | Output clock data format control: continuous for TFT mode (low) or gated by DE for DSTN mode (high) |
| 2 | PD | input | Active-low power-down control for all analog circuits and output buffers |
| 3 | ST | input | Output drive strength select: high-drive (high) or low-drive (low) |
| 4 | PIXS | input | Pixel select: 1-pixel/clock mode (low) or 2-pixels/clock mode (high) |
| 5 | DGND | power_in | Digital ground reference and current return for digital core |
| 6 | DVDD | power_out | Digital supply voltage nominally 3.3V for digital core |
| 7 | STAG | input | Active-low staggered pixel output select to reduce ground bounce in 2-pixel/clock mode |
| 8 | SCDT | output | Sync detect output: high for active link when DE switches, low for inactive link |
| 9 | PDO | input | Active-low output driver power-down control |
| 10 | QE0 | output | Even blue-pixel output LSB synchronized to ODCK |
| 11 | QE1 | output | Even blue-pixel output synchronized to ODCK |
| 12 | QE2 | output | Even blue-pixel output synchronized to ODCK |
| 13 | QE3 | output | Even blue-pixel output synchronized to ODCK |
| 14 | QE4 | output | Even blue-pixel output synchronized to ODCK |
| 15 | QE5 | output | Even blue-pixel output synchronized to ODCK |
| 16 | QE6 | output | Even blue-pixel output synchronized to ODCK |
| 17 | QE7 | output | Even blue-pixel output MSB synchronized to ODCK |
| 18 | OVDD | power_out | Output driver supply voltage nominally 3.3V |
| 19 | OGND | power_in | Output driver ground reference and current return |
| 20 | QE8 | output | Even green-pixel output LSB synchronized to ODCK |
| 21 | QE9 | output | Even green-pixel output synchronized to ODCK |
| 22 | QE10 | output | Even green-pixel output synchronized to ODCK |
| 23 | QE11 | output | Even green-pixel output synchronized to ODCK |
| 24 | QE12 | output | Even green-pixel output synchronized to ODCK |
| 25 | QE13 | output | Even green-pixel output synchronized to ODCK |
| 26 | QE14 | output | Even green-pixel output synchronized to ODCK |
| 27 | QE15 | output | Even green-pixel output MSB synchronized to ODCK |
| 28 | OGND | power_in | Output driver ground reference and current return |
| 29 | OVDD | power_out | Output driver supply voltage nominally 3.3V |
| 30 | QE16 | output | Even red-pixel output LSB synchronized to ODCK |
| 31 | QE17 | output | Even red-pixel output synchronized to ODCK |
| 32 | QE18 | output | Even red-pixel output synchronized to ODCK |
| 33 | QE19 | output | Even red-pixel output synchronized to ODCK |
| 34 | QE20 | output | Even red-pixel output synchronized to ODCK |
| 35 | QE21 | output | Even red-pixel output synchronized to ODCK |
| 36 | QE22 | output | Even red-pixel output synchronized to ODCK |
| 37 | QE23 | output | Even red-pixel output MSB synchronized to ODCK |
| 38 | DVDD | power_out | Digital supply voltage nominally 3.3V for digital core |
| 39 | DGND | power_in | Digital ground reference and current return for digital core |
| 40 | CTL1 | output | General-purpose control signal; not powered down via PDO |
| 41 | CTL2 | output | General-purpose control signal used for user-defined control |
| 42 | CTL3 | output | General-purpose control signal used for user-defined control |
| 43 | OVDD | power_out | Output driver supply voltage nominally 3.3V |
| 44 | ODCK | output | Output data clock (pixel clock) synchronizing all pixel outputs and control signals |
| 45 | OGND | power_in | Output driver ground reference and current return |
| 46 | DE | output | Output data enable: high during active video display, low during blank time |
| 47 | VSYNC | output | Vertical sync output signal |
| 48 | HSYNC | output | Horizontal sync output signal |
| 49 | QO0 | output | Odd blue-pixel output LSB for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 50 | QO1 | output | Odd blue-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 51 | QO2 | output | Odd blue-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 52 | QO3 | output | Odd blue-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 53 | QO4 | output | Odd blue-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 54 | QO5 | output | Odd blue-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 55 | QO6 | output | Odd blue-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 56 | QO7 | output | Odd blue-pixel output MSB for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 57 | OVDD | power_out | Output driver supply voltage nominally 3.3V |
| 58 | OGND | power_in | Output driver ground reference and current return |
| 59 | QO8 | output | Odd green-pixel output LSB for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 60 | QO9 | output | Odd green-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 61 | QO10 | output | Odd green-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 62 | QO11 | output | Odd green-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 63 | QO12 | output | Odd green-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 64 | QO13 | output | Odd green-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 65 | QO14 | output | Odd green-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 66 | QO15 | output | Odd green-pixel output MSB for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 67 | DVDD | power_out | Digital supply voltage nominally 3.3V for digital core |
| 68 | DGND | power_in | Digital ground reference and current return for digital core |
| 69 | QO16 | output | Odd red-pixel output LSB for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 70 | QO17 | output | Odd red-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 71 | QO18 | output | Odd red-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 72 | QO19 | output | Odd red-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 73 | QO20 | output | Odd red-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 74 | QO21 | output | Odd red-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 75 | QO22 | output | Odd red-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 76 | OGND | power_in | Output driver ground reference and current return |
| 77 | QO23 | output | Odd red-pixel output MSB for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 78 | OVDD | power_out | Output driver supply voltage nominally 3.3V |
| 79 | AGND | power_in | Analog ground reference and current return for analog circuitry |
| 80 | Rx2+ | input | Channel-2 positive receiver input (red pixel data), TMDS low-voltage signal differential input |
| 81 | Rx2- | input | Channel-2 negative receiver input (red pixel data), TMDS low-voltage signal differential input |
| 82 | AVDD | power_out | Analog supply voltage nominally 3.3V for analog circuitry |
| 83 | AGND | power_in | Analog ground reference and current return for analog circuitry |
| 84 | AVDD | power_out | Analog supply voltage nominally 3.3V for analog circuitry |
| 85 | Rx1+ | input | Channel-1 positive receiver input (green pixel data), TMDS low-voltage signal differential input |
| 86 | Rx1- | input | Channel-1 negative receiver input (green pixel data), TMDS low-voltage signal differential input |
| 87 | AGND | power_in | Analog ground reference and current return for analog circuitry |
| 88 | AVDD | power_out | Analog supply voltage nominally 3.3V for analog circuitry |
| 89 | AGND | power_in | Analog ground reference and current return for analog circuitry |
| 90 | Rx0+ | input | Channel-0 positive receiver input (blue pixel data), TMDS low-voltage signal differential input |
| 91 | Rx0- | input | Channel-0 negative receiver input (blue pixel data), TMDS low-voltage signal differential input |
| 92 | AGND | power_in | Analog ground reference and current return for analog circuitry |
| 93 | RxC+ | input | Clock positive receiver input, TMDS low-voltage signal differential input pair |
| 94 | RxC- | input | Clock negative receiver input, TMDS low-voltage signal differential input pair |
| 95 | AVDD | power_out | Analog supply voltage nominally 3.3V for analog circuitry |
| 96 | EXT_RES | input | Internal impedance matching reference; device internally optimized for 50Ω impedance |
| 97 | PVDD | power_out | PLL supply voltage for internal PLL |
| 98 | PGND | power_in | PLL ground reference and current return for internal PLL |
| 99 | RSVD | input | Reserved pin; must be tied high for normal operation |
| 100 | OCK_INV | input | ODCK polarity select: latches data on rising edge (high) or falling edge (low) of ODCK |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | TQFP-100(14x14) |
| Category | Interface |
| Pins | 100 |
CAD (KiCad official)
- Symbol:
TFP401APZP - Footprint:
Package_QFP:TQFP-100_14x14mm_P0.5mm - 3D model: TQFP-100(14x14) (KiCad packages3D, STEP)
- 3D model files:
tfp401apzp-etched.step/tfp401apzp-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);tfp401apzp.step/tfp401apzp.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (37 pp, sha256
4faebec02402e979, retrieved 2026-10-05, tier: lcsc) - Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-4-5-20251001(text), consensusclaude-sonnet-5-5(agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish. - CAD: KiCad official libraries (CC-BY-SA 4.0).
# TFP401APZP
**Texas Instruments** · Video Interface ICs · TQFP-100(14x14)
TFP401APZP from Texas Instruments, in a TQFP-100(14x14). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
## Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | DFO | input | Output clock data format control: continuous for TFT mode (low) or gated by DE for DSTN mode (high) |
| 2 | PD | input | Active-low power-down control for all analog circuits and output buffers |
| 3 | ST | input | Output drive strength select: high-drive (high) or low-drive (low) |
| 4 | PIXS | input | Pixel select: 1-pixel/clock mode (low) or 2-pixels/clock mode (high) |
| 5 | DGND | power_in | Digital ground reference and current return for digital core |
| 6 | DVDD | power_out | Digital supply voltage nominally 3.3V for digital core |
| 7 | STAG | input | Active-low staggered pixel output select to reduce ground bounce in 2-pixel/clock mode |
| 8 | SCDT | output | Sync detect output: high for active link when DE switches, low for inactive link |
| 9 | PDO | input | Active-low output driver power-down control |
| 10 | QE0 | output | Even blue-pixel output LSB synchronized to ODCK |
| 11 | QE1 | output | Even blue-pixel output synchronized to ODCK |
| 12 | QE2 | output | Even blue-pixel output synchronized to ODCK |
| 13 | QE3 | output | Even blue-pixel output synchronized to ODCK |
| 14 | QE4 | output | Even blue-pixel output synchronized to ODCK |
| 15 | QE5 | output | Even blue-pixel output synchronized to ODCK |
| 16 | QE6 | output | Even blue-pixel output synchronized to ODCK |
| 17 | QE7 | output | Even blue-pixel output MSB synchronized to ODCK |
| 18 | OVDD | power_out | Output driver supply voltage nominally 3.3V |
| 19 | OGND | power_in | Output driver ground reference and current return |
| 20 | QE8 | output | Even green-pixel output LSB synchronized to ODCK |
| 21 | QE9 | output | Even green-pixel output synchronized to ODCK |
| 22 | QE10 | output | Even green-pixel output synchronized to ODCK |
| 23 | QE11 | output | Even green-pixel output synchronized to ODCK |
| 24 | QE12 | output | Even green-pixel output synchronized to ODCK |
| 25 | QE13 | output | Even green-pixel output synchronized to ODCK |
| 26 | QE14 | output | Even green-pixel output synchronized to ODCK |
| 27 | QE15 | output | Even green-pixel output MSB synchronized to ODCK |
| 28 | OGND | power_in | Output driver ground reference and current return |
| 29 | OVDD | power_out | Output driver supply voltage nominally 3.3V |
| 30 | QE16 | output | Even red-pixel output LSB synchronized to ODCK |
| 31 | QE17 | output | Even red-pixel output synchronized to ODCK |
| 32 | QE18 | output | Even red-pixel output synchronized to ODCK |
| 33 | QE19 | output | Even red-pixel output synchronized to ODCK |
| 34 | QE20 | output | Even red-pixel output synchronized to ODCK |
| 35 | QE21 | output | Even red-pixel output synchronized to ODCK |
| 36 | QE22 | output | Even red-pixel output synchronized to ODCK |
| 37 | QE23 | output | Even red-pixel output MSB synchronized to ODCK |
| 38 | DVDD | power_out | Digital supply voltage nominally 3.3V for digital core |
| 39 | DGND | power_in | Digital ground reference and current return for digital core |
| 40 | CTL1 | output | General-purpose control signal; not powered down via PDO |
| 41 | CTL2 | output | General-purpose control signal used for user-defined control |
| 42 | CTL3 | output | General-purpose control signal used for user-defined control |
| 43 | OVDD | power_out | Output driver supply voltage nominally 3.3V |
| 44 | ODCK | output | Output data clock (pixel clock) synchronizing all pixel outputs and control signals |
| 45 | OGND | power_in | Output driver ground reference and current return |
| 46 | DE | output | Output data enable: high during active video display, low during blank time |
| 47 | VSYNC | output | Vertical sync output signal |
| 48 | HSYNC | output | Horizontal sync output signal |
| 49 | QO0 | output | Odd blue-pixel output LSB for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 50 | QO1 | output | Odd blue-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 51 | QO2 | output | Odd blue-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 52 | QO3 | output | Odd blue-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 53 | QO4 | output | Odd blue-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 54 | QO5 | output | Odd blue-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 55 | QO6 | output | Odd blue-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 56 | QO7 | output | Odd blue-pixel output MSB for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 57 | OVDD | power_out | Output driver supply voltage nominally 3.3V |
| 58 | OGND | power_in | Output driver ground reference and current return |
| 59 | QO8 | output | Odd green-pixel output LSB for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 60 | QO9 | output | Odd green-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 61 | QO10 | output | Odd green-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 62 | QO11 | output | Odd green-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 63 | QO12 | output | Odd green-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 64 | QO13 | output | Odd green-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 65 | QO14 | output | Odd green-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 66 | QO15 | output | Odd green-pixel output MSB for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 67 | DVDD | power_out | Digital supply voltage nominally 3.3V for digital core |
| 68 | DGND | power_in | Digital ground reference and current return for digital core |
| 69 | QO16 | output | Odd red-pixel output LSB for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 70 | QO17 | output | Odd red-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 71 | QO18 | output | Odd red-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 72 | QO19 | output | Odd red-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 73 | QO20 | output | Odd red-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 74 | QO21 | output | Odd red-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 75 | QO22 | output | Odd red-pixel output for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 76 | OGND | power_in | Output driver ground reference and current return |
| 77 | QO23 | output | Odd red-pixel output MSB for 2-pixel/clock mode, held low in 1-pixel/clock mode |
| 78 | OVDD | power_out | Output driver supply voltage nominally 3.3V |
| 79 | AGND | power_in | Analog ground reference and current return for analog circuitry |
| 80 | Rx2+ | input | Channel-2 positive receiver input (red pixel data), TMDS low-voltage signal differential input |
| 81 | Rx2- | input | Channel-2 negative receiver input (red pixel data), TMDS low-voltage signal differential input |
| 82 | AVDD | power_out | Analog supply voltage nominally 3.3V for analog circuitry |
| 83 | AGND | power_in | Analog ground reference and current return for analog circuitry |
| 84 | AVDD | power_out | Analog supply voltage nominally 3.3V for analog circuitry |
| 85 | Rx1+ | input | Channel-1 positive receiver input (green pixel data), TMDS low-voltage signal differential input |
| 86 | Rx1- | input | Channel-1 negative receiver input (green pixel data), TMDS low-voltage signal differential input |
| 87 | AGND | power_in | Analog ground reference and current return for analog circuitry |
| 88 | AVDD | power_out | Analog supply voltage nominally 3.3V for analog circuitry |
| 89 | AGND | power_in | Analog ground reference and current return for analog circuitry |
| 90 | Rx0+ | input | Channel-0 positive receiver input (blue pixel data), TMDS low-voltage signal differential input |
| 91 | Rx0- | input | Channel-0 negative receiver input (blue pixel data), TMDS low-voltage signal differential input |
| 92 | AGND | power_in | Analog ground reference and current return for analog circuitry |
| 93 | RxC+ | input | Clock positive receiver input, TMDS low-voltage signal differential input pair |
| 94 | RxC- | input | Clock negative receiver input, TMDS low-voltage signal differential input pair |
| 95 | AVDD | power_out | Analog supply voltage nominally 3.3V for analog circuitry |
| 96 | EXT_RES | input | Internal impedance matching reference; device internally optimized for 50Ω impedance |
| 97 | PVDD | power_out | PLL supply voltage for internal PLL |
| 98 | PGND | power_in | PLL ground reference and current return for internal PLL |
| 99 | RSVD | input | Reserved pin; must be tied high for normal operation |
| 100 | OCK_INV | input | ODCK polarity select: latches data on rising edge (high) or falling edge (low) of ODCK |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | TQFP-100(14x14) |
| Category | Interface |
| Pins | 100 |
## CAD (KiCad official)
- Symbol: `TFP401APZP`
- Footprint: `Package_QFP:TQFP-100_14x14mm_P0.5mm`
- 3D model: TQFP-100(14x14) (KiCad packages3D, STEP)
- 3D model files: `tfp401apzp-etched.step` / `tfp401apzp-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tfp401apzp.step` / `tfp401apzp.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/tfp401a) (37 pp, sha256 `4faebec02402e979`, retrieved 2026-10-05, tier: lcsc)
- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).
[Datasheet PDF](docs/tfp401apzp-datasheet.pdf)