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DAC5662AIPFB
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Texas Instruments Digital To Analog Converters (DAC), TQFP-48(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+85@@ -0,0 +1,85 @@+# DAC5662AIPFB++**Texas Instruments** · Digital To Analog Converters (DAC) · TQFP-48(7x7)++DAC5662AIPFB from Texas Instruments, in a TQFP-48(7x7). 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 | DA11 | input | Data port A MSB; internal pulldown. |+| 2 | DA10 | input | Data port A; internal pulldown. |+| 3 | DA9 | input | Data port A; internal pulldown. |+| 4 | DA8 | input | Data port A; internal pulldown. |+| 5 | DA7 | input | Data port A; internal pulldown. |+| 6 | DA6 | input | Data port A; internal pulldown. |+| 7 | DA5 | input | Data port A; internal pulldown. |+| 8 | DA4 | input | Data port A; internal pulldown. |+| 9 | DA3 | input | Data port A; internal pulldown. |+| 10 | DA2 | input | Data port A; internal pulldown. |+| 11 | DA1 | input | Data port A; internal pulldown. |+| 12 | DA0 | input | Data port A LSB; internal pulldown. |+| 13 | NC | unconnected | No connection. |+| 14 | NC | unconnected | No connection. |+| 15 | DGND | power_in | Digital ground. |+| 16 | DVDD | power_in | Digital supply voltage, 3V to 3.6V. |+| 17 | WRTA | input | Input write signal for PORT A; WRTIQ in interleaved mode. |+| 18 | CLKA | input | Clock input for DACA, CLKIQ in interleaved mode, up to 275 MHz. |+| 19 | CLKB | input | Clock input for DACB, RESETIQ in interleaved mode, up to 275 MHz. |+| 20 | WRTB | input | Input write signal for PORT B; SELECTIQ in interleaved mode. |+| 21 | DGND | power_in | Digital ground. |+| 22 | DVDD | power_in | Digital supply voltage, 3V to 3.6V. |+| 23 | DB11 | input | Data port B MSB; internal pulldown. |+| 24 | DB10 | input | Data port B; internal pulldown. |+| 25 | DB9 | input | Data port B; internal pulldown. |+| 26 | DB8 | input | Data port B; internal pulldown. |+| 27 | DB7 | input | Data port B; internal pulldown. |+| 28 | DB6 | input | Data port B; internal pulldown. |+| 29 | DB5 | input | Data port B; internal pulldown. |+| 30 | DB4 | input | Data port B; internal pulldown. |+| 31 | DB3 | input | Data port B; internal pulldown. |+| 32 | DB2 | input | Data port B; internal pulldown. |+| 33 | DB1 | input | Data port B; internal pulldown. |+| 34 | DB0 | input | Data port B LSB; internal pulldown. |+| 35 | NC | unconnected | No connection. |+| 36 | NC | unconnected | No connection. |+| 37 | SLEEP | input | Sleep function control input: high for power-down mode, low for operating mode; internal pulldown. |+| 38 | AGND | power_in | Analog ground. |+| 39 | IOUTB1 | output | DACB current output, full-scale with all bits of DB high. |+| 40 | IOUTB2 | output | DACB complementary current output, full-scale with all bits of DB low. |+| 41 | BIASJ_B | output | Full-scale output current bias for DACB. |+| 42 | GSET | input | Gain-setting mode: high for 1 resistor, low for 2 resistors; internal pullup. |+| 43 | EXTIO | bidirectional | Internal reference output (bypass with 0.1 μF to AGND) or external reference input. |+| 44 | BIASJ_A | output | Full-scale output current bias for DACA. |+| 45 | IOUTA2 | output | DACA complementary current output, full-scale with all bits of DA low. |+| 46 | IOUTA1 | output | DACA current output, full-scale with all bits of DA high. |+| 47 | AVDD | power_in | Analog supply voltage, 3V to 3.6V. |+| 48 | MODE | input | Mode select: high for dual-bus mode, low for interleaved mode; internal pullup. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TQFP-48(7x7) |+| Category | Data Acquisition |+| Pins | 48 |++## CAD (KiCad official)++- Symbol: `DAC5662AIPFB`+- Footprint: `Package_QFP:TQFP-48_7x7mm_P0.5mm`+- 3D model: TQFP-48(7x7) (KiCad packages3D, STEP)+- 3D model files: `dac5662aipfb-etched.step` / `dac5662aipfb-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `dac5662aipfb.step` / `dac5662aipfb.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/dac5662a) (36 pp, sha256 `615d9088db6565ac`, retrieved 2026-10-07, 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/dac5662aipfb-datasheet.pdf)
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