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ADS1204IRHBT
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Texas Instruments Analog To Digital Converters (ADCs), VQFN-32-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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ADS1204IRHBT
Texas Instruments · Analog To Digital Converters (ADCs) · VQFN-32-EP(5x5)
ADS1204IRHBT from Texas Instruments, in a VQFN-32-EP(5x5). Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | CH A+ | input | Noninverting analog input of channel A. |
| 2 | CH A- | input | Inverting analog input of channel A. |
| 3 | CH B+ | input | Noninverting analog input of channel B. |
| 4 | CH B- | input | Inverting analog input of channel B. |
| 5 | CH C- | input | Inverting analog input of channel C. |
| 6 | CH C+ | input | Noninverting analog input of channel C. |
| 7 | CH D- | input | Inverting analog input of channel D. |
| 8 | CH D+ | input | Noninverting analog input of channel D. |
| 9 | REFIN D | input | Reference voltage input of channel D; accepts 0.5 V to 2.6 V for external reference source. |
| 10 | REFIN C | input | Reference voltage input of channel C; accepts 0.5 V to 2.6 V for external reference source. |
| 11 | AGND | power_in | Analog ground. |
| 12 | AVDD | power_in | Analog power supply; nominal 5 V. |
| 13 | NC | unconnected | No connection; this pin is left unconnected. |
| 14 | AVDD | power_in | Analog power supply; nominal 5 V. |
| 15 | AGND | power_in | Analog ground. |
| 16 | CLKSEL | input | Clock select input; logic high selects internal clock or logic low selects external clock. |
| 17 | CLKIN | input | External clock input; accepts 1 MHz to 32 MHz when CLKSEL = 0. |
| 18 | BVDD | power_in | Digital interface power supply; operates from 2.7 V to 5.5 V. |
| 19 | BGND | power_in | Interface ground. |
| 20 | CLKOUT | output | System clock output from the internal oscillator or external clock divider. |
| 21 | OUT D | output | Serial bit stream output from channel D delta-sigma modulator. |
| 22 | OUT C | output | Serial bit stream output from channel C delta-sigma modulator. |
| 23 | OUT B | output | Serial bit stream output from channel B delta-sigma modulator. |
| 24 | OUT A | output | Serial bit stream output from channel A delta-sigma modulator. |
| 25 | NC | unconnected | No connection; this pin is left unconnected. |
| 26 | AGND | power_in | Analog ground. |
| 27 | AVDD | power_in | Analog power supply; nominal 5 V. |
| 28 | REFOUT | output | Reference voltage output from internal 2.5 V reference source; nominal 2.5 V. |
| 29 | AVDD | power_in | Analog power supply; nominal 5 V. |
| 30 | AGND | power_in | Analog ground. |
| 31 | REFIN B | input | Reference voltage input of channel B; accepts 0.5 V to 2.6 V for external reference source. |
| 32 | REFIN A | input | Reference voltage input of channel A; accepts 0.5 V to 2.6 V for external reference source. |
| 33 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | VQFN-32-EP(5x5) |
| Category | ADC/DAC/Data Conversion |
| Pins | 33 |
CAD (KiCad official)
- Symbol:
ADS1204IRHBT - Footprint:
Package_DFN_QFN:QFN-32-1EP_5x5mm_P0.5mm_EP3.3x3.3mm - 3D model: VQFN-32-EP(5x5) (KiCad packages3D, STEP)
- 3D model files:
ads1204irhbt-etched.step/ads1204irhbt-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ads1204irhbt.step/ads1204irhbt.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (34 pp, sha256
0ab72145f1d9695c, retrieved 2026-09-17, 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 0.2, primaryclaude-haiku-4-5-20251001(text), consensusclaude-sonnet-4-6(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).
# ADS1204IRHBT
**Texas Instruments** · Analog To Digital Converters (ADCs) · VQFN-32-EP(5x5)
ADS1204IRHBT from Texas Instruments, in a VQFN-32-EP(5x5). Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.
## Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | CH A+ | input | Noninverting analog input of channel A. |
| 2 | CH A- | input | Inverting analog input of channel A. |
| 3 | CH B+ | input | Noninverting analog input of channel B. |
| 4 | CH B- | input | Inverting analog input of channel B. |
| 5 | CH C- | input | Inverting analog input of channel C. |
| 6 | CH C+ | input | Noninverting analog input of channel C. |
| 7 | CH D- | input | Inverting analog input of channel D. |
| 8 | CH D+ | input | Noninverting analog input of channel D. |
| 9 | REFIN D | input | Reference voltage input of channel D; accepts 0.5 V to 2.6 V for external reference source. |
| 10 | REFIN C | input | Reference voltage input of channel C; accepts 0.5 V to 2.6 V for external reference source. |
| 11 | AGND | power_in | Analog ground. |
| 12 | AVDD | power_in | Analog power supply; nominal 5 V. |
| 13 | NC | unconnected | No connection; this pin is left unconnected. |
| 14 | AVDD | power_in | Analog power supply; nominal 5 V. |
| 15 | AGND | power_in | Analog ground. |
| 16 | CLKSEL | input | Clock select input; logic high selects internal clock or logic low selects external clock. |
| 17 | CLKIN | input | External clock input; accepts 1 MHz to 32 MHz when CLKSEL = 0. |
| 18 | BVDD | power_in | Digital interface power supply; operates from 2.7 V to 5.5 V. |
| 19 | BGND | power_in | Interface ground. |
| 20 | CLKOUT | output | System clock output from the internal oscillator or external clock divider. |
| 21 | OUT D | output | Serial bit stream output from channel D delta-sigma modulator. |
| 22 | OUT C | output | Serial bit stream output from channel C delta-sigma modulator. |
| 23 | OUT B | output | Serial bit stream output from channel B delta-sigma modulator. |
| 24 | OUT A | output | Serial bit stream output from channel A delta-sigma modulator. |
| 25 | NC | unconnected | No connection; this pin is left unconnected. |
| 26 | AGND | power_in | Analog ground. |
| 27 | AVDD | power_in | Analog power supply; nominal 5 V. |
| 28 | REFOUT | output | Reference voltage output from internal 2.5 V reference source; nominal 2.5 V. |
| 29 | AVDD | power_in | Analog power supply; nominal 5 V. |
| 30 | AGND | power_in | Analog ground. |
| 31 | REFIN B | input | Reference voltage input of channel B; accepts 0.5 V to 2.6 V for external reference source. |
| 32 | REFIN A | input | Reference voltage input of channel A; accepts 0.5 V to 2.6 V for external reference source. |
| 33 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | VQFN-32-EP(5x5) |
| Category | ADC/DAC/Data Conversion |
| Pins | 33 |
## CAD (KiCad official)
- Symbol: `ADS1204IRHBT`
- Footprint: `Package_DFN_QFN:QFN-32-1EP_5x5mm_P0.5mm_EP3.3x3.3mm`
- 3D model: VQFN-32-EP(5x5) (KiCad packages3D, STEP)
- 3D model files: `ads1204irhbt-etched.step` / `ads1204irhbt-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ads1204irhbt.step` / `ads1204irhbt.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/ads1204) (34 pp, sha256 `0ab72145f1d9695c`, retrieved 2026-09-17, 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 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (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/ads1204irhbt-datasheet.pdf)