component
ADS1216Y
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Texas Instruments Analog To Digital Converters (ADCs), TQFP-48(7x7). Datasheet-verified pinout, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownADS1216Y
Texas Instruments · Analog To Digital Converters (ADCs) · TQFP-48(7x7)
ADS1216Y from Texas Instruments, in a TQFP-48(7x7). 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 | AVDD | power_in | Analog power supply (4.75V to 5.25V or 2.7V to 3.3V). |
| 2 | AGND | power_in | Analog ground reference. |
| 3 | AIN0 | input | Analog input 0, supports ±2.5V differential full-scale range with unity gain. |
| 4 | AIN1 | input | Analog input 1, supports ±2.5V differential full-scale range with unity gain. |
| 5 | AIN2 | input | Analog input 2, supports ±2.5V differential full-scale range with unity gain. |
| 6 | AIN3 | input | Analog input 3, supports ±2.5V differential full-scale range with unity gain. |
| 7 | AIN4 | input | Analog input 4, supports ±2.5V differential full-scale range with unity gain. |
| 8 | AIN5 | input | Analog input 5, supports ±2.5V differential full-scale range with unity gain. |
| 9 | AIN6 | input | Analog input 6, supports ±2.5V differential full-scale range with unity gain. |
| 10 | AIN7 | input | Analog input 7, supports ±2.5V differential full-scale range with unity gain. |
| 11 | AINCOM | input | Analog input common mode reference for multiplexed input selection. |
| 12 | AGND | power_in | Analog ground reference. |
| 13 | AVDD | power_in | Analog power supply (4.75V to 5.25V or 2.7V to 3.3V). |
| 14 | VRCAP | passive | Voltage reference bypass capacitor, connect 0.1µF capacitor to AGND for noise filtering. |
| 15 | IDAC1 | output | Current DAC1 output, full-scale range 0.5mA to 20mA depending on RDAC and configuration. |
| 16 | IDAC2 | output | Current DAC2 output, full-scale range 0.5mA to 20mA depending on RDAC and configuration. |
| 17 | RDAC | passive | External resistor connection for DAC current setting, typical range 10kΩ to 150kΩ. |
| 18 | DGND | power_in | Digital ground reference. |
| 19 | DGND | power_in | Digital ground reference. |
| 20 | DGND | power_in | Digital ground reference. |
| 21 | DGND | power_in | Digital ground reference. |
| 22 | DGND | power_in | Digital ground reference. |
| 23 | BUFEN | input | Buffer enable input, logic HIGH enables input buffer for high impedance analog measurements. |
| 24 | RESET | input | Active LOW asynchronous reset, resets all registers to default power-up values. |
| 25 | XIN | input | Clock input, 1MHz to 5MHz oscillator or crystal input. |
| 26 | XOUT | output | Clock output for external crystal network feedback. |
| 27 | PDWN | input | Active LOW power down control, shuts down analog and digital circuits. |
| 28 | POL | input | Serial clock polarity select, HIGH for rising-edge sensitive SCLK, LOW for falling-edge. |
| 29 | DSYNC | input | Active LOW synchronization control, resets digital filter counter on falling edge. |
| 30 | DGND | power_in | Digital ground reference. |
| 31 | DVDD | power_in | Digital power supply (2.7V to 5.25V). |
| 32 | DRDY | output | Active LOW data ready output, indicates valid conversion data available for reading. |
| 33 | CS | input | Active LOW chip select for SPI serial interface. |
| 34 | SCLK | input | Serial clock input for SPI with Schmitt trigger, 1MHz to 5MHz clock rate. |
| 35 | DIN | input | Serial data input for SPI with Schmitt trigger, most significant bit shifted first. |
| 36 | DOUT | tri_state | Serial data output for SPI, tri-states HIGH when CS is HIGH, most significant byte first. |
| 37 | D0 | bidirectional | Digital I/O 0, configurable as input or output via DIR register, default as input. |
| 38 | D1 | bidirectional | Digital I/O 1, configurable as input or output via DIR register, default as input. |
| 39 | D2 | bidirectional | Digital I/O 2, configurable as input or output via DIR register, default as input. |
| 40 | D3 | bidirectional | Digital I/O 3, configurable as input or output via DIR register, default as input. |
| 41 | D4 | bidirectional | Digital I/O 4, configurable as input or output via DIR register, default as input. |
| 42 | D5 | bidirectional | Digital I/O 5, configurable as input or output via DIR register, default as input. |
| 43 | D6 | bidirectional | Digital I/O 6, configurable as input or output via DIR register, default as input. |
| 44 | D7 | bidirectional | Digital I/O 7, configurable as input or output via DIR register, default as input. |
| 45 | AGND | power_in | Analog ground reference. |
| 46 | VREFOUT | output | Voltage reference output, 1.25V or 2.5V selectable, source capability up to 100µA. |
| 47 | VREF+ | power_in | Positive differential reference input, differential with VREF-, range 0V to AVDD. |
| 48 | VREF- | power_in | Negative differential reference input, differential with VREF+, range 0V to AVDD. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | TQFP-48(7x7) |
| Category | Analog ICs |
| Pins | 48 |
CAD (KiCad official)
- Symbol:
ADS1216Y - Footprint:
Package_QFP:TQFP-48_7x7mm_P0.5mm - 3D model: TQFP-48(7x7) (KiCad packages3D, STEP)
- 3D model files:
ads1216y-etched.step/ads1216y-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ads1216y.step/ads1216y.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (42 pp, sha256
9471cf428c1dab20, retrieved 2026-09-18, tier: lcsc) - 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).