component
DAC7616UB
Public Made by Adomby adom
Texas Instruments Digital To Analog Converters (DAC), SOIC-16-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+52@@ -0,0 +1,52 @@+# DAC7616UB++**Texas Instruments** · Digital To Analog Converters (DAC) · SOIC-16-300mil++DAC7616UB from Texas Instruments, in a SOIC-16-300mil. 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 | VDD | power_in | Positive analog supply voltage, +3V nominal, with a specified range of 3.0 V to 3.6 V. |+| 2 | VOUTD | output | DAC D voltage output, which can swing down to ground; output current is specified at -625 µA to +625 µA. |+| 3 | VOUTC | output | DAC C voltage output, which can swing down to ground; output current is specified at -625 µA to +625 µA. |+| 4 | VREFL | input | Reference input voltage low; sets the minimum output voltage for all DACs, with an input range of 0 V. |+| 5 | VREFH | input | Reference input voltage high; sets the maximum output voltage for all DACs, with an input range of 0 V to +1.25 V. |+| 6 | VOUTB | output | DAC B voltage output, which can swing down to ground; output current is specified at -625 µA to +625 µA. |+| 7 | VOUTA | output | DAC A voltage output, which can swing down to ground; output current is specified at -625 µA to +625 µA. |+| 8 | AGND | power_in | Analog ground pin for the device. |+| 9 | GND | power_in | Device ground; the single ground pin, through which all digital and analog return currents must flow. |+| 10 | SDI | input | Serial data input carrying the 16-bit word (2-bit DAC address, two unused bits, then 12-bit code, MSB first), clocked by CLK. |+| 11 | CLK | input | Serial data clock; ORed with CS to advance the internal shift register, and the two inputs are interchangeable. |+| 12 | CS | input | Chip select input that enables serial communication when multiple serial devices share the bus; ORed with CLK to advance the shift register. |+| 13 | NIC | unconnected | Not internally connected. |+| 14 | LDAC | input | The selected DAC register becomes transparent when LDAC is LOW and is latched when LDAC is HIGH. |+| 15 | RESET | input | Asynchronous reset input; when LOW, sets all DAC registers to zero-scale (000H) or mid-scale (800H) as selected by RESETSEL. |+| 16 | RESETSEL | input | When LOW, a LOW on RESET sets all DAC registers to 000H; when HIGH, a LOW on RESET sets them to 800H. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-16-300mil |+| Category | Data Acquisition |+| Pins | 16 |++## CAD (KiCad official)++- Symbol: `DAC7616UB`+- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`+- 3D model: SOIC-16-300mil (KiCad packages3D, STEP)+- 3D model files: `dac7616ub-etched.step` / `dac7616ub-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `dac7616ub.step` / `dac7616ub.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/dac7616) (18 pp, sha256 `e0c7d97b8e08a2fb`, retrieved 2026-10-08, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (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/dac7616ub-datasheet.pdf)
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output current is specified at -625 µA to +625 µA."+ },+ {+ "number": "3",+ "name": "VOUTC",+ "type": "output",+ "description": "DAC C voltage output, which can swing down to ground; output current is specified at -625 µA to +625 µA."+ },+ {+ "number": "4",+ "name": "VREFL",+ "type": "input",+ "description": "Reference input voltage low; sets the minimum output voltage for all DACs, with an input range of 0 V."+ },+ {+ "number": "5",+ "name": "VREFH",+ "type": "input",+ "description": "Reference input voltage high; sets the maximum output voltage for all DACs, with an input range of 0 V to +1.25 V."+ },+ {+ "number": "6",+ "name": "VOUTB",+ "type": "output",+ "description": "DAC B voltage output, which can swing down to ground; output current is specified at -625 µA to +625 µA."+ },+ {+ "number": "7",+ "name": "VOUTA",+ "type": "output",+ "description": "DAC A voltage output, which can swing down to ground; output current is specified at -625 µA to +625 µA."+ },+ {+ "number": "8",+ "name": "AGND",+ "type": "power_in",+ "description": "Analog ground pin for the device."+ },+ {+ "number": "9",+ "name": "GND",+ "type": "power_in",+ "description": "Device ground; the single ground pin, through which all digital and analog return currents must flow."+ },+ {+ "number": "10",+ "name": "SDI",+ "type": "input",+ "description": "Serial data input carrying the 16-bit word (2-bit DAC address, two unused bits, then 12-bit code, MSB first), clocked by CLK."+ },+ {+ "number": "11",+ "name": "CLK",+ "type": "input",+ "description": "Serial data clock; ORed with CS to advance the internal shift register, and the two inputs are interchangeable."+ },+ {+ "number": "12",+ "name": "CS",+ "type": "input",+ "description": "Chip select input that enables serial communication when multiple serial devices share the bus; ORed with CLK to advance the shift register."+ },+ {+ "number": "13",+ "name": "NIC",+ "type": "unconnected",+ "description": "Not internally connected."+ },+ {+ "number": "14",+ "name": "LDAC",+ "type": "input",+ "description": "The selected DAC register becomes transparent when LDAC is LOW and is latched when LDAC is HIGH."+ },+ {+ "number": "15",+ "name": "RESET",+ "type": "input",+ "description": "Asynchronous reset input; when LOW, sets all DAC registers to zero-scale (000H) or mid-scale (800H) as selected by RESETSEL."+ },+ {+ "number": "16",+ "name": "RESETSEL",+ "type": "input",+ "description": "When LOW, a LOW on RESET sets all DAC registers to 000H; when HIGH, a LOW on RESET sets them to 800H."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-5-5",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 18,+ "cost_usd": 0.0882,+ "at": "2026-10-08T20:08:01"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/dac7616",+ "pages": 18,+ "sha256": "e0c7d97b8e08a2fb",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 16,+ "described": 16,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "dac7616ub.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 9.9,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "dac7616ub-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 9.9,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "b799075ef30c4fb9c98bfdcb114a226a89972765a0d64e1e0e074c5671006d80",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}