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ADS7841EB
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Texas Instruments Analog To Digital Converters (ADCs), SSOP-16-150mil. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+62@@ -0,0 +1,62 @@+# ADS7841EB++**Texas Instruments** · Analog To Digital Converters (ADCs) · SSOP-16-150mil++ADS7841EB from Texas Instruments, in a SSOP-16-150mil. 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 | +VCC | power_in | Power supply input, 2.7 V to 5 V. Must be tied together with pin 9. Bypass with a low-ESR ceramic capacitor to GND. |+| 2 | CH0 | input | Analog input channel 0. Full-scale span 0 to VREF; absolute range -0.2 V to VCC+0.2 V. |+| 3 | CH1 | input | Analog input channel 1. Full-scale span 0 to VREF; absolute range -0.2 V to VCC+0.2 V. |+| 4 | CH2 | input | Analog input channel 2. Full-scale span 0 to VREF; absolute range -0.2 V to VCC+0.2 V. |+| 5 | CH3 | input | Analog input channel 3. Full-scale span 0 to VREF; absolute range -0.2 V to VCC+0.2 V. |+| 6 | COM | input | Ground reference for the analog inputs. Sets the zero-code voltage in single-ended mode; tie to ground or the local analog ground reference point. |+| 7 | /SHDN | input | Shutdown, active LOW. Driving this pin LOW places the device into a very low-power shutdown mode (<15 uW). Tie HIGH for normal operation. |+| 8 | VREF | input | External voltage reference input, 100 mV to VCC. Sets the full-scale conversion range. Bypass with a low-ESR ceramic capacitor to GND. |+| 9 | +VCC | power_in | Power supply input, 2.7 V to 5 V. Must be tied together with pin 1. Bypass with a low-ESR ceramic capacitor to GND. |+| 10 | GND | power_in | Device ground return. |+| 11 | MODE | input | Conversion mode select. When LOW, the device always performs a 12-bit conversion; when HIGH, resolution is set by the MODE bit in the control byte. |+| 12 | DOUT | tri_state | Serial data output. Data is shifted out on the falling edge of DCLK; high-impedance when /CS is HIGH. |+| 13 | BUSY | tri_state | Busy output. Indicates when a conversion is in progress; high-impedance when /CS is HIGH. |+| 14 | DIN | input | Serial data input. When /CS is LOW, DIN is latched on the rising edge of DCLK. |+| 15 | /CS | input | Chip select, active LOW. Controls conversion timing and enables the serial input/output register. |+| 16 | DCLK | input | External serial clock input, up to 3.2 MHz. Runs the SAR conversion process and synchronizes serial I/O. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SSOP-16-150mil |+| Category | ADC/DAC/Data Conversion |+| Pins | 16 |++## Ordering variants++Same part, different packaging or reel option.++- `ADS7841EB`+- `ADS7841EB/2K5`+- `ADS7841E/2K5`+- `ADS7841ES`+- `ADS7841P`+- `ADS7841PB`++## CAD (KiCad official)++- Symbol: `ADS7841EB`+- Footprint: `Package_SO:SSOP-16_5.3x6.2mm_P0.65mm`+- 3D model: SSOP-16-150mil (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/ads7841) (20 pp, sha256 `0f709a0197a2bfff`, retrieved 2026-08-17, tier: lcsc)+- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/ads7841eb-datasheet.pdf)
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