MCP3204
4-channel 12 bit SPI A/D converter
PDF datasheet
| | | | |
| CH0 | 1 • | 14 | VDD |
| CH1 | 2 | 13 | VREF |
| CH2 | 3 | 12 | AGND |
| CH3 | 4 | 11 | CLK |
| NC | 5 | 10 | DOUT |
| NC | 6 | 9 | DIN |
| DGND | 7 | 8 | CS/SHDN |
| | | | |
| Pin | Symbol | Description |
|---|
| 1 | CH0 | Analog channel 0 input |
| 2 | CH1 | Analog channel 1 input |
| 3 | CH2 | Analog channel 2 input |
| 4 | CH3 | Analog channel 3 input |
| 5 | NC | Not connected |
| 6 | NC | Not connected |
| 7 | DGND | Digital ground |
| 8 | CS/SHDN | Chip select / Shutdown |
| 9 | DIN | Serial data input |
| 10 | DOUT | Serial data output |
| 11 | CLK | SPI clock |
| 12 | AGND | Analog ground |
| 13 | VREF | Analog reference input voltage |
| 14 | VDD | +2.7 to 5.5 V power supply |
Specifications
(typical values under recommended operating conditions, unless specified)| Parameter | Value | Unit |
|---|
| Max active current | 400 | µA |
| Max sampling rate | 100 (5V supply)
50 (2.7V supply) | ksps |
| Resolution | 12 | bits |
| Conversion time | 12 | clock cycles |
Notes
- Also available as one-channel (MCP3201), two-channel (MCP3202) and eight-channel (MCP3208) version
Note: Data is maintained by an independent source and accuracy is not guaranteed. Check with the manufacturer's datasheet for up-to-date information.