产品概览
ADS1018IDGSR from TI is a 12-bit 4-channel ADC with internal temperature sensor and reference. 3.3MSPS max. SPI interface. VSSOP-10.
工作原理
Successive approximation ADC with 4-channel mux. Integrated temperature sensor and 2.048V reference. SPI interface with daisy-chain. Programmable comparator. 12-bit resolution at up to 3.3MSPS. Single-supply 2.0-5.5V.
Pin Description
| 针脚 | 名称 | 功能 |
|---|---|---|
| 1-4 | AIN0-AIN3 | 4 analog inputs |
| 5 | 接地 | 地面 |
| 6-7 | SDA/SCL | SPI interface |
| 8 | 警报/警报器 | Comparator/alert |
应用
- Multi-channel data acquisition
- Industrial sensor interfacing
- Battery monitoring
Alternative Models
| 制造商 | 部件编号 | 说明 |
|---|---|---|
| TI | ADS1118IDGSR | 16-bit version |