| MAX1238 Manufacturer | Maxim |
| MAX1238 Description | 2.7V to 3.6V and 4.5V to 5.5V, Low-Power, 4-/12-Channel, 2-Wire Serial, 12-Bit ADCs |
| MAX1238 Categories | |
| MAX1238 Datasheet (PDF) | |
| MAX1238 Features | - High-Speed I2C-Compatible Serial Interface
- 400kHz Fast Mode
- 1.7MHz High-Speed Mode
- Single-Supply
- 2.7V to 3.6V (MAX1237/MAX1239)
- 4.5V to 5.5V (MAX1236/MAX1238)
- Internal Reference
- 2.048V (MAX1237/MAX1239)
- 4.096V (MAX1236/MAX1238)
- External Reference: 1V to VDD
- Internal Clock
- 4-Channel Single-Ended or 2-Channel Fully Differential (MAX1236/MAX1237)
- 12-Channel Single-Ended or 6-Channel Fully Differential (MAX1238/MAX1239)
- Internal FIFO with Channel-Scan Mode
- Low Power
- 670µA at 94.4ksps
- 230µA at 40ksps
- 60µA at 10ksps
- 6µA at 1ksps
- 0.5µA in Power-Down Mode
- Software-Configurable Unipolar/Bipolar
- Small Packages
- 8-Pin µMAX (MAX1236/MAX1237)
- 16-Pin QSOP (MAX1238/MAX1239)
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| MAX1238 Parameters | | Package | 16/QSOP | | Resolution (Bits) | 12 | | Supply Voltage (V) | 4.5 to 5.5 | | Price @ 1k | $4.19 | | Op. Range (°C) | -40 to +85 | | Input Chans. | 12 | | Conv. Rate (ksps) | 94.4 | | Max. Conv. Time (µs) | 6.8 | | Typ. Supply Current (mA) | 0.67 | | Typ. Power (mW) | 3.35 | | Low Pwr. Mode | Yes | | Stdby Mode | Yes | | Data Bus (Bits) | I2C | | Ref. (V) | Int +4.096 | | Input Range (V) | ±Vref/2 | | Input Range (V) | 0 to Vref | | EV-Kit | Yes | | Diff. In | Yes |
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| Related or Similar Components | MAX1236 MAX1237 MAX1239 |