Texas Instruments ADC12138
The ADC12130, ADC12132 and ADC12138 are 12bit plus sign successive approximation Analog-toDigital converters with serial I/O and configurable input multiplexer. The ADC12132 and ADC12138 have a 2 and an 8 channel multiplexer, respectively. The differential multiplexer outputs and ADC inputs are available on the MUXOUT1, MUXOUT2, A/DIN1 and A/DIN2 pins.| Part No. | ADC12138 |
|---|---|
| Datasheet | ADC12138 Download |
| Manufacturer |  Texas Instruments |
| Description | Self-Calibrating 12-Bit Plus Sign Serial I/O A/D Converters |
| Buy | Stock & Price |
FEATURES
1●2 Serial I/O (MICROWIRE, SPI and QSPI Compatible)
● Power Down Mode
● Programmable Acquisition Time
● Variable Digital Output Word Length and Format
● No Zero or Full Scale Adjustment Required
● 0V to 5V Analog Input Range with Single 5V Power Supply
APPLICATIONS
● Pen-Based Computers● Digitizers
● Global Positioning Systems KEY SPECIFICATIONS
● Resolution 12-bit plus sign
● 12-Bit plus sign conversion time 8.8 μs (max)
● 12-Bit plus sign throughput time 14 μs (max)
● Integral Linearity Error ±2 LSB (max)
● Single Supply 3.3V or 5V ±10%
● Power Consumption – +3.3V 15 mW (max) – +3.3V power down 40 μW (typ) – +5V 33 mW (max) – +5V power down 100 μW (typ)
DESCRIPTION
NOTE: Some device/package combinations are obsolete and are described and shown here for reference only. See our web site for product availability. The ADC12130 has a two channel multiplexer with the multiplexer outputs and ADC inputs internally connected. The ADC12130 family is tested and specified with a 5 MHz clock.
