ADS7953 - Texas Instruments

ADS7953 Serial Interface ADC

The ADS79xx is a 12-, 10-, 8-bit pin compatible multichannel analog-to-digital converter family. The device comparison table shows all twelve devices from this product family. The devices include a capacitor based SAR A/D converter with inherent sample and hold. The devices accept a wide analog supply range from 2.7 V to 5.25 V. Very low power consumption ma.

Features

•1 1-MHz Sample Rate Serial Devices
• Product Family of 12-, 10-, 8-Bit Resolution
• Zero Latency
• 20-MHz Serial Interface
• Analog Supply Range: 2.7 to 5.25 V
• I/O Supply Range: 1.7 to 5.25 V
• Two SW Selectable Unipolar, Input Ranges: 0 to VREF and 0 to 2 x VREF
• Auto and Manual Modes for Channel Selection
• 4-, 8-Channel Devices and 12-, 16-Channel Devices Share the Same Footprint
• Two Programmable Alarm Levels per Channel
• Four Individually Configurable GPIOs in TSSOP Package: One GPIO in VQFN Package
• Typical Power Dissipation: 14.5 mW (+VA = 5 V, +VBD = 3 V) at 1 MSPS
• Power-Down .