AD7883
AD7883 is LC2MOS 12-Bit 3.3 V Sampling ADC manufactured by Analog Devices.
a
LC2MOS 12-Bit, 3.3 V Sampling ADC
Features
Battery-patible Supply Voltage: Guaranteed Specs for VDD of 3 V to 3.6 V 12-Bit Monolithic A/D Converter 50 kHz Throughput Rate
15 s Conversion Time 5 s On-Chip Track/Hold Amplifier Low Power Power Save Mode: 1 mW typ Normal Operation: 8 mW typ 70 dB SNR Small 24-Lead SOIC and 0.3" DIP Packages
APPLICATIONS Battery Powered Portable Systems Laptop puters
VINA
VINB
VREF AGND
CS CLKIN CONVST
RD BUSY
FUNCTIONAL BLOCK DIAGRAM
SAMPLING PARATOR
+
- LOW POWER CONTROL CIRCUIT
12-BIT DAC
CONTROL LOGIC
SAR + COUNTER
THREE STATE BUFFERS
MODE
GENERAL DESCRIPTION The AD7883 is a high speed, low power, 12-bit A/D...
