a FEATURES 4 or 8 Analog Input Channels Built-In Track-and-Hold Function 10 kHz Signal Handling on Each Channel Fast Microprocessor Interface Single 5 V Supply Low Power: 50 mW Fast Conversion Rate: 2.
5 ␮s/Channel Tight Error Specification: 1/2 LSB LC2MOS High Speed 4- and 8-Channel 8-Bit ADCs AD7824/AD7828 FUNCTIONAL BLOCK DIAGRAM VREF (+) VREF (–) AIN1 4-BIT FLASH ADC (4MSB) DB7 DB6 DB5 DB4 AIN4 MUX* AIN8 VREF (+) 16 4-BIT DAC 4-BIT FLASH ADC (4LSB) THREESTATE DRIVERS ADDRESS LATCH DECODE A0 A1 A2** *AD7824 – 4-CHANNEL MUX **AD7828 – 8-CHANNEL MUX A2 – AD7828 ONLY TIMING AND CONTROL CIRCUITRY RDY CS RD DB3 DB2 DB1 DB0 INT GENERAL DESCRIPTION The AD7824 and AD7828 are high ...

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