AD7827 - Analog Devices

AD7827 3 V/5 V/ 1 MSPS/ 8-Bit/ Serial Interface Sampling ADC

PRODUCT HIGHLIGHTS The AD7827 is a high speed, single channel, low power, analogto-digital converter with a maximum throughput of 1 MSPS that operates from a single 3 V or 5 V supply. The AD7827 contains a track/hold amplifier, an on-chip 2.5 V reference (2% tolerance), a 420 ns 8-bit half-flash ADC and a serial interface. The serial interface is compatibl.

Features

8-Bit Half-Flash ADC with 420 ns Conversion Time 200 ns Acquisition Time 8-Lead Package On-Chip Track-and-Hold On-Chip 2.5 V Reference with 2% Tolerance Operating Supply Range: 3 V ؎ 10% and 5 V ؎ 10% Specifications @ 3 V and 5 V DSP/Microcontroller Compatible Serial Interface Automatic Power-Down at End of Conversion Input Ranges 0 V to 2 V, VDD = 3 V 0 V to 2.5 V, VDD = 5 V AD7827 CONTROL LOGIC CONVST BUF SCLK VIN T/H 8-BIT HALF-FLASH ADC SERIAL PORT DOUT RFS GENERAL DESCRIPTION PRODUCT HIGHLIGHTS The AD7827 is a high speed, single channel, low power, analogto-digital converter with a .