AD977 - Analog Devices

AD977 100kSPS / 200kSPS BiCMOS A/D Converter

The AD977/AD977A is a high speed, low power 16-bit A/D converter that operates from a single 5 V supply. The AD977A has a throughput rate of 200 kSPS whereas the AD977 has a throughput rate of 100 kSPS. Each part contains a successive approximation, switched capacitor ADC, an internal 2.5 V reference, and a high speed serial interface. The ADC is factory ca.

Features

FUNCTIONAL BLOCK DIAGRAM
► Fast 16-Bit ADC
► 100 kSPS Throughput Rate—AD977
► 200 kSPS Throughput Rate—AD977A
► Single 5 V Supply Operation
► Power Dissipation 100 mW Max
► Power-Down Mode 50 µW
► Input Ranges:
► Unipolar; 0 V
  –10 V, 0 V
  –5 V, and 0 V
  –4 V
► Bipolar; ±10 V, ±5 V, and ±3.3 V
► Automatic test equipment
► Process control and industrial automation
► Choice of External or Internal 2.5 V Reference
► High Speed Serial Interface
► On-Chip Clock
► 20-Lead Skinny SOIC Package
► 28-Lead Skinny SSOP Package Figure 1. GENERAL DESCRIPTION The AD977/AD977A is a high speed, low power 16-bit.