AD7947 AD [Analog Devices], AD7947 Datasheet - Page 2

• Manufacturer Part Number: AD7947
• Description: 3mW, 100kSPS, 14-Bit ADC in 6-Lead SOT-23
• Manufacturer: AD [Analog Devices]

AD7940
TABLE OF CONTENTS
Specifications..................................................................................... 3
Timing Specifications....................................................................... 5
Absolute Maximum Ratings............................................................ 6
Pin Configurations and Function Descriptions ........................... 7
Terminology ...................................................................................... 8
Typical Performance Characteristics ............................................. 9
Circuit Information ........................................................................ 11
ADC Transfer Function ................................................................. 12
Modes of Operation ....................................................................... 13
REVISION HISTORY
6/04—Revision 0: Initial Version
ESD Caution.................................................................................. 6
Converter Operation.................................................................. 11
Analog Input ............................................................................... 11
Typical Connection Diagram ................................................... 12
Rev. 0 | Page 2 of 20
Power vs. Throughput Rate ........................................................... 15
Serial Interface ................................................................................ 16
Microprocessor Interfacing........................................................... 17
Application Hints ........................................................................... 19
Outline Dimensions ....................................................................... 20
Normal Mode.............................................................................. 13
Power-Down Mode.................................................................... 14
AD7940 to TMS320C541 .......................................................... 17
AD7940 to ADSP-218x.............................................................. 17
AD7940 to DSP563xx ................................................................ 18
Grounding and Layout .............................................................. 19
Evaluating the AD7940 Performance ...................................... 19
Ordering Guide .......................................................................... 20