Datasheet

ADS7950, ADS7951, ADS7952, ADS7953
ADS7954, ADS7955, ADS7956, ADS7957
ADS7958, ADS7959, ADS7960, ADS7961
www.ti.com SLAS605A –JUNE 2008–REVISED JANUARY 2010
Table 13. Ideal Input Voltages and Output Codes for 8-Bit Devices (ADS7958/59/60/61)
DESCRIPTION ANALOG VALUE DIGITAL OUTPUT
Full scale range Range 1 → V
ref
Range 2 → 2×V
ref
STRAIGHT BINARY
Least significant bit (LSB) V
ref
/256 2V
ref
/256 BINARY CODE HEX CODE
Full scale V
ref
– 1 LSB 2V
ref
– 1 LSB 1111 1111 FF
Midscale V
ref
/2 V
ref
1000 0000 80
Midscale – 1 LSB V
ref
/2 – 1 LSB V
ref
– 1 LSB 0111 1111 7F
Zero 0 V 0 V 0000 0000 00
Copyright © 2008–2010, Texas Instruments Incorporated Submit Documentation Feedback 43
Product Folder Link(s): ADS7950, ADS7951, ADS7952, ADS7953 ADS7954, ADS7955, ADS7956, ADS7957 ADS7958,
ADS7959, ADS7960, ADS7961