THS1206-EP Datasheet, PDF (12/43 Pages) Texas Instruments – 12-BIT 6 MSPS, SIMULTANEOUS SAMPLING ANALOG-TO-DIGITAL CONVERTERS

THS1206ĆEP
12ĆBIT 6 MSPS, SIMULTANEOUS SAMPLING
ANALOGĆTOĆDIGITAL CONVERTERS
SGLS126A − JULY 2002 − REVISED FEBRUARY 2003
digital output data format
The digital output data format of the THS1206 can either be in binary format or in twos complement format. The
following tables list the digital outputs for the analog input voltages.
Table 3. Binary Output Format for Single-Ended Configuration
SINGLE-ENDED, BINARY OUTPUT
ANALOG INPUT VOLTAGE
DIGITAL OUTPUT CODE
AIN = VREFP
AIN = (VREFP + VREFM)/2
AIN = VREFM
FFFh
800h
000h
Table 4. Twos Complement Output Format for Single-Ended Configuration
SINGLE-ENDED, TWOS COMPLEMENT
ANALOG INPUT VOLTAGE
DIGITAL OUTPUT CODE
AIN = VREFP
AIN = (VREFP + VREFM)/2
AIN = VREFM
7FFh
000h
800h
Table 5. Binary Output Format for Differential Configuration
DIFFERENTIAL, BINARY OUTPUT
ANALOG INPUT VOLTAGE
DIGITAL OUTPUT CODE
Vin = AINP − AINM
VREF = VREFP − VREFM
Vin = VREF
Vin = 0
Vin = −VREF
FFFh
800h
000h
Table 6. Twos Complement Output Format for Differential Configuration
DIFFERENTIAL, BINARY OUTPUT
ANALOG INPUT VOLTAGE
DIGITAL OUTPUT CODE
Vin = AINP − AINM
VREF = VREFP − VREFM
Vin = VREF
Vin = 0
Vin = −VREF
7FFh
000h
800h
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