TLC2551_16 Datasheet, PDF (2/28 Pages) Texas Instruments – 5-V, LOW-POWER, 12-BIT, 175/360 KSPS, SERIAL ANALOG-TO-DIGITAL CONVERTERS WITH AUTOPOWER DOWN

TLC2551, TLC2552, TLC2555
5-V, LOW-POWER, 12-BIT, 175/360 KSPS,
SERIAL ANALOG-TO-DIGITAL CONVERTERS WITH AUTOPOWER DOWN
SLAS276D – MARCH 2000 – REVISED MAY 2003
functional block diagram
TLC2551
TLC2552
VREF
AIN
VDD
LOW POWER
S/H
12-BIT
SAR ADC
÷2
SDO
VREF
AIN0
AIN1
VDD
Mux
S/H
LOW POWER
SAR ADC
SDO
SCLK
CS
FS
CONTROL
LOGIC
SCLK
CS
÷2
CONTROL
LOGIC
GND
VREF
TLC2555
VDD
GND
AIN (+)
AIN (–)
LOW POWER
S/H
12-BIT
SAR ADC
SDO
SCLK
CS
÷2
CONTROL
LOGIC
GND
2
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