TLC1550I_15 Datasheet, PDF (2/18 Pages) Texas Instruments – 10-BIT ANALOG-TO-DIGITAL CONVERTERS WITH PARALLEL OUTPUTS

TLC1550I, TLC1550M, TLC1551I
10ĆBIT ANALOGĆTOĆDIGITAL CONVERTERS
WITH PARALLEL OUTPUTS
SLAS043G − MAY 1991 − REVISED NOVEMBER 2003
functional block diagram
CS
Control
WR
Logic
RD
DGTL
VDD1
100 kΩ
NOM
Frequency
Divided by 2
Internal
Clock
CLKIN
REF +
REF −
AIN
Clock Detector
typical equivalent inputs
INPUT CIRCUIT IMPEDANCE DURING SAMPLING MODE
1 kΩ TYP
AIN
Ci = 60 pF TYP
(equivalent input
capacitance)
Successive-
Approximation
Register
10
10-Bit
Capacitor
DAC and S/H
EOC
10
D0 −D9
Comp
INPUT CIRCUIT IMPEDANCE DURING HOLD MODE
AIN
5 MΩ TYP
2
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