TLC545C Datasheet, PDF (8/13 Pages) Texas Instruments – 8-BIT ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL CONTROL AND 19 INPUTS

TLC545C, TLC545I, TLC546C, TLC546I
8-BIT ANALOG-TO-DIGITAL CONVERTERS
WITH SERIAL CONTROL AND 19 INPUTS
SLAS066B – DECEMBER 1985 – REVISED OCTOBER 1996
PARAMETER MEASUREMENT INFORMATION
1.4 V
VCC
Output
Under Test
CL
(see Note A)
3 kΩ
Test
Point
LOAD CIRCUIT FOR
td, tr, AND tf
Output
Under Test
CL
(see Note A)
Test
Point
3 kΩ
See Note B
LOAD CIRCUIT FOR
tPZH AND tPHZ
Output
Under Test
CL
(see Note A)
3 kΩ
Test
Point
See Note B
LOAD CIRCUIT FOR
tPZL AND tPLZ
VCC
CS
50%
0V
SYSTEM
CLOCK
Output Waveform 1
(see Note C)
Output Waveform 2
(see Note C)
tPZL
See Note B
tPZH
50%
50%
tPLZ
10%
tPHZ
90%
VOLTAGE WAVEFORMS FOR ENABLE AND DISABLE TIMES
VCC
0V
VOH
0V
I/O CLOCK
DATA OUT
0.8 V
td
2.4 V
0.8 V
Output
tr
2.4 V
0.4 V
tf
VOLTAGE WAVEFORMS FOR RISE AND FALL TIMES
VOLTAGE WAVEFORMS FOR DELAY TIME
NOTES: A. CL = 50 pF for TLC545 and 100 pF for TLC546
B. ten = tPZH or tPZL, tdis = tPHZ or tPLZ
C. Waveform 1 is for an output with internal conditions such that the output is low except when disabled by the output control.
Waveform 2 is for an output with internal conditions such that the output is high except when disabled by the output control.
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