Datasheet

TLC542C, TLC542I
8-BIT ANALOG-TO-DIGITAL CONVERTERS
WITH SERIAL CONTROL AND 11 INPUTS
SLAS075C – FEBRUARY 1989 – REVISED JUNE 2001
6
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
LOAD CIRCUIT FOR
t
PZL
AND t
PLZ
LOAD CIRCUIT FOR
t
PZH
AND t
PHZ
3 kΩ
3 kΩ
V
CC
LOAD CIRCUIT FOR
t
d
, t
r
, AND t
f
C
L
(see Note A)
Test
Point
3 kΩ
1.4 V
Output
Under Test
Output
Under Test
Output
Under Test
C
L
(see Note A)
C
L
(see Note A)
Test
Point
Test
Point
NOTE A: C
L
= 50 pF
Figure 1. Load Circuits
CS
DATA OUT
2.4 V
0.4 V
90%
10%
t
PZH
, t
PZL
t
PHZ
, t
PLZ
0.8 V
2 V
Figure 2. CS to Data Output Timing
A
n
t
h(A)
0.8 V
2 V
2 V
I/O
CLOCK
Address
Valid
t
su(A)
Figure 3. Address Timing
8th
Clock
CS
0.8 V
2 V
2 V
t
h(CS)
t
su(CS)
0.8 V
I/O CLOCK
Figure 4. Figure 4. CS to I/O CLOCK Timing