SLLS562G – AUGUST 2009 – REVISED MAY 2009
PARAMETER MEASUREMENT INFORMATION (continued)
V
CC
D
DE
V
CC
A
54
W
B
R
RE
Signal
Generator
50
W
R
1.5 V
1 kW
0V
C
L
= 15 pF
RE
3V
1.5 V
0V
t
PZH
t
PHZ
V
OH
V
OH
-0.5 V
GND
Figure 10. Receiver Enable/Disable Test Circuit and Waveforms, Data Output High
0V D
DE
V
CC
A
54
W
B
R
RE
Signal
Generator
50
W
1 kW
5V
C
L
= 15 pF
3V
RE
1.5 V
0V
t
PZL
R
1.5 V
t
PLZ
V
CC
V
OH
+0.5 V
V
OL
Figure 11. Receiver Enable/Disable Test Circuit and Waveforms, Data Output Low
V
CC
Switch Down for V
(A)
= 1.5 V
Switch Up for V
(A)
= -1.5 V
R
B
1 kW
C
L
= 15 pF
t
PZH(SHDN)
t
PZL(SHDN)
5V
R
0V
1.5 V
V
OL
V
OH
RE
1.5 V
0V
3V
1.5 V or
-1.5 V
A
RE
Signal
Generator
50
W
Figure 12. Receiver Enable From Shutdown Test Circuit and Waveforms
8
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