Datasheet

TEST CIRCUIT
VOLTAGE WAVEFORMS
2 kΩ
S2
5 V
S3
5 kΩ
50 Ω
S1
1.5 V
− 1.5 V
t
PZL
1.5 V
1.5 V
3 V
0 V
V
OL
S1 to − 1.5 V
S2 Closed
S3 Open
t
PZH
1.5 V
1.5 V
Input
0 V
3 V
Output
0 V
V
OH
V
OL
0.5 V
1.5 V
0 V
3 V
S1 to − 1.5 V
S2 Closed
S3 Closed
t
PLZ
V
OH
t
PHZ
3 V
0 V
1.5 V
0.5 V
Input
Output
≈ 1.3 V
Input
Output
Input
Output
≈ 4.5 V
≈ 1.3 V
S1 to 1.5 V
S2 Open
S3 Closed
S1 to 1.5 V
S2 Closed
S3 Closed
Generator
(see Note A)
A
B
RE
R
Output
IN916 or Equivalent
(4 places)
Input
C
L
= 15 pF
(see Note B)
NOTES: A. The input pulse is supplied by a generator having the following characteristics: PRR ≤ 1 MHz, 50% duty cycle, t
r
≤ 6 ns, t
f
≤ 6 ns,
Z
O
= 50 Ω.
B. C
L
includes probe and jig capacitance.
SN55LBC180
SN65LBC180
SN75LBC180
SLLS174G – FEBRUARY 1994 – REVISED APRIL 2009 ................................................................................................................................................... www.ti.com
PARAMETER MEASUREMENT INFORMATION (continued)
Figure 7. Receiver Output Enable and Disable Times
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Product Folder Link(s): SN55LBC180 SN65LBC180 SN75LBC180