74abt16899 NXP Semiconductors, 74abt16899 Datasheet - Page 13

• Manufacturer Part Number: 74abt16899
• Description: 18-bit Latched Transceiver With 16-bit Parity Generator/checker 3-state
• Manufacturer: NXP Semiconductors

Philips Semiconductors
TEST CIRCUIT AND WAVEFORM
1998 Feb 25
18-bit latched transceiver with 16-bit
parity generator/checker (3-State)
SWITCH POSITION
GENERATOR
DEFINITIONS:
R
C
R
TEST
t
t
All other
T
L
L
PLZ
PZL
PULSE
= Load resistor; see AC CHARACTERISTICS for value.
= Load capacitance includes jig and probe capacitance;
= Termination resistance should be equal to Z
Test Circuit for Open Collector Outputs
see AC CHARACTERISTICS for value.
pulse generators.
V
IN
Waveform 11. 3-State Output Enable Time to High Level and Output Disable Time from High Level
Waveform 12. 3-State Output Enable Time to Low Level and Output Disable Time from Low Level
SWITCH
closed
closed
open
R
T
An, APAR,
An, APAR,
Bn, BPAR
Bn, BPAR
D.U.T.
V
OEA,
OEA,
CC
OEB
OEB
V
OUT
LOAD VALUES
OUTPUT
ERROR
All other
C
L
R
R
X
L
100
500
R
V
OUT
X
M
t
PZH
V
7.0V
of
V
V
CC
X
X
V
M
t
PZL
NEGATIVE
PULSE
POSITIVE
PULSE
74ABT/H16
FAMILY
13
V
V
M
M
V
M
90%
10%
t
PLZ
Amplitude
V
M
V
3.0V
V
M
90%
M
10%
INPUT PULSE REQUIREMENTS
t
PHZ
t
t
TLH (
THL (
Input Pulse Definition
V
OL
t
t
r
f
)
+0.3V
)
Rep. Rate
1MHz
t
t
W
W
V
OH
t
–0.3V
t
TLH (
THL (
SA00303
SA00304
t
t
r
500ns
f
10%
90%
)
)
74ABTH16899
t
w
V
V
M
M
74ABT16899
0V
2.5ns
Product specification
t
90%
10%
R
SH00009
2.5ns
AMP (V)
0V
0V
AMP (V)
t
F