74abt16841a NXP Semiconductors, 74abt16841a Datasheet - Page 7

• Manufacturer Part Number: 74abt16841a
• Description: 20-bit Bus Interface Latch 3-state
• Manufacturer: NXP Semiconductors

Philips Semiconductors
TEST CIRCUIT AND WAVEFORM
2004 Feb 02
20-bit bus interface latch (3-State)
DEFINITIONS
R
C
R
GENERATOR
SWITCH POSITION
T
All other
L
L
PULSE
TEST
= Load resistor; see AC CHARACTERISTICS for value.
= Load capacitance includes jig and probe capacitance;
= Termination resistance should be equal to Z
t
t
PLZ
PZL
see AC CHARACTERISTICS for value.
pulse generators.
Test Circuit for 3-State Outputs
SWITCH
closed
closed
open
V
IN
R
T
D.U.T.
V
CC
V
OUT
C
L
OUT
R
R
L
L
of
7.0 V
7
FAMILY
74ABT
NEGATIVE
PULSE
POSITIVE
PULSE
90%
10%
Amplitude
3.0 V
V
V
M
Input Pulse Definition
10%
90%
M
INPUT PULSE REQUIREMENTS
t
t
THL
TLH
V
Rep. Rate
(t
(t
M
F
R
1 MHz
)
)
= 1.5 V
t
t
W
W
10%
90%
500 ns 2.5 ns 2.5 ns
74ABT16841A
t
V
W
V
M
M
90%
10%
t
R
t
t
TLH
THL
Product data
(t
(t
SA00654
0 V
0 V
AMP (V)
AMP (V)
R
F
t
)
F
)