參數(shù)資料
型號: 74ABT16543DL
廠商: NXP SEMICONDUCTORS
元件分類: 通用總線功能
英文描述: 16-bit latched transceivers with dual enable 3-State
中文描述: ABT SERIES, DUAL 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO56
封裝: PLASTIC, SSOP3-56
文件頁數(shù): 8/12頁
文件大?。?/td> 90K
代理商: 74ABT16543DL
Philips Semiconductors
Product specification
74ABT16543
74ABTH16543
16-bit latched transceivers with dual enable
(3-State)
1998 Feb 27
8
AC WAVEFORMS (Continued)
V
M
= 1.5V, V
IN
= GND to 3.0V
ééé
ééé
ééé
ééééééééé
ééééééééé
ééééééééé
V
M
nAx, nBx
V
M
V
M
V
M
V
M
V
M
nLEAB, nLEBA,
nEAB, nEBA
t
w
(L)
NOTE:
The shaded areas indicate when the input is permitted
to change for predictable output performance.
SH00042
Waveform 3. Data Setup and Hold Times and Latch Enable
Pulse Width
nOEAB, nOEBA,
nEAB, nEBA
V
M
t
PZH
t
PHZ
0V
V
OH
–0.3V
V
M
V
M
nAx, nBx
V
OH
SH00043
Waveform 4. 3-State Output Enable Time to High Level and
Output Disable Time from High Level
t
PZL
t
PLZ
V
OL
+0.3V
V
OL
V
M
V
M
V
M
nOEAB, nOEBA,
nEAB, nEBA
nAx, nBx
SH00044
Waveform 5. 3-State Output Enable Time to Low Level and
Output Disable Time from Low Level
TEST CIRCUIT AND WAVEFORMS
PULSE
GENERATOR
R
T
V
IN
D.U.T.
V
OUT
R
L
V
CC
R
L
7.0V
Test Circuit for 3-State Outputs
V
M
V
M
t
W
AMP (V)
NEGATIVE
PULSE
10%
10%
90%
90%
0V
V
M
V
M
t
W
AMP (V)
POSITIVE
PULSE
90%
90%
10%
10%
0V
t
THL
(t
F
)
t
TLH
(t
R
)
t
THL
(t
F
)
t
TLH
(t
R
)
V
M
= 1.5V
Input Pulse Definition
DEFINITIONS
R
L
=
Load resistor; see AC CHARACTERISTICS for value.
C
L
=
Load capacitance includes jig and probe capacitance;
see AC CHARACTERISTICS for value.
R
T
=
Termination resistance should be equal to Z
OUT
of
pulse generators.
INPUT PULSE REQUIREMENTS
FAMILY
Amplitude
Rep. Rate
t
W
t
R
t
F
74ABT/H16
3.0V
1MHz
500ns
2.5ns
2.5ns
SWITCH POSITION
TEST
SWITCH
t
PLZ
t
PZL
All other
closed
closed
open
SA00018
C
L
相關PDF資料
PDF描述
74ABTH16543DL 16-bit latched transceivers with dual enable 3-State
74ABT16543 16-Bit Registered Transceiver with 3-STATE Outputs
74ABT16543CMTD 16-Bit Registered Transceiver with 3-STATE Outputs
74ABT16543CSSC 16-Bit Registered Transceiver with 3-STATE Outputs
74ABT16543CMTDX 16-Bit Registered Transceiver with 3-STATE Outputs
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