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參數(shù)資料
| 型號(hào)： | BH16646DL |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 通用總線功能 |
| 英文描述： | 16-bit bus transceiver/register 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)： | 9/12頁 |
| 文件大?。?/td> | 94K |
| 代理商： | BH16646DL |
Philips Semiconductors
Product specification
74ABT16646
74ABTH16646
16-bit bus transceiver/register (3-State)
1998 Feb 27
9
AC WAVEFORMS (Continued)
V
M
= 1.5V, V
IN
= GND to 3.0V
V
M
t
PHL
t
PLH
V
M
V
M
V
M
nSBA or
nSAB
nAx or nBx
SH00032
3.0V or V
CC
0V
V
OH
V
OL
Waveform 3. Propagation Delay, nSBA to nAx or nSAB to nBx
éééé
éééé
t
s
(H)
éééééééé
éééééééé
éééééééé
t
h
(H)
t
h
(L)
V
nAx or
nBx
V
M
V
M
V
V
V
nCPBA or
nCPAB
t
s
(L)
SH00033
NOTE: The shaded areas indicate when the input is permitted
to change for predictable output performance.
3.0V
or
V
CC
0V
3.0V
or
V
CC
0V
Waveform 4. Data Setup and Hold Times
nOE, nDIR
V
M
t
PZH
t
PHZ
0V
V
Y
V
M
V
M
nAx or nBx
nDIR
V
OH
SH00034
0V
3.0V or V
CC
whichever
is less
Waveform 5. 3–State Output Enable Time to High Level and
Output Disable Time from High Level
t
PZL
t
PLZ
0V
V
X
V
OL
V
M
V
M
V
M
nOE, nDIR
nAx or nBx
nDIR
SH00035
3.0V or V
CC
0V
3.0V or V
CC
Waveform 6. 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
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| BH16646DGG | 16-bit bus transceiver/register 3-State |
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| BH16652DGG | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:16-bit transceiver/register, non-inverting 3-State |
| BH16652DL | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:16-bit transceiver/register, non-inverting 3-State |
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