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PDF ( 数据手册 , 数据表 ) 74VHCT16245A

零件编号 74VHCT16245A
描述 16-BIT BUS TRANSCEIVER
制造商 ST Microelectronics
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74VHCT16245A 数据手册, 描述, 功能
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74VHCT16245A
16-BIT BUS TRANSCEIVER
WITH 3-STATE OUTPUTS (NON INVERTED)
s HIGH SPEED: tPD = 4.5 ns (TYP.) at VCC = 5V
s LOW POWER DISSIPATION:
ICC = 4 µA (MAX.) at TA=25°C
s COMPATIBLE WITH TTL OUTPUTS:
VIH = 2V (MIN.), VIL = 0.8V (MAX)
s POWER DOWN PROTECTION ON INPUTS
& OUTPUTS
s SYMMETRICAL OUTPUT IMPEDANCE:
|IOH| = IOL = 8 mA (MIN)
s BALANCED PROPAGATION DELAYS:
tPLH tPHL
s OPERATING VOLTAGE RANGE:
VCC(OPR) = 4.5V to 5.5V
s IMPROVED LATCH-UP IMMUNITY
s LOW NOISE: VOLP = 0.9V (MAX.)
DESCRIPTION
The 74VHCT16245A is an advanced high-speed
CMOS 16-BIT BUS TRANSCEIVER (3-STATE)
fabricated with sub-micron silicon gate and
double-layer metal wiring C2MOS technology.
This IC is intended for two-way asynchronous
communication between data busses; the
direction of data transmission is determined by
DIR input. The enable input G can be used to
disable the device so that the busses are
effectively isolated.
All inputs and outputs are equipped with
protection circuits against static discharge, giving
them 2KV ESD immunity and transient excess
voltage.
All floating bus terminals during High Z State must
be held HIGH or LOW.
TSSO P
ORDER CODES
PACKAGE
TSSOP
TUBE
PIN CONNECTION
T&R
74VHCT16245ATTR
December 2001
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74VHCT16245A pdf, 数据表
www.DataSheet4U.com
74VCHT16245A
DIM.
A
A1
A2
b
c
D
E
E1
e
K
L
MIN.
0.05
0.17
0.09
12.4
7.95
6.0
0°
0.50
TSSOP48 MECHANICAL DATA
mm.
TYP
0.9
0.5 BSC
MAX.
1.1
0.15
0.27
0.20
12.6
8.25
6.2
8°
0.75
MIN.
inch
TYP.
0.002
0.0067
0.0035
0.408
0.313
0.236
0°
0.020
0.035
0.0197 BSC
MAX.
0.043
0.006
0.011
0.0079
0.496
0.325
0.244
8°
0.030
A A2
A1 b
e
D
K
c
L
E
E1
PIN 1 IDENTIFICATION
1
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7065588A
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