參數(shù)資料
型號(hào): VH501
廠商: Texas Instruments, Inc.
英文描述: 18-BIT UNIVERSAL BUS TRANSCEIVER WITH 3-STATE OUTPUTS
中文描述: 18位通用總線收發(fā)器和三態(tài)輸出
文件頁(yè)數(shù): 2/13頁(yè)
文件大小: 301K
代理商: VH501
www.ti.com
DESCRIPTION/ORDERING INFORMATION (CONTINUED)
To ensure the high-impedance state during power up or power down, OEBA should be tied to V
CC
through a
pullup resistor, and OEAB should be tied to GND through a pulldown resistor; the minimum value of the resistor
is determined by the current-sinking capability of the driver.
GQL OR ZQL PACKAGE
(TOP VIEW)
A
B
C
D
E
F
G
H
J
K
1
2
3
4
5
6
SN74ALVCH16501
18-BIT UNIVERSAL BUS TRANSCEIVER
WITH 3-STATE OUTPUTS
SCES024J–JULY 1995–REVISED OCTOBER 2004
Active bus-hold circuitry holds unused or undriven inputs at a valid logic state. Use of pullup or pulldown resistors
with the bus-hold circuitry is not recommended.
TERMINAL ASSIGNMENTS
1
2
3
4
5
6
A
B
C
D
E
F
G
H
J
K
A1
A3
A5
A7
A9
A10
A12
A14
A16
A18
LEAB
A2
A4
A6
A8
A11
A13
A15
A17
OEBA
OEAB
GND
V
CC
GND
GND
GND
V
CC
GND
CLKAB
B2
B4
B6
B8
B11
B13
B15
B17
CLKBA
B1
B3
B5
B7
B9
B10
B12
B14
B16
B18
GND
V
CC
GND
LEBA
GND
V
CC
GND
GND
2
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