參數(shù)資料
型號(hào): HD74ALVC162835A
廠(chǎng)商: Hitachi,Ltd.
英文描述: 1-Of-8 Data Selectors/Multiplexers 16-CDIP -55 to 125
中文描述: 18位通用總線(xiàn)驅(qū)動(dòng)器,三態(tài)輸出
文件頁(yè)數(shù): 1/16頁(yè)
文件大?。?/td> 62K
代理商: HD74ALVC162835A
HD74ALVC162835A
18-bit Universal Bus Driver with 3-state Outputs
ADE-205-294A (Z)
2nd. Edition
November 1999
Description
The HD74ALVC162835A is an 18-bit universal bus driver designed for 2.3 V to 3.6 V V
CC
operation.
Data flow from A to Y is controlled by the output enable (
OE
). The device operates in the transparent mode
when the latch enable (LE) is high. When LE is low, the A data is latched if the clock (CLK) input is held
at a high or low logic level. If the LE is low, the A data is stored in the latch/flip flop on the low to high
transition of CLK. When
OE
is high, the outputs are in the high impedance state.
To ensure the high impedance state during power up or power down,
OE
should be tied to V
CC
through a
pullup registor; the minimum value of the registor is determined by the current sinking capability of the
driver.
All outputs, which are designed to sink up to 12 mA, include series dumping resistors to reduce overshoot
and undershoot.
Features
Supports PC133 and meets “PC SDRAM registered DIMM specification, Rev. 1.1”
V
CC
= 2.3 V to 3.6 V
Typical V
OL
ground bounce < 0.8 V (@V
CC
= 3.3 V, Ta = 25
°
C)
Typical V
OH
undershoot > 2.0 V (@V
CC
= 3.3 V, Ta = 25
°
C)
High output current
±
12 mA (@V
CC
= 3.0 V)
All outputs have series dumping resistors, so no external resistors are required
t
pd
(CLK to Y) = 3.5 ns (Max) (@V
CC
= 3.3
±
0.3 V, C
L
= 50 pF, Ta = 0 to 85
°
C)
t
pd
(CLK to Y) = 2.5 ns (Max) (@V
CC
= 3.3
±
0.3 V, C
L
= 30 pF, Ta = 0 to 85
°
C)
相關(guān)PDF資料
PDF描述
HD74ALVC162835 1-Of-8 Data Selectors/Multiplexers 20-LCCC -55 to 125
HD74ALVC162836 1-Of-8 Data Selectors/Multiplexers 16-CFP -55 to 125
HD74ALVC16334 16-bit Universal Bus Driver with 3-state Outputs(三態(tài)輸出的16位通用總線(xiàn)驅(qū)動(dòng)器)
HD74ALVC16834 18-bit Universal Bus Driver with 3-state Outputs and Inverted Latch Enable
HD74ALVC16835 18-bit Universal Bus Driver with 3-state Outputs
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