參數(shù)資料
型號: HD74ALVCHS162830
廠商: Hitachi,Ltd.
英文描述: 1-bit to 2-bit Address Driver with 3-state Outputs(三態(tài)輸出的1-2位地址驅(qū)動器)
中文描述: 1位至2位地址驅(qū)動器,三態(tài)輸出(三態(tài)輸出的1-2位地址驅(qū)動器)
文件頁數(shù): 1/11頁
文件大?。?/td> 57K
代理商: HD74ALVCHS162830
HD74ALVCHS162830
1-bit to 2-bit Address Driver with 3-state Outputs
ADE-205-221 (Z)
Preliminary
1st. Edition
July 1998
Description
This 1-bit to 2-bit address driver is designed for 2.3 V to 3.6 V V
CC
operation. To ensure the high
impedance state during power up or power down,
OE
should be tied to V
CC
through a pullup resistor; the
minimum value of the resistor is determined by the current sinking capability of the driver.
Active bus hold
circuitry is provided to hold unused or floating inputs at a valid logic level. All outputs, which are designed
to sink up to 12 mA, include equivalent 26
resistors to reduce overshoot and undreshoot.
Diodes to V
CC
have been added on the inputs to clamp overshoot.
Features
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)
Bus hold on data inputs eliminates the need for external pullup / pulldown resistors
All outputs have equivalent 26
series resistors, so no external resistors are required
Diode on inputs clamp overshoot
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