HD74HC243 Datasheet, PDF (1/7 Pages) Renesas Technology Corp – Quad. Bus Transceivers (with noninverted 3-state outputs)

HD74HC243
Quad. Bus Transceivers (with noninverted 3-state outputs)
REJ03D0596–0200
(Previous ADE-205-473)
Rev.2.00
Jan 31, 2006
Description
The HD74HC243 is a noninverting buffer. Each device has one active high enable (GBA), and one active low enable
(GAB). GBA enables the A output and GAB enables the B outputs. The device does not have schmitt trigger inputs.
Features
• High Speed Operation: t_pd = 10 ns typ (C_L = 50 pF)
• High Output Current: Fanout of 15 LSTTL Loads
• Wide Operating Voltage: V_CC = 2 to 6 V
• Low Input Current: 1 µA max
• Low Quiescent Supply Current: I_CC (static) = 4 µA max (Ta = 25°C)
• Ordering Information
Part Name
Package Type
Package Code
(Previous Code)
Package
Abbreviation
HD74HC243P
DILP-14 pin
PRDP0014AB-B
(DP-14AV)
P
HD74HC243FPEL SOP-14 pin (JEITA)
PRSP0014DF-B
(FP-14DAV)
FP
Note: Please consult the sales office for the above package availability.
Taping Abbreviation
(Quantity)
—
EL (2,000 pcs/reel)
Function Table
Control Inputs
GAB
H
L
H
L
H : high level
L : low level
X : irrelevant
I : input
O : output
Z : high-impedance
GBA
H
H
L
L
Data Port Status
A
B
O
I
Z
Z
Z
Z
I
O
Rev.2.00 Jan 31, 2006 page 1 of 6