HD74HC244
HD74HC244 is Octal Buffers/Line Drivers/Line Receivers manufactured by Renesas.
Description
The HD74HC244 is a non-inverting buffer and has two active low enables (1G and 2G). Each enable independently controls 4 buffers.
This device does not have schmitt trigger inputs.
Features
- High Speed Operation: tpd = 11 ns typ (CL = 50 p F)
- High Output Current: Fanout of 15 LSTTL Loads
- Wide Operating Voltage: VCC = 2 to 6 V
- Low Input Current: 1 µA max
- Low Quiescent Supply Current: ICC (static) = 4 µA max (Ta = 25°C)
- Ordering Information
Part Name
Package Type
Package Code (Previous Code)
Package Abbreviation
HD74HC244P
DILP-20 pin
PRDP0020AC-B P (DP-20NEV)
HD74HC244FPEL SOP-20 pin (JEITA)
PRSP0020DD-B (FP-20DAV)
HD74HC244RPEL SOP-20 pin (JEDEC)
PRSP0020DC-A
(FP-20DBV)
HD74HC244TELL TSSOP-20 pin
PTSP0020JB-A (TTP-20DAV)
Note: Please consult the sales office for the above package availability.
Taping Abbreviation (Quantity)
- EL (2,000 pcs/reel)
EL (1,000 pcs/reel)
ELL(2,000 pcs/reel)
Function Table
Inputs G H L L H : high level L : low level X : irrelevant Z : off (high-impedance) state of a 3-state output
Output Y Z H L
Rev.2.00 Jan 31, 2006 page 1 of 7
Pin Arrangement
1G1 1 1A1 2 2Y4 3 1A2 4 2Y3 5 1A3 6 2Y2 7 1A4 8 2Y1 9 GND 10
(Top...
