M54/74HC4049
M54/74HC4050
HC4049 HEX BUFFER/CONVERTER (INVERTER)
HC4050 HEX BUFFER/CONVERTER
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HIGH SPEED
t
PD
= 9 ns (TYP.) AT V
CC
= 5 V
LOW POWER DISSIPATION
I
CC
= 1
碌A
(MAX.) AT T
A
= 25
掳C
HIGH NOISE IMMUNITY
V
NIH
= V
NIL
= 28 % V
CC
(MIN.)
OUTPUT DRIVE CAPABILITY
15 LSTTL LOADS
SYMMETRICAL OUTPUT IMPEDANCE
|I
OH
| = I
OL
= 6 mA (MIN.)
BALANCED PROPAGATION DELAYS
t
PLH
= t
PHL
WIDE OPERATING VOLTAGE RANGE
V
CC
(OPR) = 2 V TO 6 V
PIN AND FUNCTION COMPATIBLE
WITH 4049B/4050B
B1R
(Plastic Package)
F1R
(Ceramic Package)
M1R
(Micro Package)
C1R
(Chip Carrier)
ORDER CODES :
M54HCXXXXF1R
M74HCXXXXM1R
M74HCXXXXB1R
M74HCXXXXC1R
PIN CONNECTIONS
(top view)
HC4049
DESCRIPTION
The M54/74HC4049 and the M54/74HC4050 are
high speed CMOS HEX BUFFER fabricated in sili-
con gate C
2
MOS technology.
They have the same high speed performance of
LSTTL combined with true CMOS low power con-
sumption.
The M54/75HC4049 is an inverting buffer, while the
M54/74HC4050 is a non-inverting buffer.
The internal circuit is composed of 3 stage or 2-
stage inverters, which provides high noise immunity
and a stable output.
Input protection circuits are different from those of
the high speed CMOS IC鈥檚.
The VCC side diodes are designed to allow logic-
level convertion from high-level voltages (up to
15 V) to low-level voltages.
March 1993
NC =
No Internal
Connection
HC4050
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