74HC4049 Просмотр технического описания (PDF) - Philips Electronics

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74HC4049

Hex inverting high-to-low level shifter

Philips Electronics 

Philips Semiconductors

Hex inverting high-to-low level shifter

Product specification

74HC4049

AC CHARACTERISTICS FOR 74HC

GND = 0 V; tr = tf = 6 ns; CL = 50 pF

Tamb (°C)

TEST CONDITIONS

SYMBOL

PARAMETER

min.

+25

typ.

max.

74HC

−40 to +85

min. max.

−40 to +125

min. max.

UNIT

VCC

(V)

WAVEFORMS

tPHL/ tPLH

tTHL/ tTLH

propagation delay

nA to nY

output transition

time

28 85

10 17

8 14

19 75

7 15

6 13

105

130 ns 2.0 Fig.7

21

26

4.5

18

22

6.0

95

110 ns 2.0 Fig.7

19

22

4.5

16

19

6.0

AC WAVEFORMS

(1) HC: VM = 50%; VI = GND to VCC.

HCT: VM = 1.3 V; VI = GND to 3 V.

Fig.7 Waveforms showing the input (nA) to output (nY) propagation delays and the output transition times.

PACKAGE OUTLINES

See “74HC/HCT/HCU/HCMOS Logic Package Outlines”.

December 1990

7

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