M74HC182 Просмотр технического описания (PDF) - STMicroelectronics

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производитель

M74HC182

FUNCTION LOOK AHEAD CARRY GENERATOR

STMicroelectronics 

M54/M74HC182

INPUT AND OUTPUT EQUIVALENT CIRCUIT

PIN DESCRIPTION

PIN No

3, 1, 14, 5

4, 2, 15, 6

7

9

10

11

12

13

8

16

SYMBOL

G0 to G3

P0 to P3

P

Cn+z

G

Cn+y

Cn+x

Cn

GND

VCC

NAME AND FUNCTION

Carry Generate Inputs

(Active LOW)

Carry Propagate Inputs

(Active LOW)

Carry Propagate Output

(Active LOW)

Function Output

Carry Generate Output

(Active LOW)

Function Output

Function Output

Ground (0V)

Positive Supply Voltage

IEC LOGIC SYMBOLS

ABSOLUTE MAXIMUM RATINGS

Symbol

Parameter

Value

Unit

VCC

Supply Voltage

-0.5 to +7

V

VI

DC Input Voltage

-0.5 to VCC + 0.5

V

VO

DC Output Voltage

-0.5 to VCC + 0.5

V

IIK

DC Input Diode Current

± 20

mA

IOK

DC Output Diode Current

± 20

mA

IO

DC Output Source Sink Current Per Output Pin

± 25

mA

ICC or IGND DC VCC or Ground Current

± 50

mA

PD

Power Dissipation

500 (*)

mW

Tstg

Storage Temperature

-65 to +150

oC

TL

Lead Temperature (10 sec)

300

oC

Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these condition isnotimplied.

(*) 500 mW: ≅ 65 oC derate to 300 mW by 10mW/oC: 65 oC to 85 oC

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