74HC595 查看數據表（PDF） - Philips Electronics

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74HC595

8-bit serial-in, serial or parallel-out shift register with output latches; 3-state

Philips Electronics 

Philips Semiconductors

8-bit serial-in, serial or parallel-out shift

register with output latches; 3-state

Product specification

74HC595; 74HCT595

RECOMMENDED OPERATING CONDITIONS

SYMBOL

PARAMETER

VCC

VI

VO

Tamb

tr, tf

supply voltage

input voltage

output voltage

ambient temperature

input rise and fall time

CONDITIONS

VCC = 2.0 V

VCC = 4.5 V

VCC = 6.0 V

MIN.

2.0

0

0

−40

−

−

−

74HC

TYP. MAX. MIN.

5.0 6.0 4.5

−

VCC 0

−

VCC 0

−

+125 −40

−

1000 −

6.0 500 −

−

400 −

74HCT

UNIT

TYP. MAX.

5.0 5.5 V

−

VCC V

−

VCC V

−

+125 °C

−

−

ns

6.0 500 ns

−

−

ns

LIMITED VALUES

In accordance with the Absolute Maximum Rating System (IEC 60134); voltages are referenced to GND (ground = 0 V).

SYMBOL

PARAMETER

VCC

supply voltage

IIK

input diode current

IOK

output diode current

IO

output source or sink current

ICC, IGND

Tstg

Ptot

VCC or GND current

storage temperature

power dissipation

CONDITIONS

VI < −0.5 V to VI > VCC + 0.5 V

VO < −0.5 V to VO > VCC + 0.5 V

VO = −0.5 V to VCC + 0.5 V

Q7’ standard output

Qn bus driver outputs

Tamb = −40 to +125 °C; note 1

MIN.

−0.5

−

−

MAX. UNIT

+7.0 V

±20 mA

±20 mA

−

±25 mA

−

±35 mA

−

±70 mA

−65 +150 °C

−

500 mW

Note

1. For DIP16 packages: above 70 °C derate linearly with 12 mW/K.

For SO16 packages: above 70 °C derate linearly with 8 mW/K.

For SSOP16 packages: above 60 °C derate linearly with 5.5 mW/K.

For TSSOP16 packages: above 60 °C derate linearly with 5.5 mW/K.

For DHVQFN16 packages: above 60 °C derate linearly with 4.5 mW/K.

2003 Jun 25

8

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