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

零件编号

产品描述 (功能)

比赛名单

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

Type 74HCT

At recommended operating conditions; voltages are referenced to GND (ground = 0 V); tr = tf = 6 ns; CL = 50 pF.

SYMBOL

PARAMETER

TEST CONDITIONS

OTHER

VCC (V)

MIN.

TYP.

MAX. UNIT

Tamb = −40 to +85 °C; note 1

VIH

HIGH-level input

voltage

4.5 to 5.5 2.0

1.6

−

V

VIL

LOW-level input

voltage

4.5 to 5.5 −

1.2

0.8

V

VOH

HIGH-level output

VI = VIH or VIL

voltage

all outputs

IO = −20 µA

4.5

4.4

4.5

−

V

Q7’ standard output

IO = −4.0 mA

4.5

3.84

4.32

−

V

Qn bus driver outputs

IO = −6.0 mA

4.5

3.7

4.32

−

V

VOL

LOW-level output

VI = VIH or VIL

voltage

all outputs

IO = 20 µA

4.5

−

0

0.33

V

Q7’ standard output

IO = 4.0 mA

4.5

−

0.15

0.33

V

Qn bus driver outputs

ILI

IOZ

ICC

∆ICC

input leakage current

3-state output

OFF-state current

quiescent supply

current

additional supply

current per input

IO = 6.0 mA

VI = VCC or GND

VI = VIH or VIL;

VO = VCC or GND

VI = VCC or GND;

IO = 0

VI = VCC − 2.1 V;

IO = 0; note 2

4.5

−

5.5

−

5.5

−

5.5

−

4.5 to 5.5 −

0.16

0.33

V

−

±1.0

µA

−

±5.0

µA

−

80

µA

100

450

µA

2003 Jun 25

11

Share Link: