HD74HCT620 查看數據表（PDF） - Renesas Electronics

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产品描述 (功能)

比赛名单

HD74HCT620

Octal Bus Transceivers

Renesas Electronics 

HD74HCT620, HD74HCT623

Electrical Characteristics

Item

Input voltage

Output voltage

Off-state output

current

Input current

Quiescent supply

current

Symbol VCC (V)

VIH 4.5 to 5.5

VIL 4.5 to 5.5

VOH

4.5

4.5

VOL

4.5

4.5

IOZ

5.5

Ta = 25°C

Min Typ Max

2.0 — —

— — 0.8

4.4 — —

4.18 — —

— — 0.1

— — 0.26

— — ±0.5

Iin

5.5

— — ±0.1

ICC

5.5

— — 4.0

Ta = –40 to+85°C

Min Max

2.0

—

—

0.8

4.4

—

4.13

—

—

0.1

—

0.33

—

±5.0

—

±1.0

—

40

Unit

V

V

V

V

µA

µA

µA

Test Conditions

Vin = VIH or VIL IOH = –20 µA

IOH = –6 mA

Vin = VIH or VIL IOL = 20 µA

IOL = 6 mA

Vin = VIH or VIL,

Vout = VCC or GND

Vin = VCC or GND

Vin = VCC or GND,

Iout = 0 mA

Switching Characteristics

Item

Symbol VCC (V)

Propagation delay time tPLH

4.5

tPHL

4.5

Output enable time

tZH

4.5

tZL

4.5

Output disable time

tHZ

4.5

tLZ

4.5

Output rise/fall time

tTLH

4.5

tTHL

Input capacitance

Cin

—

Ta = 25°C

Min Typ Max

— 13 20

— 16 20

— 16 30

— 16 30

— 19 30

— 21 30

— 4 12

— 5 10

Ta = –40 to +85°C

Min

Max

—

25

—

25

—

38

—

38

—

38

—

38

—

15

—

10

(CL = 50 pF, Input tr = tf = 6 ns)

Unit

Test Conditions

ns

ns

ns

ns

pF

Rev.2.00 Mar 30, 2006 page 4 of 8

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