HD74LS47FPEL 查看數據表（PDF） - Renesas Electronics

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HD74LS47FPEL

BCD-to-Seven-Segment Decoder / Driver (with 15 V Outputs)

Renesas Electronics 

HD74LS47

Recommended Operating Conditions

Item

Supply voltage

Output voltage (off)

Input current (on)

Output current

Operating temperature

Symbol

VCC

VO(off)

IO(on)

IOH

IOL

Topr

Min

4.75

—

—

—

—

–20

Typ

5.00

—

—

—

—

25

Max

5.25

15

24

–50

3.2

75

Unit

V

V

mA

µA

mA

°C

Electrical Characteristics

Item

Input voltage

Symbol

VIH

VIL

min.

2.0

—

typ.*

—

—

max.

—

0.8

VOH

2.4

—

—

Output

voltage

BI / RBO

VOL

—

—

0.4

—

—

0.5

a to g

—

—

0.4

VO(on)

—

—

0.5

Output

current

a to g

IO(off)

—

—

250

IIH

—

—

20

All input

except

Input current BI / RBO

IIL

—

—

–0.4

BI / RBO

—

—

–1.2

II

—

—

0.1

Short-circuit

output current BI / RBO

IOS

–0.3

—

–2

Supply current**

ICC

—

7

13

Input clamp voltage

VIK

—

—

–1.5

Notes: * VCC = 5 V, Ta = 25°C

** ICC is measured with all outputs open and inputs at 4.5 V.

Unit

V

V

V

V

V

µA

µA

(Ta = –20 to +75 °C)

Condition

VCC = 4.75 V, VIH = 2 V, VIL = 0.8 V, IOH

= –50 µA

IOL = 1.6 mA

IOL = 3.2 mA

VCC = 4.75 V,

VIH = 2 V, VIL = 0.8 V

IO(on) = 12 mA

IO(on) = 24 mA

VCC = 4.75 V,

VIH = 2 V, VIL = 0.8 V

VCC = 5.25 V, VIH = 2 V, VIL = 0.8 V,

VO(off) = 15 V

VCC = 5.25 V, VI = 2.7 V

mA

VCC = 5.25 V, VI = 0.4 V

mA

mA VCC = 5.25 V, VI = 7 V

mA VCC = 5.25 V

mA VCC = 5.25 V

V VCC = 4.75 V, IIN = –18 mA

Switching Characteristics

Item

Turn-on time

Turn-off time

(VCC = 5 V, Ta = 25°C)

Symbol Input min.

typ.

max.

Unit

Condition

A

—

ton

RBI

—

A

—

toff

RBI

—

—

100

ns

—

100

—

100

CL = 15 pF, RL = 665 Ω

ns

—

100

Rev.3.01, May 10, 2006, page 4 of 6

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