54LS196 查看數據表（PDF） - Motorola => Freescale

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54LS196

4-STAGE PRESETTABLE RIPPLE COUNTERS

Motorola => Freescale 

SN54/74LS196 • SN54/74LS197

GUARANTEED OPERATING RANGES

Symbol

Parameter

VCC

Supply Voltage

TA

Operating Ambient Temperature Range

IOH

Output Current — High

IOL

Output Current — Low

Min

Typ

Max

Unit

54

4.5

5.0

5.5

V

74

4.75

5.0

5.25

54

– 55

25

125

°C

74

0

25

70

54, 74

– 0.4

mA

54

4.0

mA

74

8.0

DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)

Limits

Symbol

Parameter

Min Typ Max Unit

Test Conditions

VIH

Input HIGH Voltage

2.0

Guaranteed Input HIGH Voltage for

V All Inputs

54

VIL

Input LOW Voltage

74

0.7

Guaranteed Input LOW Voltage for

0.8

V All Inputs

VIK

VOH

Input Clamp Diode Voltage

– 0.65 – 1.5

V VCC = MIN, IIN = – 18 mA

Output HIGH Voltage

54

2.5

3.5

74

2.7

3.5

V VCC = MIN, IOH = MAX, VIN = VIH

V or VIL per Truth Table

VOL

Output LOW Voltage

54, 74

74

0.25 0.4

0.35 0.5

V IOL = 4.0 mA

V IOL = 8.0 mA

VCC = VCC MIN,

VIN = VIL or VIH

per Truth Table

Input HIGH Current

Data, PL

20

MR, CP0 (LS196)

40

MR, CP0, CP1 (LS197)

40

IIH

CP1 (LS196)

80

Data, PL

0.1

MR, CP0 (LS196)

0.2

MR, CP0, CP1 (LS197)

0.2

CP1 (LS196)

0.4

Input LOW Current

Data, PL

IIL

MR

CP0

CP1 (LS196)

CP1 (LS197)

– 0.4

– 0.8

– 2.4

– 2.8

– 1.3

IOS

Short Circuit Current (Note 1)

– 20

– 100

ICC

Power Supply Current

27

Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.

µA VCC = MAX, VIN = 2.7 V

mA VCC = MAX, VIN = 7.0 V

mA VCC = MAX, VIN = 0.4 V

mA VCC = MAX

mA VCC = MAX

FAST AND LS TTL DATA

5-4

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