4-43

FAST AND LS TTL DATA

MC54/74F109

Q

SD

Q

K

CP

CD

LOGIC DIAGRAM (one half shown)

NOTE:

This diagram is provided only for the understanding of logic operations

and should not be used to estimate propagation delays.

J

GUARANTEED OPERATING RANGES

Symbol

Parameter

Min

Typ

Max

Unit

VCC

Supply Voltage

54, 74

4.5

5.0

5.5

V

TA

Operating Ambient Temperature Range

54

–55

25

125

°C

54

0

25

70

IOH

Output Current — High

54, 74

–1.0

mA

IOL

Output Current — Low

54, 74

20

mA

DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)

Limits

Symbol

Parameter

Min

Typ

Max

Unit

Test Conditions

VIH

Input HIGH Voltage

2.0

V

Guaranteed Input HIGH Voltage

VIL

Input LOW Voltage

0.8

V

Guaranteed Input LOW Voltage

VIK

Input Clamp Diode Voltage

–1.2

V

IIN = –18 mA

VCC = MIN

VOH

Output HIGH Voltage

54, 74

2.5

3.4

V

IOH = –1.0 mA

VCC = 4.50 V

74

2.7

3.4

V

IOH = –1.0 mA

VCC = 4.75 V

VOL

Output LOW Voltage

0.35

0.5

V

IOL = 20 mA

VCC = MIN

IIH

Input HIGH Current

20

µA

VIN = 2.7 V

VCC = MAX

100

µA

VIN = 7.0 V

IIL

Input LOW Current

(J, K and CP Inputs)

–0.6

mA

VIN = 0.5 V

VCC = MAX

(CD and SD Inputs)

–1.8

mA

IOS

Output Short Circuit Current (Note 2)

–60

–150

mA

VOUT = 0 V

VCC = MAX

ICC

Power Supply Current

11.7

17

mA

VCP = 0 V

VCC = MAX

NOTES:

1. For conditions shown as MIN or MAX, use the appropriate value specified under guaranteed operating ranges.

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