M54HC190F1R datasheet(8/14 Pages) STMICROELECTRONICS

Part #	M54HC190F1R

Description	4 BIT SYNCHRONOUS UP/DOWN COUNTERS

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

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8 / 14 page

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

Symbol

Parameter

Test Conditions

Value

Unit

VCC

(V)

TA =25

oC

54HC and 74HC

-40 to 85

oC

74HC

-55 to 125

oC

54HC

Min.

Typ.

Max.

Min.

Max.

Min.

Max.

tPLH

tPHL

Propagation

Delay Time

(DATA - Q)

2.0

84

175

220

265

ns

4.5

21

35

44

53

6.0

18

30

37

45

tPLH

tPHL

Propagation

Delay Time

(ENABLE - RCO)

2.0

39

105

130

160

ns

4.5

13

21

26

32

6.0

11

18

22

27

tPLH

tPHL

Propagation

Delay Time

(D/U - RCO)

2.0

63

180

225

270

ns

4.5

21

36

45

54

6.0

18

31

38

46

tPLH

tPHL

Propagation

Delay Time

(D/U - MAX/MIN)

2.0

64

160

200

240

ns

4.5

18

32

40

48

6.0

15

27

34

41

fMAX

Maximum Clock

Frequency

2.0

5

9

4

3.4

MHz

4.5

25

37

20

17

6.0

30

44

24

20

tW(H)

tW(L)

Minimum Pulse

Width

(CLOCK)

2.0

40

100

125

150

ns

4.5

10

20

25

30

6.0

9

172126

tW(L)

Minimum Pulse

Width

(LOAD)

2.0

36

75

95

110

ns

4.5

9

151922

6.0

8

131619

ts

Minimum Set-up

Time

(SI, PI - CK)

2.0

80

175

220

265

ns

4.5

20

35

44

53

6.0

17

30

37

45

ts

Minimum Set-up

Time

(S0, S1 - CK)

2.0

16

50

60

75

ns

4.5

4

101215

6.0

3

9

11

13

th

Minimum Hold

Time

2.0

0

ns

4.5

0

6.0

0

tREM

Minimum

Removal Time

2.0

12

50

60

5

ns

4.5

3

101215

6.0

3

9

11

13

CIN

Input Capacitance

5

10

pF

CPD (*)

Power Dissipation

Capacitance

for HC190

for HC191

111

112

pF

(*) CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without load.

(Refer to Test Circuit). Average operting current can be obtained by the following equation. ICC(opr) = CPD

•VCC •fIN +ICC

M54/M74HC190/191

8/14

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