86

Specifications HCS74MS

TABLE 2. AC ELECTRICAL PERFORMANCE CHARACTERISTICS

PARAMETER

SYMBOL

(NOTES 1, 2)

CONDITIONS

GROUP

A SUB-

GROUPS

TEMPERATURE

LIMITS

UNITS

MIN

MAX

CP to Q, Q

TPHL

VCC = 4.5V

9

2

27

ns

10, 11

2

32

ns

TPLH

VCC = 4.5V

9

2

26

ns

10, 11

2

31

ns

S to Q

TPLH

VCC = 4.5V

9

2

26

ns

10, 11

2

31

ns

S to Q

TPHL

VCC = 4.5V

9

2

27

ns

10, 11

2

32

ns

R to Q

TPHL

VCC = 4.5V

9

2

24

ns

10, 11

2

29

ns

R to Q

TPLH

VCC = 4.5V

9

2

25

ns

10, 11

2

30

ns

NOTES:

1. All voltages referenced to device GND.

2. AC measurements assume RL = 500

Ω, CL = 50pF, Input TR = TF = 3ns, VIL = GND, VIH = VCC.

TABLE 3. ELECTRICAL PERFORMANCE CHARACTERISTICS

PARAMETER

SYMBOL

CONDITIONS

NOTES

TEMPERATURE

LIMITS

UNITS

MIN

MAX

Capacitance Power

Dissipation

CPD

VCC = 5.0V, f = 1MHz

1

-

53

pF

1

-

55

pF

Input Capacitance

CIN

VCC = 5.0V, f = 1MHz

1

-

10

pF

1

-

10

pF

Output Transition

Time

TTHL

TTLH

VCC = 4.5V

1

-

15

ns

1

-

22

ns

Max Operating

Frequency

FMAX

VCC = 4.5V

1

30

-

MHz

1

20

-

MHz

Data to CP Set-up

Time

TSU

VCC = 4.5V

1

-

ns

1

-

ns

Hold Time

TH

VCC = 4.5V

1

-

ns

1

-

ns

Removal Time

R, S to CP

TREM

VCC = 4.5V

1

-

ns

1

-

ns

Pulse Width R, S

TW

VCC = 4.5V

1

-

ns

1

-

ns

Pulse Width CP

TW

VCC = 4.5V

1

-

ns

1

-

ns

NOTE:

1. The parameters listed in Table 3 are controlled via design or process parameters. Min and Max Limits are guaranteed but not directly

tested. These parameters are characterized upon initial design release and upon design changes which affect these characteristics.

Spec Number

518772