74393 datasheet(7/7 Pages) HARRIS

tên linh kiện	74393

Giải thích chi tiết về linh kiện	High Speed CMOS Logic Dual 4 -Stage Binary Counter

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HCT TYPES

Propagation Delay Time

(Figure 1)

tPLH,

tPHL

CL = 50pF

4.5

-

12

-

15

-

18

ns

Qn to Qn + 1

CL =15pF

5

-

4

-

ns

nCP to nQ0

tPLH,

tPHL

CL = 50pF

4.5

-

32

-

40

-

48

ns

CL =15pF

5

-

13

-

ns

nCP to nQ1

tPLH,

tPHL

CL = 50pF

4.5

-

44

-

55

-

66

ns

nCP to nQ2

tPLH,

tPHL

CL = 50pF

4.5

-

50

-

63

-

75

ns

nCP to nQ3

tPLH,

tPHL

CL = 50pF

4.5

-

62

-

78

-

93

ns

MR to Qn

tPLH,

tPHL

CL = 50pF

4.5

-

32

-

40

-

48

ns

CL =15pF

5

-

13

-

ns

Output Transition

tTLH, tTHL CL = 50pF

4.5

-

15

-

19

-

22

ns

Input Capacitance

CIN

CL =15pF

-

10

-

10

-

10

pF

Power Dissipation Capacitance

(Notes 4, 5)

CPD

CL =15pF

5

-

21

-

pF

NOTES:

4. CPD is used to determine the dynamic power consumption, per stage.

5. PD = VCC

2 f

i (CPD + CL) where fi = Input Frequency, CL = Output Load Capacitance, VCC = Supply Voltage.

Switching Speciﬁcations Input tr, tf = 6ns (Continued)

PARAMETER

SYMBOL

TEST

CONDITIONS

VCC

(V)

25oC

-40oC TO 85oC -55oC TO 125oC

UNITS

MIN

TYP

MAX

MIN

MAX

MIN

MAX

Test Circuits and Waveforms

FIGURE 1. HC AND HCU TRANSITION TIMES AND PROPAGA-

TION DELAY TIMES, COMBINATION LOGIC

FIGURE 2. HCT TRANSITION TIMES AND PROPAGATION

DELAY TIMES, COMBINATION LOGIC

tPHL

tPLH

tTHL

tTLH

90%

50%

10%

50%

10%

INVERTING

OUTPUT

INPUT

GND

VCC

tr = 6ns

tf = 6ns

90%

tPHL

tPLH

tTHL

tTLH

2.7V

1.3V

0.3V

1.3V

10%

INVERTING

OUTPUT

INPUT

GND

3V

tr = 6ns

tf = 6ns

90%

CD74HC393, CD74HCT393

Số phần tương tự - 74393

nhà sản xuất	tên linh kiện	bảng dữ liệu	Giải thích chi tiết về linh kiện
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Texas Instruments	74390	893Kb / 21P	[Old version datasheet] DUAL 4-BIT DECADE AND BINARY COUNTERS
Adels-Contact	743964	114Kb / 2P	AC 179 SVH/ 4 SL

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Mô tả tương tự - 74393

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