74ALVCH16374 View Datasheet(PDF) - ON Semiconductor

Part Name

Description

Manufacturer

74ALVCH16374

Low−Voltage 16−Bit D−Type Flip−Flop with Bus Hold 1.8/2.5/3.3 V(3−State, Non−Inverting)

ON Semiconductor 

74ALVCH16374

OE1 1

O0 2

O1 3

GND 4

O2 5

O3 6

VCC 7

O4 8

O5 9

GND 10

O6 11

O7 12

O8 13

O9 14

GND 15

O10 16

O11 17

VCC 18

O12 19

O13 20

GND 21

O14 22

O15 23

OE2 24

48 CP1

47 D0

46 D1

45 GND

44 D2

43 D3

42 VCC

41 D4

40 D5

39 GND

38 D6

37 D7

36 D8

35 D9

34 GND

33 D10

32 D11

31 VCC

30 D12

29 D13

28 GND

27 D14

26 D15

25 CP2

Figure 1. 48−Lead Pinout

(Top View)

1

OE1

48

CP1

47

D0

nCP

Q

D

2

O0

24

OE2

25

CP2

36

D8

nCP

Q

D

46

D1

nCP

Q

D

3

O1

35

D9

nCP

Q

D

44

D2

nCP

Q

D

5

O2

33

D10

nCP

Q

D

43

D3

nCP

Q

D

6

O3

32

D11

nCP

Q

D

41

D4

nCP

Q

D

8

O4

30

D12

nCP

Q

D

40

D5

nCP

Q

D

9

O5

29

D13

nCP

Q

D

38

D6

nCP

Q

D

11

O6

27

D14

nCP

Q

D

37

D7

nCP

Q

D

12

O7

26

D15

nCP

Q

D

Figure 2. Logic Diagram

1

OE1

CP1

48

25

CP2 24

OE2

EN1

EN2

EN3

EN4

D0 47

D1 46

D2 44

D3

D4

43

41

D5 40

D6 38

D7

D8

37

36

D9 35

D10 33

D11

D12

32

30

D13 29

D14 27

D15 26

1 1∇

1 2∇

1 3∇

1 4∇

2 O0

3 O1

5 O2

6

8

O3

O4

9 O5

11 O6

12

13

O7

O8

14 O9

16 O10

17

19

O11

O12

20 O13

22 O14

23 O15

Figure 3. IEC Logic Diagram

13

O8

14

O9

16

O10

17

O11

19

O12

20

O13

22

O14

23

O15

Inputs

Outputs

Inputs

Outputs

CP1

OE1

D0:7

O0:7

CP2

OE2

D8:15

O8:15

↑

L

H

H

↑

L

H

H

↑

L

L

L

↑

L

L

L

X

L

X

O0

X

L

X

O0

X

H

X

Z

X

H

X

Z

H = High Voltage Level; L = Low Voltage Level; Z = High Impedance State; ↑ = Low−to−High Transition; X = High or Low Voltage Level and

Transitions Are Acceptable, for ICC reasons, DO NOT FLOAT Inputs. O0 = No Change.

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