Электронный компонент: ZEN2014F

Скачать:

PDF

ZIP

- 1 -

24LSI

ZEN2014F

2

33Mcps(Max)4

ZEN2011P

ZEN2011P

24

33Mcps Max f =33MHz Max,50%

2

DC 8.25MHz Max (f �1/4)

DC16.50MHz Max (f �1/2)

2
2

1/2/42

24

0

1

1

0
2
2OR

24
24

8
CMOS
+5V
QFP44PIN

ZEN2011P

ZEN2011P

(Top View)

Vss

B/DN

N.C.

C/D

Vss

A/UP

Vdd

WR
RD
Vss
N.C.

Vdd

Vss

1

D0

Vss

Vd

d

SEL0

ZEN2014F

RES

ET

UD

/AB

N.C

.

Vd

d

CL

K

Vss

N.C

.

DI

R

LT

LD

TEST

I

Z/CLR

11

12

22

23

33

34

44

D1

D2

D3

D4

D5

D6

D7

N.C.

CE

SEL1

SEL2

TEST0
TEST1

EXTB
EXTA

Z2014J99 ZENIC INC.

(

)

- 2 -

*

EXTA

EXTB

LT

LD

(8)

C/D

WR

RD

CE

(8)

*

(8)

EQA

EQB

-A

(24)

24

-A

*

-B

(24)

*

24

-B

(24)

RESET

SEL0SEL2

UD/AB

DIR

(24)

AI

A/UP

UP PULSE

B/DN

DOWN PULSE

Z/CLR

COUNTER CLEAR

CLK

(24)

VDD

VSS

D7D0

Z2014J99 ZENIC INC.

(

)

- 3 -

Z2014J99 ZENIC INC.

(

)

EXTA

43

(EQA)

(EQA)
(EQA+EQB)EQA(INTEQA)

()

CLK

29

RESET

33

CE

16

( or )

C/D

18

()

RD

14

WR

15

C/D,RD,WR"-"

(24)

LD

24

(24)

LT

25

D0

1

2

D1

3

D2

4

D3

7

D4

8

D5

9

D6

10

D7

EXTB

42

U

(EQB)AI
(INTAI)EQB(INTEQB)
EXTA,EXTB"-
()"

- 4 -

Z2014J99 ZENIC INC.

(

)

Z/CLR

37

()

2(B)

B/DN

36

2(A)

A/UP

35

SEL0SEL1SEL2(2

SEL0

19

20

"-

SEL1

)

21

"

SEL2

DIR

26

"1"2
CW(A90)UP

B="1"A

UD/AB

32

"-"

Vss

6

13
22
28
34
44

Vdd

5

17
30
39

N.C.

11
12
27
31
38

TEST0

40

TEST1

41
23

TESTI

) N.C.

- 5 -

Z2014J99 ZENIC INC.

(

)

ZEN2014F

-

C/D,CE,RD,WR

CE

C/D

RD

WR

1

*

*

*

( : Hi-Z)

0

0

0

1

0

0

1

0

0

1

0

1

0

1

1

0

) *

-

ZEN2014F

(:90H )

--

()

ZEN2001P
EXTBU
1

(:91H )

--

EXTBEXTAEXTB

2