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Datasheet: ZEN2024F (Zenic)

24bit * 2ch. 33MHz Up/down Counter

 

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- 1 -
242LSI
ZEN2024F
2
33Mcps(Max)42
ZEN2011P
ZEN2011P
ZEN2011P
ZEN2011P
24 [2ch]
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


(Top View)
1
0
2
2OR
24
24

8
CMOS
+5V
QFP60PIN
ZEN2011P
ZEN2011P
Vss
B/DN0
N.C.
C/D
Vss
A/UP0
Vdd
WR
RD
Vss
Vdd
Vss
1
D0
Vs
s
Vd
d
SEL00
ZEN2024F
R
ESET
UD/
AB
0
Vss
CL
K
Vs
s
N.
C.
DI
R0
LT
0
LD0
Z/CLR0
15
16
30
31
45
46
60
D1
D2
D3
D4
D5
D6
D7
N.
C.
CE
SEL01
SEL02
EXTB0
EXTA0
Vd
d
TE
ST0
TES
T1
TESTAC
Vs
s
CHS
SEL10
SEL11
SEL12
DI
R1
LT
1
LD1
Vd
d
U
D/A
B
1
N.
C.
B/DN1
A/UP1
Z/CLR1
EXTB1
EXTA1
N.C.
Z2024J99 ZENIC INC.
(
)
- 2 -
0
CHS
CPU
CE
CE
EXTA
EXTA0
C/D
I/F
0,1
C/D
EXTB
EXTB0
WR
rd
RD
WR
wr
(8)
lt
RD
-A
-A
&
ld
(24)
(24)
LT0
LT
LD0
LD
-B
-B
(24)
(24)
SEL0[2:0]
SEL[2:0]
UD/AB
UD/AB
0
cnt
(24)
DIR0
DIR
clr
(24)
A/UP
A/UP
0
ai
B/DN
B/DN
0
Z/CLR0
Z/CLR
)
(24
cnt0
D[7:0]
D[7:0]
1
CE
EXTA
EXTA1
0,1
C/D
EXTB
EXTB1
rd
WR
wr
(8)
lt
RD
-A
-A
&
ld
(24)
(24)
LT1
LT
LD1
LD
-B
-B
(24)
(24)
SEL1[2:0]
SEL[2:0]
UD/AB1
cnt
UD/AB
(24)
DIR1
DIR
clr
(24)
A/UP1
A/UP
ai
B/DN
B/DN
1
Z/CLR1
Z/CLR
)
(24
cnt1
D[7:0]
Z2024J99 ZENIC INC.
(
)
- 3 -
Z2024J99 ZENIC INC.
(
)
EXTA0
55
(EQAn)
EXTA1
58

(EQAn)
(EQAn+EQBn)EQAn
(INTEQAn)
()
CLK
39
RESET
41
CE
20
(0 or 1)
CHS
22
( or )
C/D
21
()
RD
18
WR
19
CHS,C/D,RD,WR"-
"
(24)
LD0
31
LD1
34
(24)
LT0
32
LT1
35
D0
3
4
D1
5
D2
6
D3
9
D4
10
D5
11
D6
12
D7
EXTB0
54
U
EXTB1
57



(EQBn)AI
(INTAIn)EQBn(INTEQBn)
EXTAn,EXTBn"-
()"
- 4 -
Z2024J99 ZENIC INC.
(
)
Z/CLR0
49
Z/CLR1
52
()
2(B)
B/DN0
48
51
B/DN1
2(A)
A/UP0
47
50
A/UP1
SELn0SELn1SELn2(
SEL00
24
25
"-
SEL01
2)
26
"
SEL02
27
SEL10
28
SEL11
29
SEL12
DIR0
33
DIR1
36


"1"2
CW(A90)UP
B="1"A
UD/AB0
43
44
"-"
UD/AB1
Vss
2
8
17
30
38
40
46
59
Vdd
7
13
23
42
53
N.C.
1
37
45
56
60
TEST0
14
TEST1
15
16
TESTAC
) n (01)
) N.C.
- 5 -
Z2024J99 ZENIC INC.
(
)
ZEN2024F



-
CHS,C/D,CE,RD,WR
CE
CHS
C/D
RD
WR
1
*
*
*
*
( : Hi-Z)
0
0
0
0
1
(ch.0)
0
1
0
0
1
(ch.1)
0
0
0
1
0
(ch.0)
0
1
0
1
0
(ch.1)
0
0
1
0
1
(ch.0)
0
1
1
0
1
(ch.1)
0
0
1
1
0
(ch.0)
0
1
1
1
0
(ch.1)
) *
-
ZEN2024F

(:90H )
--
()
ZEN2001P
EXTBnUn
1
(:91H )
--

EXTBnEXTAnEXTBn

2
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