TC7109/A
Package Type
44-Pin PLCC
44-Pin PQFP
6
5
4
3
2
1 44 43 42 41 40
44 43 42 41 40 39 38 37 36 35 34
B
B
7
8
39
38
37
36
35
34
33
32
31
30
29
B
B
1
2
33
32
31
30
29
28
27
26
25
24
23
IN HI
11
IN HI
11
10
IN LO
COMMON
INT
IN LO
COMMON
INT
10
B
B
9
3
9
8
7
9
8
B
B
10
11
B
4
AZ
B
AZ
5
7
TC7109ACKW
TC7109CKW
TC7109ACLW
TC7109CLW
NC 12
NC
NC
6
NC
B
B
6
13
6
BUFF
REF OUT
V-
7
BUFF
REF OUT
V-
B
B
5
14
5
8
B
B
4
15
16
17
4
3
2
9
B
B
B
3
SEND
RUN/HOLD
10
11
SEND
RUN/HOLD
B
2
25 26 27 28
18 19 20 21 22 23 24
19 20 21 22
12 13 14 15 16 17 18
40-Pin PDIP/CERDIP
40
GND
STATUS
POL
1
2
V+
39
38
37
36
REF IN-
REF CAP-
REF CAP+
REF IN+
3
4
OR
B
12
5
B
6
35 IN HI
IN LO
34
11
B
10
7
B
9
TC7109A
TC7109
33 COMMON
8
B
8
32
9
INT
B
7
31
10
11
12
13
14
15
16
AZ
B
6
5
4
30 BUFF
B
B
B
B
29 REF OUT
28
V-
27
SEND
3
2
26
RUN/HOLD
B
25
1
BUFF OSC OUT
24
23
22
21
TEST 17
OSC SEL
OSC OUT
OSC IN
18
19
20
LBEN
HBEN
CE/LOAD
MODE
NC = No internal connection
DS21456C-page 2
© 2006 Microchip Technology Inc.
MICROCHIP [ MICROCHIP ]
