Datasheet

TC7109/A
DS21456D-page 2  2002-2012 Microchip Technology Inc.
Package Type
NC = No internal connection
TC7109A
TC7109
1
2
3
4
5
6
7
8
9
10
11
12
STATUS
13
14
15
16
17
18
19
20
POL
OR
TEST
LBEN
HBEN
CE/LOAD
REF OUT
IN HI
IN LO
COMMON
V+
SEND
RUN/HOLD
BUFF OSC OUT
OSC SEL
OSC IN
MODE
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
GND
OSC OUT
V-
BUFF
AZ
INT
REF IN+
REF CAP+
REF CAP-
REF IN-
B
12
B
11
B
10
B
9
B
8
B
7
B
6
B
5
B
4
B
3
B
2
B
1
27
28
29
30
31
32
33
7
4
3
2
1
INT
IN HI
12 13 14 15 17 18
BUFF
OSC OUT
AZ
NC
BUFF
44 43 42 41 39 3840
GND
16
37 36 35 34
19 20 21 22
268
REF OUT
259
2410
SEND
2311
NC
5
6
B
1
TC7109ACKW
TC7109CKW
44-Pin PQFP
44-Pin PLCC
40-Pin PDIP/CERDIP
RUN/HOLD
V-
COMMON
IN LO
REF IN+ REF CAP+ REF CAP- REF IN- V+
STATUS POL OR
B
9
B
11
B
10
B
8
B
7
NC
B
6
B
5
B
4
B
3
B
2
OSC SEL
OSC OUT
OSC IN
MODE
NC
CE/LOAD
HBEN
LBEN
TEST
B
12
33
34
35
36
37
38
39
13
10
9
8
7
INT
IN HI
18 19 20 21 23 24
BUFF
OSC OUT
AZ
NC
BUFF
6543 1442
GND
22
43 42 41 40
25 26 27 28
3214
REF OUT
3115
3016
SEND
2917
NC
11
12
B
1
TC7109ACLW
TC7109CLW
RUN/HOLD
V-
COMMON
IN LO
REF IN+ REF CAP+ REF CAP- REF IN- V+
STATUS POL OR
B
9
B
11
B
10
B
8
B
7
NC
B
6
B
5
B
4
B
3
B
2
OSC SEL
OSC OUT
OSC IN
MODE
NC
CE/LOAD
HBEN
LBEN
TEST
B
12