u4089b-m ATMEL Corporation, u4089b-m Datasheet - Page 4

• Manufacturer Part Number: u4089b-m
• Description: Multi-standard Feature Phone Circuit With Voice Switch
• Manufacturer: ATMEL Corporation

Pin Description
U4089B-M
4 (23)
IMPSEL
SENSE
TSACL
DTMF
MIC2
MIC1
GND
SAO
V MP
IND
GSA
SAI
G T
V L
V B
10
11
12
13
14
15
1
2
3
4
5
6
7
8
9
Figure 3. Pinning SDIP30
12687
20
16
24
22
19
18
17
30
29
28
27
26
25
23
21
MUTX
ATAFS
RECIN
TTXA
G R
RECO
STI
V M
STO
IREF
AGA
TLDR
TLDT
INLDR
INLDT
IMPSEL
TSACL
SENSE
DTMF
MIC2
MIC1
GND
VMP
SAO
GSA
IND
NC
NC
VB
NC
NC
NC
NC
NC
NC
NC
VL
10
11
12
13
14
15
16
17
18
19
20
21
22
1
2
3
4
5
6
7
8
9
Figure 4. Pinning SSO44
14910
Rev. A3, 06-Mar-01
28
24
23
44
43
42
41
40
39
38
37
36
35
34
33
32
31
29
27
26
25
30
GT
NC
RECIN
TTXA
GR
RECO
NC
STI
NC
NC
VM
STO
IREF
AGA
ATAFS
NC
TLDR
TLDT
INLDR
INLDT
MUTX
SAI