u4090b-p ATMEL Corporation, u4090b-p Datasheet - Page 4

• Manufacturer Part Number: u4090b-p
• Description: U4090b-p Monolithic Integrated Feature Phone Circuit Emi Improved
• Manufacturer: ATMEL Corporation

2. Pin Configuration
Figure 2-1.
4
U4090B-P
Pinning SSO44
SWOUT
IMPSEL
SENSE
VRING
TSACL
COSC
RFDO
LIDET
DTMF
MICO
VMPS
MIC2
MIC1
GND
VMP
SAO
THA
GT
IND
VB
PD
VL
10
12
13
14
16
17
18
19
11
15
20
21
22
1
2
3
4
5
6
7
8
9
U4090B-P
42
40
36
35
34
33
32
28
24
23
44
43
41
39
38
37
31
30
29
27
26
25
RECIN
RAC
STIL
STIS
STO
IREF
INLDR
INLDT
ATAFS
MUTX
SAI
GSA
VM
TXIN
TTXA
GR
RECO1
RECO2
MUTR
AGA
TLDR
TLDT
4741C–CORD–11/05