u4089b-m ATMEL Corporation, u4089b-m Datasheet - Page 2

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

ATAFS
TSACL
Block Diagram
Table 1. Typical values of external components (figure next page)
U4089B-M
INLDR
INLDT
DTMF
2 (23)
TTXA
TLDR
TLDT
MIC1
MIC2
SAO
SAI
Name
C
C
C
C
C
C
C
C
C
C
C
12685
10
12
14
15
11
13(21)
2
3
4
5
7
8
19(27)
18(26)
21(29)
20(28)
17(25)
4(4)
3(3)
2(1)
29(41)
10(11)
15(23)
MIC
suppression
Acoustical
SACL
feedback
control
GSA
14(22)
ACL
220 mF
100 mF
150 nF
100 nF
4.7 nF
TX
10 mF
47 mF
Value
68 nF
33 nF
1 mF
1 mF
1(44)
Transmit
control
MUTX
mute
Name
GT
C
C
C
C
C
C
C
C
C
C
R
16(24)
16
17
18
21
23
24
25
26
27
28
2
TXA
RECO
24(32)
Figure 1. Block diagram
100 nF
470 nF
6.8 nF
20 kW
Value
47 mF
10 mF
10 mF
10 nF
33 nF
10 mF
1 mF
27(39)
STO
6(7)
GR
V
L
28(40)
600
900
Name
R
R
R
R
R
R
R
R
R
R
R
10
11
12
13
14
15
3
4
6
8
9
Impedance
12(20)
control
IMPSEL
22(30)
>68 kW
330 kW
120 kW
10 kW
62 kW
22 kW
62 kW
30 kW
62 kW
47 kW
control
Value
AGA IND
3 kW
AGA
5(6)
STI
26(36)
( ) Pinnings of SSO44 package
8(9)
SENSE V
Name
R
R
R
R
R
R
R
R
R
R
R
9(10)
Supply
16
17
18
21
22
23
24
25
26
29
30
Rev. A3, 06-Mar-01
attenuation
B
Current
supply
supply
RECIN
Power
11(13)
R–
30(42)
V
330 kW
220 kW
1.2 kW
3.3 kW
30 kW
15 kW
68 kW
12 kW
MP
Value
1 kW
2 kW
1 kW
(31)
(33)
(8)
25
23
7
V
GND
I
REF
M