ST75951 Datasheet, PDF (20/21 Pages) STMicroelectronics – V.34/56K ANALOG FRONT END

ST75951
TYPICAL APPLICATION
Tip
SMTPA
270
Ring
22kW
47nF
47nF
D4
D5
Q1
D6
D7 47kW
12V
Q2
47kW
Q4
Q5
Q3
ST952
1m F
23 LINI
D1 30
82W
24 GAIN
D2 31
11 OHC
10 COM
D3 1
D4 2
17 ^TER1
D5 4
16 ^TER2
D6 5
3 RIN
1nF ^{20 LINE}
22 IDI
21 IDG
47kW
9 ^IDC
100nF ^{19 VDR}
15 VDREF
14 IREF
4.7m F
18 SET
LIM2 7
LIM1 8
25 ^LCOM _{AOUT 27}
100nF ^{32 LCOM}
1m F
6 TOFF
AIN 26
ST75951
35 D1
MCLK 8
34 D2
SCLK 2
FS 3
31 D3
30 D4
DIN 46
DOUT 47
RESET 43
27 D5
26 D6
16 GPI
21 V_REFP
39 V_CM
PWRDWN 11
HC1 9
M/S 14
MCM 4
HC0 10
TS 44
22 V_REFN
32 V_CMS
29 V_CMP
41 AUXIN
28 TSTA1
33 TSTA2
GPIO0 20
GPIO1 19
GPIO2 18
GPIO3 17
DV_DD 5
AV_DD 40
45 TSTD1
18 HM
8 XTALIN
7 XTALOUT
AGND2 38
AGND1 23
DGND 6
P
R
O
C
E
S
S
O
R
DV_DD
DV_DD
DV_DD
100nF
22m F
DV_DD
AV_DD
22m F
100nF
20/21