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RS56 データシートの表示(PDF) - Conexant Systems
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RS56
Host-Processed V.90/K56flex™ Modem Device Family for Mobile Applications
Conexant Systems
RS56 Datasheet PDF : 20 Pages
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BIF: M_CLK
BIF: M_TXSIN
BIF: M_RXOUT
BIF
BIF: M_STROBE
BIF: M_SCLK
BIF: M_CTRL
BIF: SLEEP
BIF: DRESET#
NC (VAA = +5V) OR
AGND (VAA = +3.3V)
+3.3V
+3.3V
VAA [+5V (RECOMMENDED)
OR +3.3V]
GND
AGND
AGND
19
MCLKIN
20
MTXSIN
22
MRXOUT
23
MSTROBE
21
MSCLK
18
MCTRLSIN
1
IASLEEP
4
RESET#
26
SET3V#
LINE
CODEC
(LC)
SPKMD
2
SPKOUT
3
MIC_M
14
RXA
13
TXA1
9
TXA2
10
VC
12
VREF
11
32-TQFP
17
AVDD
25
AVDD
5
AVAA
28
GND
27
VSUB
6
AGND
[20437]
MICBIAS
15
NC
MRLYA#
24
NC
MRLYB#
16
NC
M_ACT90
29
NC
M_1BIT_OUT
30
NC
D_LPBK#
31
NC
NC
7
NC
NC
8
NC
NC
32
NC
AUDIO CIRCUIT
DAA
10
0.1 CER
10
0.1 CER
FB
MD231F9 20437-HIS
Figure 9. Line Codec (LC) (20437: 32-Pin TQFP) Hardware Interface Signals
IASLEEP
1
SPKMD
2
SPKOUT
3
RESET#
4
AVAA
5
AGND
6
NC
7
NC
8
24
MRLYA#
23
MSTROBE
22
MRXOUT
21
MSCLK
20
MTXSIN
19
MCLKIN
18
MCTRLSIN
17
AVDD
MD231F10 20437 PO-32T
Figure 10. LC (20437: 32-Pin TQFP) Pin Signals
0'
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