cx20493-35/app Conexant Systems, Inc., cx20493-35/app Datasheet - Page 63
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cx20493-35/app
Manufacturer Part Number
cx20493-35/app
Description
With Cx20493 Smartdaa?
Manufacturer
Conexant Systems, Inc.
Datasheet
1.CX20493-35APP.pdf
(92 pages)
- Current page: 63 of 92
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Table 3-11. CX20442 VC 32-Pin LQFP Pin Signals
102247B
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
Pin
CX81801-7x/8x SmartV.XX Modem in 128-Pin LQFP with CX20493 in 32-Pin LQFP Data Sheet
SLEEP
M_DIG_SPEAKER
M_SPKR_OUT
POR
MAVDD
MAVSS
NC
NC
M_LINE_OUTP
M_LINE_OUTM
VREF
VC
M_MIC_IN
M_LINE_IN
M_MIC_BIAS
M_RELAYB
VDD
M_CNTRLSIN
M_CLKIN
M_TXSIN
M_SCK
M_RXOUT
M_STROBE
M_RELAYA
VDD
M_SET3V_BAR2
VSUB
VSS
M_ACT90
M_1BIT_OUT
D_LPBK_BAR
NC
Signal Label
I
O
O
I
P
G
O
O
I
I
P
I
I
I
O
O
O
O
P
I
G
G
I
O
I
I/O
CX81801: IASLEEP
NC
Speaker interface circuit
Host: RESET# or reset circuit
VAA (+3.3V)
AGND
NC
NC
Handset interface circuit: TELOUT
NC
AGND through capacitors
AGND through capacitors
Microphone interface circuit
Handset interface circuit: TELIN
NC
NC
+3.3V
CX81801: V_CTRL
CX81801: M_CLK
CX81801: V_TXSIN
CX81801: V_SCLK
CX81801: V_RXOUT
CX81801: V_STROBE
NC
+3.3V
GND
AGND
GND
NC
NC
NC
NC
Conexant
Interface
3-31
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