Specifications

DM562P
V.90 Integrated Data/ Fax/Voice/Speakerphone
Modem Device Single Chip with Memory Built in
42 Final
DM6580 Pin Description
Pin No.
48pin
LQFP
Pin Name I/O Description
2 RXIN I Receive Analog Input
3 AVDDR I Analog V DD For The Receiver Analog Circuitry (+5V DC )
4 SPKR O Speaker Driver
7 RXDCLK O Receive Data Clock
8 V DD P Digital Power
9 RXSCLK O Receive Sample Clock
10 RFS I Receive Frame Synchronization
15 DOR O Data Output For Receiver
16 DIR I Data Input For Receiver
17 DGND P Digital Ground
18 SCLK O Serial Clock Synchronized With All Serial Data
19 DOT O Data Output For Transmitter
20 DIT I Data Input For Transmitter
22 TFS I Transmit Frame Synchronization
26 TXSCLK*2 O Transmit Sample Clock * 2
27 TXDCLK O Transmit Data Clock
28 CLKIN I Master Clock Input (20.16MHz = 40.32MHz / 2 )
29 /RESET I Codec Reset Input
30 EXTCLK I External Transmit Data Clock
33 Vr O Internal Reference Voltage. Connect 0.1uF to DGND
35 AVDDT I Analog V DD For The Transmitter Analog Circuitry (+5V DC )
39 TXA2 O Transmit Negative Analog Output
40 TXA1 O Transmit Positive Analog Output
41 AGNDR P Analog Receiver Circuitry Signal Return Path
43 V REFN O Negative Reference Voltage, V CM - 1V
44 V CM O Common Mode Voltage Output, 2.5V
45 V REFP O Positive Reference Voltage, V CM + 1V
46 AGNDT P Analog Transmitter Circuitry Signal Return Path
1,5,6,
11,12,13,
14,21,23,
24,25,31,
32,34,36,
37,38,42,
47,48
NC N NC
Version: DM562P-DS-F01
February 02, 2004