/RZꢃ9ROWDJHꢃ9ꢇꢈꢉꢊ.ꢀꢁIOH[ꢊ9ꢇꢄꢆꢊ9ꢇꢄꢋELVꢃ0RGHPꢃ'DWDꢃ3XPSV
53ꢀꢁ'ꢂꢃ53ꢄꢄꢁ'ꢂꢃDQGꢃ53ꢅꢆꢆ'
Technical Description
The MDP functional interface is illustrated in Figure 1.
Configurations and Rates
The selectable MDP configurations, signaling rates, and
data rates are listed in Table 2.
CLKIN
CLOCK
CIRCUIT
~RDCLK
TDCLK
XTCLK
TXD
RXD
V.24
~RLYA
~RLYB
RINGD
RIN
SERIAL
DTE
~RTS
~CTS
~DTR
~DSR
~RLSD
~RI
RXA
TXA
INTERFACE
TELEPHONE
LINE
MODEM DATA PUMP
(MDP)
R6764:100-PIN PQFP]
TXA1
TELEPHONE LINE/
TELEPHONE/
AUDIO INTERFACE
INTERFACE
TXA2
TELIN
TELEPHONE
LINE
MICM
TELOUT
SPK
SPKMD
MICV/NC*
TELIN/NC*
TELOUT/NC*
MIC
~READ
MIC/
SPEAKER
SPKR
~WRITE
DATA BUS (8) D0-D7
ADDRESS BUS (5) A0-A4
RS0-RS4
HOST
PROCESSOR
VGG (+5V )
~CS
DECODER
VCC (+3.3V)
VAA (+5V)
IRQ
POWER
SUPPLY
~RESET
AGND
DGND
* PINS ARE INTERNAL NO CONNECT (NC) ON NON-SP MODELS.
MD218F1 FID
CONEXANT [ CONEXANT SYSTEMS, INC ]
