PCI BUS
PCI BUS
RH56D-PCI Modem Designer’s Guide
RH56D-PCI MODEM DEVICE
COMBINED PCI BUS INTERFACE
AND MODEM DATA PUMP
[R6795-12: 144-PIN TQFP]
TELEPHONE LINE/
TELEPHONE HANDSET/
MIC AND SPEAKER
INTERFACE CIRCUIT
a. Typical Interface for Data/Fax/Remote TAM
PSTN
TELEPHONE LINE
DIGITAL SPEAKER
(CALL PROGRESS)
RH56D/SP-PCI MODEM DEVICE
COMBINED PCI BUS INTERFACE
AND MODEM DATA PUMP
[R6795-11: 144-PIN TQFP]
TELEPHONE LINE/
TELEPHONE HANDSET/
MIC AND SPEAKER
INTERFACE CIRCUIT
b. Typical Interface for Data/Fax/Voice/Speakerphone
PSTN
TELEPHONE LINE
HANDSET (OPTIONAL) [SP MODEL]
MIC (OPTIONAL) [SP MODEL]
SPEAKER (OPTIONAL) [SP MODEL]
DIGITAL SPEAKER
(CALL PROGRESS)
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