si2493 Silicon Laboratories, si2493 Datasheet - Page 47
si2493
Manufacturer Part Number
si2493
Description
V.92 Isomodem With Global Daa
Manufacturer
Silicon Laboratories
Datasheet
1.SI2493.pdf
(60 pages)
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Pin #
12
13
14
15
16
Pin Name
SS/RTS
GND
DCD
ESC
V
A
Ground.
Connects to the system digital ground.
Regulator Voltage Reference.
Connects to an external capacitor and serves as the reference for the internal
voltage regulator.
Escape.
A positive edge on this pin causes the modem to go from online (connected) mode to
the offline (command) mode.
Carrier Detect.
Active low carrier detect.
SPI Slave Select/Request to Send.
Active low slave select in SPI mode.
Active low request to send input used for flow control in UART mode.
Rev. 1.3
Description
Si2493
47