SI2400-FS Silicon Laboratories Inc, SI2400-FS Datasheet - Page 65

• Manufacturer Part Number: SI2400-FS
• Description: 2400 BPS ISOMODEM EM SYSTEM-SIDE
• Manufacturer: Silicon Laboratories Inc
• Type: Chipsetr

Specifications of SI2400-FS

• Package / Case: 16-SOIC (3.9mm Width)
• Data Format: V.21, V.22, V.23, Bell 103, Bell 212A
• Baud Rates: 2.4k
• Interface: UART
• Voltage - Supply: 3 V ~ 5.25 V
• Mounting Type: Surface Mount
• Product: Modem Module
• Supply Voltage (min): 3 V
• Supply Current: 28 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 336-1166 - BOARD EVAL FOR SI2400 ISOMODEM
• Lead Free Status / Rohs Status: Supplier Unconfirmed

SE2 (GPIO). General Purpose Input/Output
Reset settings = 0000_0000
*Note: To be used as analog input or GPIO pins; SE4[3] (GPE) and SE4[0] (TRSP) must both equal zero.
Name
Type
Bit
7:6
5:4
3:2
1:0
Bit
D7
GPIO4
GPIO3
GPIO2
GPIO1
Name
GPIO4
R/W
D6
GPIO4.
00 = Digital input.
01 = Digital output (relay drive).
10 = Analog input.
11 = ALERT function triggered by loss of carrier (always), V.23 reversal (always), wake-
on-ring S62[4] (WOR), parallel phone intrusion S33[5] (DOF), or loss of loop current
S82[3] (LCLD).
GPIO3.
00 = Digital input.
01 = Digital output (relay drive).
01 = Analog input.
11 = ESCAPE function (digital input).
GPIO2*.
00 = Digital input.
01 = Digital output (relay drive; also used for CD function).
10 = Analog input.
11 = Reserved.
GPIO1*.
00 = Digital input.
01 = Digital output (relay drive).
10 = Analog input.
11 = Reserved.
b
(0x00)
D5
GPIO3
R/W
D4
D3
GPIO2
Rev. 1.3
R/W
D2
Function
D1
GPIO1
R/W
D0
Si2400
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