SI3015-FS Silicon Laboratories Inc, SI3015-FS Datasheet - Page 65

• Manufacturer Part Number: SI3015-FS
• Description: SI2400 ISOMODEM LINE-SIDE
• Manufacturer: Silicon Laboratories Inc

Specifications of SI3015-FS

• Data Format: V.90
• Interface: Serial
• Voltage - Supply: 3.3 V ~ 5 V
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.154", 3.90mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Baud Rates: -

SE2 (GPIO). General Purpose Input/Output
Reset settings = 0000_0000b (0x00)
*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.
D5
GPIO3
R/W
D4
D3
GPIO2
R/W
D2
Rev. 1.1
D1
GPIO1
R/W
Function
D0
Si2400
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