SI2401-FSR Silicon Laboratories Inc, SI2401-FSR Datasheet - Page 62

• Manufacturer Part Number: SI2401-FSR
• Description: Telecom Line Management ICs 2400b/s System Side 3rd Gen DAA Tech
• Manufacturer: Silicon Laboratories Inc
• Type: Integrated Global DAAr

Specifications of SI2401-FSR

• Product: Modem Module
• Supply Voltage (min): 3 V
• Supply Current: 15 mA
• Maximum Operating Temperature: + 100 C
• Minimum Operating Temperature: - 10 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-16
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Si2401
SF0 (DAA0). DAA Low Level Functions 0
Reset settings = 0100_0000 (0x40)
62
*Note: Under normal operation, the Si2401 internal microcontroller automatically sets these bits appropriately.
Bit
7:6
5:2
1:0
Name
Type
Bit
Reserved Read returns zero.
FOH[1:0]
LM[1:0]
Name
D7
FOH[1:0]
Fast Off-Hook Selection.
These bits determine the length of the off-hook counter. The default setting is 128 ms.
00 = 512 ms
01 = 128 ms
10 = 64 ms
11 = 8 ms
Line Mode.
These bits determine the line status of the Si2401.*
00 = On-hook
01 = Off-hook
10 = On-hook line monitor mode
11 = Reserved
R/W
D6
D5
Rev. 1.0
D4
Function
D3
D2
R/W
D1
LM[1:0]
R/W
D0