SI2400-KSR Silicon Laboratories Inc, SI2400-KSR Datasheet - Page 57

• Manufacturer Part Number: SI2400-KSR
• Description: Telecom Line Management ICs 2400b/s System Side
• Manufacturer: Silicon Laboratories Inc
• Type: Integrated Global DAAr

Specifications of SI2400-KSR

• Product: Modem Chip
• Supply Voltage (min): 3 V
• Supply Current: 21 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-16
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

S33 (MDMO). Modem Override
Reset settings = 1000_0000
*Note: When the Si2400 is on hook, the on-hook intrusion detector might not be immediately disabled by only setting the
Name
Type
Bit
4:2
Bit
7
6
5
1
0
S33[6] (DON) =
codes and the updating of S14[2] (NLD) and S14[1] (IND) are immediately disabled, ATS33=CX must be followed by
ATSD1=00S14=X0.
Reserved
Reserved
D7
Name
TSAC
DON
DOF
NAT
DON
R/W
D6
1
b
(S33 = 0xCX, X indicates an otherwise appropriate value.) In order to guarantee that the result
Read returns one.
On-Hook Intrusion Detect.
0 = Enable.
1 = Disable*.
Off-Hook Intrusion Detect.
0 = Enable.
1 = Disable.
Read returns zero.
No Answer Tone.
0 = Disable.
1 = Enable no answer tone fast handshake.
Transmit Scrambler Active.
0 = Disable.
1 = Force transmit scrambler active once connected.
b
(0x80)
DOF
R/W
D5
D4
D3
Rev. 1.3
D2
Function
NAT
R/W
D1
TSAC
R/W
D0
Si2400
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