SI2400-BSR Silicon Laboratories Inc, SI2400-BSR Datasheet - Page 73
SI2400-BSR
Manufacturer Part Number
SI2400-BSR
Description
Telecom Line Management ICs CONTACT SILICON LABS FOR AVAILABILITY
Manufacturer
Silicon Laboratories Inc
Type
Integrated Global DAAr
Datasheet
1.SI2400-BS.pdf
(94 pages)
Specifications of SI2400-BSR
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
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SF4 (DAA4). DAA Low Level Functions 4
Reset settings = 0000_1111
Name
Type
Bit
6:4
3:2
1:0
Bit
7
SQLH
R/W
D7
Name
SQLH
ARG
ARL
ATL
D6
Ring Squelch.
If the host implements a manual ring detect (bypassing the Si2400 micro), this bit must
be set, then cleared following a polarity reversal detection. Used to quickly recover offset
on RNG1/2 pins after polarity reversal.
0 = Normal.
1 = Squelch.
Analog Receive Gain.
Off-Hook
000 = 0 dB gain 000 = 7 dB
001 = 3 dB gain
010 = 6 dB gain
011 = 9 dB gain
1xx = 12 dB gain
AOUT Receive—Path Level.
DAA receive path signal AOUT gain.
00 = 0 dB
01 = –6 dB
10 = –12 dB*
11 = Mute
AOUT Transmit—Path Level.
DAA transmit path signal AOUT gain.
00 = –18 dB
01 = –24 dB
10 = –30 dB*
11 = Mute
b
(0x0F)
ARG
R/W
D5
D4
D3
On-Hook
001 = 6 dB
010 = 4.8 dB
011 = 3.5 dB
1xx = 2.0 dB
Rev. 1.3
ARL
R/W
D2
Function
D1
R/W
ATL
D0
Si2400
73
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