SI3019-KS Silicon Laboratories Inc, SI3019-KS Datasheet - Page 73

• Manufacturer Part Number: SI3019-KS
• Description: IC VOICE DAA GCI/PCM/SPI 16SOIC
• Manufacturer: Silicon Laboratories Inc
• Type: Chipsetr

Specifications of SI3019-KS

• Package / Case: 16-SOIC (3.9mm Width)
• Function: Data Access Arrangement (DAA)
• Interface: GCI, PCM, SPI
• Number Of Circuits: 1
• Voltage - Supply: 3 V ~ 3.6 V
• Current - Supply: 8.5mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Includes: Line Voltage Monitor, Loop Current Monitor, Overload Detection, Parallel Handset Detection, Polarity Reversal Detection, TIP and
• Product: Modem Chip
• Supply Voltage (min): 3 V
• Supply Current: 8.5 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power (watts): -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant

Register 32-37. Reserved
Reset settings = 0000_0000
Register 38. TX Gain Control 2 (Si3019 Line-Side Device Only)
Reset settings = 0000_0000
Bit
7:0
Bit
7:5
3:0
Name
Name
Type
Type
4
Bit
Bit
TXG2[3:0] Transmit Gain 2.
Reserved Read returns zero.
Reserved Read returns zero.
Name
Name
TGA2
D7
D7
Transmit Gain or Attenuation 2.
0 = Incrementing the TXG2[3:0] bits results in gaining up the transmit path.
1 = Incrementing the TXG2[3:0] bits results in attenuating the transmit path.
Each bit increment represents 1 dB of gain or attenuation, up to a maximum of +12 dB
and –15 dB respectively.
For example:
TGA2
X
0
0
0
1
1
1
D6
D6
D5
D5
TXG2[3:0]
0000
0001
11xx
0001
1111
:
:
TGA2
R/W
D4
D4
D3
D3
Rev. 1.03
Result
0 dB gain or attenuation is applied to the transmit path.
1 dB gain is applied to the transmit path.
12 dB gain is applied to the transmit path.
1 dB attenuation is applied to the transmit path.
15 dB attenuation is applied to the transmit path.
D2
D2
TXG2[3:0]
Function
Function
R/W
D1
D1
D0
D0
Si3018/19/10
73