SI3050-E-FT Silicon Laboratories Inc, SI3050-E-FT Datasheet - Page 86

• Manufacturer Part Number: SI3050-E-FT
• Description: IC VOICE DAA GCI/PCM/SPI 20TSSOP
• Manufacturer: Silicon Laboratories Inc

Specifications of SI3050-E-FT

• Package / Case: 20-TSSOP (0.173", 4.40mm Width)
• Includes: Line Voltage Monitor, Loop Current Monitor, Overload Detection, Parallel Handset Detection, Polarity Reversal Detection, TIP and
• Function: Data Access Arrangement (DAA)
• Interface: PCM, Serial, 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
• Product: RF / Wireless
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 3 V
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Operating Supply Voltage: 3.3 V
• Supply Current: 8.5 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power (watts): -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

Si3050 + Si3018/19
Register 37. PCM Receive Start Count—High Byte
Reset settings = 0000_0000
Register 38. TX Gain Control 2
Reset settings = 0000_0000
86
Bit
7:2
1:0
Bit
7:5
3:0
4
Name
Name
Type
Type
Bit
Bit
TXG2[3:0] Transmit Gain 2.
Reserved Read returns zero.
Reserved
Name
RXS[1:0]
TGA2
Name
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
PCM Receive Start Count.
PCM Receive Start Count equals the number of PCLKs following FSYNC before data
reception begins.
Read returns zero.
D6
D6
TXG2[3:0]
0000
0001
11xx
0001
1111
:
:
D5
D5
Rev. 1.31
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.
Result
TGA2
R/W
D4
D4
Function
Function
D3
D3
D2
D2
TXG2[3:0]
R/W
D1
D1
RXS[1:0]
R/W
D0
D0