SI3050-KT Silicon Laboratories Inc, SI3050-KT Datasheet - Page 17

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

Specifications of SI3050-KT

• Package / Case: 20-TSSOP
• 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
• 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

SPI Control
PCM Highway
Ground Start
Figure 17. Typical Application Circuit for the Si3050 and Si3018/19 (Refer to AN67 for Recommended Layout Guidelines)
AOUT/INTb
SDITHRU
RESETb
FSYNCb
RGDTb
TGDEb
SCLK
PCLK
TGDb
SDO
DRX
RGb
CSb
DTX
SDI
R51
R52
R53
R54
VD
R55
10
1
2
3
4
5
6
7
8
9
SDO
SDI
CS
FSYNC
PCLK
DTX
DRX
RGDT
AOUT/INT
RG
Si3050
U1
SDI_THRU
TGDE
SCLK
GND
VDD
TGD
C1A
C2A
RST
VA
C50
20
19
18
17
16
15
14
13
12
11
C51
R12
R13
C1
C2
R9
C4
C5
+
R1
1
2
3
4
5
6
7
8
QE
DCT
RX
IB
C1B
C2B
VREG
RNG1
U2
Si3019
VREG2
RNG2
DCT2
DCT3
IGND
QE2
QB
SC
16
15
14
13
12
11
10
9
Optional Ring Network
R3
R33
R31
R2
C6
R8
R7
R10
R32
C31
C30
R30
R14
Q5
No Ground Plane In DAA Section
R11
Q4
R4
D2
D1
C3
C7
R5
Z1
Q1
Q2
FB2
FB1
Q3
R6
C10
C9
C8
R16
R15
RV1
RING
TIP