SI3225-KQ Silicon Laboratories Inc, SI3225-KQ Datasheet - Page 25

• Manufacturer Part Number: SI3225-KQ
• Description: IC SLIC/CODEC DUAL-CH 64TQFP
• Manufacturer: Silicon Laboratories Inc
• Series: ProSLIC®r

Specifications of SI3225-KQ

• Package / Case: *
• Function: Subscriber Line Interface Concept (SLIC), CODEC
• Interface: GCI, PCM, SPI
• Number Of Circuits: 2
• Voltage - Supply: 3.3V, 5V
• Current - Supply: 65mA
• Power (watts): 941mW
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Includes: Battery Switching, BORSCHT Functions, DTMF Generation and Decoding, FSK Tone Generation, Modem and Fax Tone Detection
• Product: SLIC
• Supply Voltage (min): 3.13 V
• Supply Current: 22 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Number Of Channels: 2
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Bill of Materials
Notes:
C3, C4, C13, C14
C5, C6, C15, C16
R3, R4, R13, R14
R7, R8, R17, R18
C3, C4, C13, C14
C5, C6, C15, C16
R3, R4, R13, R14
R7, R8, R17, R18
C1, C2, C11, C12
R1, R2, R11, R12
C1, C2, C11, C12
R1, R2, R11, R12
1. Optional. Only required when using dual battery architecture.
2. Example power rating.
R9, R19, R20
Component
Component
C30
R6
C30–C33
C20–C25
C32, C33
C20–C25
R5, R15
R6, R16
R5, R15
R
1
R10
R10
1
RING
, R16
, C31
1
1
,
Table 15. Si3220 + Si3200 External Component Values
Table 16. Si3225 + Si3200 External Component Values
100 nF, 100 V, X7R, ±20%
100 nF, 100 V, X7R, ±20%
10 nF, 100 V, X7R, ±20%
10 nF, 100 V, X7R, ±20%
1 µF, 6.3 V, X7R, ±20%
1 µF, 6.3 V, X7R, ±20%
40.2 kΩ, 1/10 W, ±5%
40.2 kΩ, 1/10 W, ±1%
40.2 kΩ, 1/10 W, ±5%
40.2 kΩ, 1/10 W, ±1%
402 kΩ, 1/10 W, ±1%
806 kΩ, 1/10 W, ±1%
402 kΩ, 1/10 W, ±1%
806 kΩ, 1/10 W, ±1%
806 kΩ, 1/10 W, ±1%
4.7 kΩ, 1/10 W, ±1%
4.7 kΩ, 1/10 W, ±1%
182 Ω, 1/10 W, ±1%
182 Ω, 1/10 W, ±1%
0.1 µF, 100 V, Y5V
0.1 µF, 100 V, Y5V
0.1 µF, 10 V, Y5V
0.1 µF, 10 V, Y5V
510 Ω, 2W, ±2%
Value
Value
Preliminary Rev. 0.91
2
Function
Filter capacitors for TIP, RING ac sensing inputs.
TIP/RING compensation capacitors.
Low pass filter capacitors to stabilize differential and com-
mon mode SLIC feedback loops.
Decoupling for battery voltage supply pins.
Decoupling for analog and digital chip supply pins.
Sense resistors for TIP, RING voltage sensing nodes.
Current limiting resistors for TIP, RING ac sensing inputs.
Sense resistor for battery dc sensing nodes.
Sets bias current for battery switching circuit.
Reference resistors for internal transconductance amplifier.
Generates a high accuracy reference current.
Function
Filter capacitors for TIP, RING ac sensing inputs.
TIP/RING compensation capacitors.
Low pass filter capacitors to stabilize differential and com-
mon mode SLIC feedback loops.
Decoupling for battery voltage supply pins.
Decoupling for analog and digital chip supply pins.
Sense resistors for TIP, RING dc sensing nodes.
Sense resistors for battery voltage sensing nodes.
Current limiting resistors for TIP, RING ac sensing inputs.
Sets bias current for battery switching circuit.
Reference resistors for internal transconductance amplifier.
Sense registers for ringing generator feed.
Generates a high accuracy reference current.
Feed resistor for ringing generator source.
Si3220/Si3225
25