SI3211 ETC, SI3211 Datasheet - Page 116

• Manufacturer Part Number: SI3211
• Description: PROSLIC PROGRAMMABLE CMOS SLIC/CODEC WITH RINGING/BATTERY VOLTAGE GENERATION
• Manufacturer: ETC

Si 3210/ Si3 211/S i32 12
116
Pin #
10
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
11
SRINGDC
Pin Name
SRINGAC
SRINGE
STIPDC
STIPAC
IRINGN
IRINGP
VDDA1
VDDA2
SVBAT
QGND
CAPM
STIPE
GNDA
CAPP
IGMN
IGMP
ITIPP
ITIPN
IREF
Analog Supply Voltage.
Analog power supply for internal analog circuitry.
Current Reference.
Connects to an external resistor used to provide a high accuracy reference current.
SLIC Stabilization Capacitor.
Capacitor used in low pass filter to stabilize SLIC feedback loops.
Component Reference Ground.
SLIC Stabilization Capacitor.
Capacitor used in low pass filter to stabilize SLIC feedback loops.
TIP Sense.
Analog current input used to sense voltage on the TIP lead.
RING Sense.
Analog current input used to sense voltage on the RING lead.
TIP Emitter Sense.
Analog current input used to sense voltage on the Q6 emitter lead.
VBAT Sense.
Analog current input used to sense voltage on dc-dc converter output voltage lead.
RING Emitter Sense.
Analog current input used to sense voltage on the Q5 emitter lead.
TIP Transmit Input.
Analog ac input used to detect voltage on the TIP lead.
RING Transmit Input.
Analog ac input used to detect voltage on the RING lead.
Transconductance Amplifier External Resistor.
Negative connection for transconductance gain setting resistor.
Analog Ground.
Ground connection for internal analog circuitry.
Transconductance Amplifier External Resistor.
Positive connection for transconductance gain setting resistor.
Negative Ring Current Control.
Analog current output driving Q3.
Positive Ring Current Control.
Analog current output driving Q2.
Analog Supply Voltage.
Analog power supply for internal analog circuitry.
Positive TIP Current Control.
Analog current output driving Q1.
Negative TIP Current Control.
Analog current output driving Q4.
Preliminary Rev. 1.11
Description