SI3233-X-FM View Datasheet(PDF) - Silicon Laboratories

Part Name

Description

Manufacturer

SI3233-X-FM

PROSLIC® PROGRAMMABLE CMOS SLIC WITH RINGING/BATTERY VOLTAGE GENERATION

Silicon Laboratories 

Si3233

Pin #

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

Name

Description

CAPP SLIC Stabilization Capacitor.

Capacitor used in low pass filter to stabilize SLIC feedback loops.

QGND Component Reference Ground.

CAPM SLIC Stabilization Capacitor.

Capacitor used in low pass filter to stabilize SLIC feedback loops.

STIPDC TIP Sense.

Analog current input used to sense voltage on the TIP lead.

SRINGDC RING Sense.

Analog current input used to sense voltage on the RING lead.

STIPE TIP Emitter Sense.

Analog current input used to sense voltage on the Q6 emitter lead.

SVBAT VBAT Sense.

Analog current input used to sense voltage on dc-dc converter output voltage lead.

SRINGE RING Emitter Sense.

Analog current input used to sense voltage on the Q5 emitter lead.

STIPAC TIP Transmit Input.

Analog ac input used to detect voltage on the TIP lead.

SRINGAC RING Transmit Input.

Analog ac input used to detect voltage on the RING lead.

IGMN Differential Audio Input.

Connect to external codec.

GNDA Analog Ground.

Ground connection for internal analog circuitry.

IGMP Differential Audio Input.

Connect to external codec.

IRINGN

IRINGP

VDDA2

ITIPP

ITIPN

VDDD

GNDD

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.

Digital Supply Voltage.

Digital power supply for internal digital circuitry.

Digital Ground.

Ground connection for internal digital circuitry.

92

Preliminary Rev. 0.5

Share Link: