PEB2466-H Ver la hoja de datos (PDF) - Infineon Technologies

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PEB2466-H

Four Channel Codec Filter with PCM- and µ-Controller Interface SICOFI®4-µC

Infineon Technologies 

PEB 2466

1.3 Pin Definition and Functions (cont’d)

Pin No. Symbol Input (I) Function

Output (O)

General Description

Specific Pins for Channel 4

63

GNDA4 I

Ground Analog for channel 4, not internally

connected to GNDD or GNDA1,2,3

64

VIN4

I

Analog voice (voltage) input for channel 4, has to be

connected to the SLIC by a 39 nF cap.

62

VOUT4

O

Analog voice (voltage) output for channel 4, has to

be connected to the SLIC via a cap. 2)

13

SI4_0 I

Signaling input pin 0 for channel 4

14

SI4_1 I

Signaling input pin 1 for channel 4

8

SO4_0 O

Signaling output pin 0 for channel 4

9

SO4_1 O

Signaling output pin 1 for channel 4

10

SB4_0 I/O

Bi-directional signaling pin 0 for channel 4

11

SB4_1 I/O

Bi-directional signaling pin 1 for channel 4

12

SB4_2 I/O

Bi-directional signaling pin 2 for channel 4

1) A 100 nF cap. should be used for blocking these pins, see also on page 82

2) The value for the capacitor needed, depends on the input impedance of the ‘SLIC’-circuitry. For choosing the

appropriate values see figure on page 71.

Semiconductor Group

14

02.97

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