PSB7230 Datasheet, PDF(15/179 Page) Siemens Semiconductor Group – Joint Audio Decoder-Encoder for Analog Videophone JADE AN

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PSB7230 Datasheet, PDF (15/179 Pages) Siemens Semiconductor Group – Joint Audio Decoder-Encoder for Analog Videophone JADE AN

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PSB 7230

Introduction

Table 8

Power Supply (contâd)

Pin No. Symbol Function Descriptions

12

VDD

I

36

VDD

I

60

VDD

I

93

VDD

I

34

VDD

I

41

VDD

I

52

VDD

I

58

VDD

I

65

VDD

I

10

VDDP

I

28

VDDP

I

71

VDDP

I

89

VDDA

I

Positive power supply voltage (3.0 - 3.6 V).

Positive power supply voltage (4.5 - 5.5 V) for external

interfaces.

Separate positive power supply voltage (3.0 - 3.6 V) for

Clock Generation Unit (Oscillator).

92

VSSA

I

Separate Ground (0 V) for Clock Generation Unit

(Oscillator).

87

VDDAP I

88

VSSAP

I

Separate positive power supply voltage (3.0 - 3.6 V) for

Clock Generation Unit (PLL).

The power supply for the PLL requires pin 87 connected

to VDDAP. In former versions of the JADE family pin 87

was connected to VDDP

Separate Ground (0 V) for Clock Generation Unit (PLL)

Semiconductor Group

15

Data Sheet 1998-07-01

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