PEB2265HV1.1 查看數據表（PDF） - Siemens AG

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PEB2265HV1.1

Two Channel Codec Filter with IOM®-2 Interface (IOM®-2 – SICOFI®-2)

Siemens AG 

PEB 2265

1.3

Pin Definition and Functions

Overview

1.3.1

Common Pins for all Channels

Table 1

Pin No. Symbol

23

VDDD

58

GNDD

40

VDDA12

9

VDDA

6,11

GNDA

27

FSC

26

DCL

25

DU

24

DD

22

RESET

57

MODE

60

TSS0

59

TSS1

56

TCK

55

TMS

54

TDI

53

TDO

28

LGKM0

41

VH12

18,19,20 N.U.I.

61,62,63

Input (I) Function

Output (O)

I

+ 5 V supply for the digital circuitry1)

I

Ground Digital, not internally connected to GNDA

1, 2 or GNDA (pin 6 and pin 11). All digital signals

are referred to this pin

I

+ 5 V Analog supply voltage for channel 1 and 21)

I

+ 5 V Analog supply voltage1)

I

Ground Analog, not internally connected to GNDD

or GNDA1,2

I

IOM-2: Frame synchronization clock, 8 kHz

I

IOM-2: Data clock, 2048 kHz or 4096 kHz

depending on MODE

O

IOM-2: Data upstream, open drain output

I

IOM-2: Data downstream, input

I

Reset input - forces the device to the default mode,

active high

I

IOM-2: Mode Selection

I

IOM-2: Time slot selection pin 0

I

IOM-2: Time slot selection pin 1

I

Boundary scan: Test Clock

I

Boundary scan: Test Mode Select

I

Boundary scan: Test Data Input

O

Boundary scan: Test Data Output

O

Loop/Ground Key Multiplexing output 0 for

channel 1, 2

I/O

Reference voltage for channel 1 and 2, has to be

connected via a 220 nF cap. to ground

I

None Usable Input, tie directly to Digital Ground

Semiconductor Group

9

1997-07-01

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