PEF2466(2001) Ver la hoja de datos (PDF) - Infineon Technologies

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componentes Descripción

Fabricante

PEF2466
(Rev.:2001)

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

Infineon Technologies 

2.2

Pin Definitions and Functions

PEB 2466

PEF 2466

Pin Descriptions

Table 1

Pin Definitions and Functions

Pin Symbol Type Function

Ch.

1 SI3_1 I Signaling Input, Channel 3 Pin 1

3

2 SI3_0 I Signaling Input, Channel 3 Pin 0

3

3 SB3_2 I/O Bi-directional Signaling, Channel 3 Pin 2

3

4 SB3_1 I/O Bi-directional Signaling, Channel 3 Pin 1

3

5 SB3_0 I/O Bi-directional Signaling, Channel 3 Pin 0

3

6 SO3_1 O Signaling Output, Channel 3 Pin 1

3

7 SO3_0 O Signaling Output, Channel 3 Pin 0

3

8 SO4_0 O Signaling Output, Channel 4 Pin 0

4

9 SO4_1 O Signaling Output, Channel 4 Pin 1

4

10 SB4_0 I/O Bi-directional Signaling, Channel 4 Pin 0

4

11 SB4_1 I/O Bi-directional Signaling, Channel 4 Pin 1

4

12 SB4_2 I/O Bi-directional Signaling, Channel 4 Pin 2

4

13 SI4_0 I Signaling Input, Channel 4 Pin 0

4

14 SI4_1 I Signaling Input, Channel 4 Pin 1

4

15 INT34

O

Interrupt Output Channels 3 and 4

Active high.

3, 4

16 CHCLK2

O

Chopper Clock Output 2

Provides 256, 512, or 16384 kHz signal; sync. to MCLK.

all

17 CS#

Chip Select

I Microcontroller Interface chip select, enable to read or all

write; active low

18 DCLK

Data Clock

I Microcontroller Interface data clock, shifts data from or to all

device; maximum clock rate 8192 kHz.

Data Input

19 DIN

I Microcontroller Interface control data input pin; DCLK

all

determines data rate.

20 DOUT

Data Output

O

Microcontroller Interface control data output pin; DCLK

determines data rate: DOUT is high impedance "Z" if no

all

data is transmitted from the SICOFI®4-µC.

Hardware Reference Manual

6

2001-02-20

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