EP7311_05 datasheet(32/58 Pages) CIRRUS

Part #	EP7311

Description	High-performance, Low-power, System-on-chip with SDRAM & Enhanced Digital Audio Interface

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Manufacturer	CIRRUS [Cirrus Logic]

Direct Link	http://www.cirrus.com

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©Copyright Cirrus Logic, Inc. 2005

DS506F1

EP7311

High-Performance, Low-Power System on Chip

208-Pin LQFP Numeric Pin Listing

Table T. 208-Pin LQFP Numeric Pin Listing

No.

Signal

Type

Strength

Reset

State

1nCS[5]

O

1

Low

2

VDDIO

Pad Pwr

3

VSSIO

Pad Gnd

4

EXPCLK

I/O

1

5WORD

Out

1

Low

6

WRITE/nSDRAS

Out

1

Low

7

RUN/CLKEN

O

1

Low

8

EXPRDY

I

1

9

TXD[2]

O

1

High

10

RXD[2]

I

11

TDI

I

with p/u*

12

VSSIO

Pad Gnd

13

PB[7]

I/O

1

Input

14

PB[6]

I/O

1

Input

15

PB[5]

I/O

1

Input

16

PB[4]

I/O

1

Input

17

PB[3]

I/O

1

Input

18

PB[2]

I/O

1

Input

19

PB[1]/PRDY2

I/O

1

Input

20

PB[0]/PRDY1

I/O

1

Input

21

VDDIO

Pad Pwr

22

TDO

O

1

Three state

23

PA[7]

I/O

1

Input

24

PA[6]

I/O

1

Input

25

PA[5]

I/O

1

Input

26

PA[4]

I/O

1

Input

27

PA[3]

I/O

1

Input

28

PA[2]

I/O

1

Input

29

PA[1]

I/O

1

Input

30

PA[0]

I/O

1

Input

31

LEDDRV

O

1

Low

32

TXD[1]

O

1

High

33

VSSIO

Pad Gnd

1

High

34

PHDIN

I

35

CTS

I

36

RXD[1]

I

37

DCD

I

38

DSR

I

39

nTEST[1]

I

With p/u*

40

nTEST[0]

I

With p/u*

41

EINT[3]

I

42

nEINT[2]

I

43

nEINT[1]

I

44

nEXTFIQ

I

45

PE[2]/CLKSEL

I/O

1

Input

46

PE[1]/

BOOTSEL[1]

I/O

1

Input

47

PE[0]/

BOOTSEL[0]

I/O

1

Input

48

VSSRTC

RTC Gnd

49

RTCOUT

O

50

RTCIN

I

51

VDDRTC

RTC power

52

N/C

53

PD[7]/SDQM[1]

I/O

1

Low

54

PD[6]/SDQM[0]

I/O

1

Low

55

PD[5]

I/O

1

Low

56

PD[4]

I/O

1

Low

57

VDDIO

Pad Pwr

58

TMS

I

with p/u*

59

PD[3]

I/O

1

Low

60

PD[2]

I/O

1

Low

61

PD[1]

I/O

1

Low

62

PD[0]/LEDFLSH

I/O

1

Low

63

SSICLK

I/O

1

Input

64

VSSIO

Pad Gnd

65

SSITXFR

I/O

1

Low

66

SSITXDA

O

1

Low

67

SSIRXDA

I

68

SSIRXFR

I/O

Input

69

ADCIN

I

70

nADCCS

O

1

High

71

VSSCORE

Core Gnd

72

VDDCORE

Core Pwr

Table T. 208-Pin LQFP Numeric Pin Listing (Continued)

No.

Signal

Type

Strength

Reset

State

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