Memory components, Ddr2 sdram dimm (j8) – Altera Cyclone II DSP Development Board User Manual

Page 34

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2–26

Reference Manual

Altera Corporation

Cyclone II DSP Development Board

August 2006

Memory Components

Memory
Components

This section describes the memory components on the Cyclone II DSP
development board.

DDR2 SDRAM DIMM (J8)

The Cyclone II DSP development board contains a single slot connector
(J8) for a 240-pin DDR2 DIMM module. It has a 72-bit data interface with
a full 16-bit address, a 3-bank interface, and supports single and
double-sided passive or registered design DIMMs.

The DDR2 SDRAM DIMM is a 256 Mbyte unbuffered non-ECC device in
a x64 configuration.

1

Cyclone II DSP development board uses x64 configuration. The
maximum transfer rate of this DIMM is 333 Mbps. The total is
333 Mbps × 8 = 2,664 Mbps.

Table 2–19. TI ADS5520 A/D Converter and EP2C70F672 Pin-Outs

Note (1)

A/D Converter

(U31) Pin Name

A/D Converter

(U31) Pin

Number

Cyclone II

(U12) Pin

Number

A/D Converter

(U31) Pin Name

A/D Converter

(U31) Pin

Number

Cyclone II

(U12) Pin

Number

ADC_B_CLK_N

11

ADC_B_D5

52

B20

ADC_B_CLK_P

10

ADC_B_D6

53

A20

ADC_B_CM

17

ADC_B_D7

54

B21

ADC_B_DCLK

43

C13

ADC_B_D8

55

F18

ADC_B_DFS

40

ADC_B_D9

56

G18

ADC_B_INM

20

ADC_B_D10

60

E18

ADC_B_INP

19

ADC_B_D11

61

F20

ADC_B_IREF

31

ADC_B_D12

62

D21

ADC_B_OE

41

R2

ADC_B_D13

63

D20

ADC_B_OVR

64

A6

ADC_B_REFM

30

ADC_B_D0

44

F17

ADC_B_REFP

29

ADC_B_D1

45

D17

ADC_B_SEN

4

D19

ADC_B_D2

46

D18

ADC_RESET

35

T24

ADC_B_D3

47

C19

ADC_SCLK

2

AD24

ADC_B_D4

51

B19

ADC_SDATA

3

Y1

Note to

Table 2–18

:

(1)

Blank cells indicate no connection.

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