Memory - Analog Devices ADSP-21375 Manual

A
21375 EZ-Kit SDRAM
128Mb (2M x 16-bit x 4 Banks)
U7
ADDR[0:18]
ADDR0 23
A0
ADDR1 24
A1
ADDR2 25
A2
ADDR3 26
A3
ADDR4 29
A4
1 ADDR5 30
A5
ADDR6 31
A6
ADDR7 32
A7
ADDR8 33
A8
ADDR9 34
A9
22
SDA10 A10
ADDR11 35
A11
ADDR17 20
BA0
ADDR18 21
BA1
19
MS0 CS
3.3V 37
SDCKE CKE
38
SDCLK0 CLK
16
SDWE WE
R9 17
SDCAS CAS
10K
0402 18
SDRAS RAS
DNP
DQM_21375 15
DQML
39
DQMH
2
3.3V
R10
36
NC1
10K
0402 40
NC2
1
VDD1
14
VDD2
27
VDD3
3
VDDQ1
DQM signals are either tied to GND or
9
VDDQ2
driven by processor's FLAG pin. This
43
VDDQ3
is SDRAM device specific and the
49
VDDQ5
requirement is specified in SDRAM
MT48LC8M16A2P-6A
datasheets
TSOP54
3
3.3V
C31 C73 C74 C65
0.01UF 0.01UF 0.01UF 0.01UF
0402 0402 0402 0402
4
21375 SDRAM
A
B
DATA[0:31]
2 DATA0
DQ0
4 DATA1
DQ1
5 DATA2
DQ2
7 DATA3
DQ3
8 DATA4
DQ4
10 DATA5
DQ5
11 DATA6
DQ6
13 DATA7
DQ7
42 DATA8
DQ8
44 DATA9
DQ9
45 DATA10
DQ10
47 DATA11
DQ11
48 DATA12
DQ12
50 DATA13
DQ13
51 DATA14
DQ14
53 DATA15
DQ15
3.3V
R24
10K
0402
DNP
R25
10K
0402
DNP
28
VSS1
41
VSS2
54
VSS3
6
VSSQ1
DQM signals are either tied to GND or
12
VSSQ2
driven by processor's FLAG pin. This
46
VSSQ5
is SDRAM device specific and the
52
VSSQ6
requirement is specified in SDRAM
datasheets
C64 C72 C71 C18 C19 C20
0.01UF 0.01UF 0.01UF 0.01UF 0.01UF 0.01UF
0402 0402 0402 0402 0402 0402
DNP DNP DNP
B
21371 EZ-Kit SDRAM
128Mb (1M x 32-bit x 4 Banks)
U36
ADDR[1:18]
ADDR1 25 2
A0 DQ0
ADDR2 26 4
A1 DQ1
ADDR3 27 5
A2 DQ2
ADDR4 60 7
A3 DQ3
ADDR5 61 8
A4 DQ4
ADDR6 62 10
A5 DQ5
ADDR7 63 11
A6 DQ6
ADDR8 64 13
A7 DQ7
ADDR9 65 74
A8 DQ8
ADDR10 66 76
A9 DQ9
24 77
SDA10 A10 DQ10
ADDR12 21 79
A11 DQ11
80
DQ12
ADDR17 22 82
BA0 DQ13
ADDR18 23 83
BA1 DQ14
85
DQ15
20 31
MS0 CS DQ16
67 33
SDCKE CKE DQ17
68 34
SDCLK0 CLK DQ18
36
DQ19
17 37
SDWE WE DQ20
18 39
SDCAS CAS DQ21
19 40
SDRAS RAS DQ22
42
DQ23
DQM_21371 16 45
DQM0 DQ24
71 47
DQM1 DQ25
28 48
DQM2 DQ26
59 50
DQM3 DQ27
51
DQ28
14 53
NC1 DQ29
30 54
NC2 DQ30
57 56
NC3 DQ31
69
NC4
3.3V 70
NC5
73
NC6
1 44
VDD1 VSS1
15 58
VDD2 VSS2
29 72
VDD3 VSS3
43 86
VDD4 VSS4
3 6
VDDQ1 VSSQ1
9 12
VDDQ2 VSSQ2
35 32
VDDQ3 VSSQ3
41 38
VDDQ4 VSSQ4
49 46
VDDQ5 VSSQ5
55 52
VDDQ6 VSSQ6
75 78
VDDQ7 VSSQ7
81 84
VDDQ8 VSSQ8
MT48LC4M32B2
TSOP86
DNP
3.3V
C26 C29 C30 C62 C86 C87
0.01UF 0.01UF 0.01UF 0.01UF 0.01UF 0.01UF
0402 0402 0402 0402 0402 0402
DNP DNP DNP DNP DNP DNP
21371 SDRAM
C
DATA[0:31]
DATA0
DATA1
ADDR[0:20]
DATA2 ADDR0 21
DATA3 ADDR1 20
DATA4 ADDR2 19
DATA5 ADDR3 18
DATA6 ADDR4 17
DATA7 ADDR5 16
DATA8 ADDR6 15
DATA9 ADDR7 14
DATA10 ADDR8
DATA11 ADDR9
DATA12 ADDR10 36
DATA13 ADDR11
DATA14 ADDR12
DATA15 ADDR13
DATA16 ADDR14
DATA17 ADDR15
DATA18 ADDR16
DATA19 ADDR17 40
DATA20 ADDR18 13
DATA21 ADDR19 37
DATA22
DATA23 ADDR20 38
DATA24
DATA25 22
MS1
DATA26 24
RD
DATA27
WE
DATA28
DATA29
DATA30
DATA31
3.3V 3.3V
R26 R23
10K 10K
0402 0402 U29
7
HOLD
6
DPI3_SPICLK SCK
5
DPI1_MOSI SI
1
FLASH_CS CS
3
RESET WP
M25P20
SOIC8
3.3V 3.3V
C68 C69 C70
0.01UF 0.01UF 0.01UF
0402 0402 0402
AM29LV081 AT25F512N
ANALOG
C90 C93 C100
0.01UF 0.01UF 0.01UF
0402 0402 0402
DNP DNP DNP
DEVICES
Title
Size Board No.
C
Date 9-7-2007_14:44
C
D
Flash
8Mb (1M x 8-bit)
U35
DATA[0:7]
25 DATA0
A0 D0
26 DATA1
A1 D1
27 DATA2
A2 D2
28 DATA3
A3 D3
32 DATA4
A4 D4
33 DATA5
A5 D5
34 DATA6
A6 D6
35 DATA7
A7 D7
8
A8
7
A9
11
A10 NC1
6 29
A11 NC2
5
A12
4
A13
3
A14
2 12
A15 RY/BY
1
A16
10
A17 RESET RESET
3.3V
A18
A19
31
VCC1
30
NC/A20 VCC2
CE
39
OE VSS1
9 23
WE VSS2
AM29LV081B
TSOP40
3.3V
SPI Flash
2Mb
8
VCC
R13
0
0402
2
SO DPI2_MISO
4
GND
20 Cotton Road
Nashua, NH 03063
PH: 1-800-ANALOGD
ADSP-21375 EZ-KIT Lite

MEMORY

Rev
A0202-2006
1.0A
Sheet 4 of 13
D
1
2
3
4