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參數(shù)資料
| 型號： | LR38666Y |
| 廠商： | Sharp Corporation |
| 元件分類： | 數(shù)字信號處理 |
| 英文描述： | CMOS digital signal processor |
| 中文描述： | CMOS數(shù)字信號處理器 |
| 文件頁數(shù)： | 4/38頁 |
| 文件大小： | 203K |
| 代理商： | LR38666Y |
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4
LR38666Y
PIN DESCRIPTION
PIN NO. COORDINATE
1
2
3
4
5
SYMBOL
MEMCKE
1
MEMCKE
2
MEMCKE
3
MEMCS0Z
MEMCS1Z
DESCRIPTION
IO SYMBOL
IO8
IO8
IO8
IO8
IO8
2B
2C
1B
3D
2D
SDRAM clock enable, Block 1
SDRAM clock enable, Block 2/GIO
16
SDRAM clock enable, Block 3/GIO
17
SDRAM chip select, Block 0
SDRAM chip select, Block 1
16-bit data mode : SDRAM chip select, Block 2
32-bit data mode : Control MEMD
15
to MEMD
8
of SDRAM
Power supply (+3.3 V)
16-bit data mode : SDRAM chip select, Block 3
32-bit data mode : Control MEMD
7
to MEMD
0
of SDRAM
Ground
6
1C
MEMCS2Z
IO8
7
3E
DV
DD
–
8
1D
MEMCS3Z
IO8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
2E
4E
5E
4F
1E
2F
3F
5F
5G
4G
1F
2G
3G
6G
5H
4H
1G
3H
2H
6H
1H
5J
4J
2J
3J
6J
1J
6K
4K
2K
3K
DGND
MEMD
0
MEMD
1
MEMD
2
DV
DD2
MEMD
3
DGND
MEMD
4
MEMD
5
MEMD
6
DV
DD
MEMD
7
DGND
MEMD
8
MEMD
9
MEMD
10
MEMD
11
DGND
MEMD
12
MEMD
13
DV
DD
MEMD
14
MEMD
15
TEST1Z
DGND
MEMD
16
TEST2Z
TEST3Z
MEMD
17
MEMD
18
MEMD
19
–
IO12U
IO12U
IO12U
–
IO12U
–
IO12U
IO12U
IO12U
–
IO12U
–
IO12U
IO12U
IO12U
IO12U
–
IO12U
IO12U
–
IO12U
IO12U
IU
–
IO12U
IU
IU
IO12U
IO12U
IO12U
Data I/O for SDRAM/flash memory/external device
Internal power supply (+2.5 V)
Data I/O for SDRAM/flash memory/external device
Ground
Data I/O for SDRAM/flash memory/external device
Power supply (+3.3 V)
Data I/O for SDRAM/flash memory/external device
Ground
Data I/O for SDRAM/flash memory/external device
Ground
Data I/O for SDRAM/flash memory/external device
Power supply (+3.3 V)
Data I/O for SDRAM/flash memory/external device
Test (Must be open.)
Ground
Data I/O for SDRAM/external device/GIO
16
Test (Must be open.)
Data I/O for SDRAM/external device/GIO
17
Data I/O for SDRAM/external device/GIO
18
Data I/O for SDRAM/external device/GIO
19
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