LR38666Y 查看數據表（PDF） - Sharp Electronics
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产品描述 (功能)
比赛名单
LR38666Y Datasheet PDF : 38 Pages
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LR38666Y
PIN DESCRIPTION
PIN NO. COORDINATE SYMBOL
1
2B
MEMCKE1
2
2C
MEMCKE2
3
1B
MEMCKE3
4
3D MEMCS0Z
5
2D MEMCS1Z
6
1C MEMCS2Z
7
3E
DVDD
8
1D MEMCS3Z
9
2E DGND
10
4E
MEMD0
11
5E
MEMD1
12
4F
MEMD2
13
1E
DVDD2
14
2F
MEMD3
15
3F DGND
16
5F
MEMD4
17
5G
MEMD5
18
4G
MEMD6
19
1F
DVDD
20
2G
MEMD7
21
3G DGND
22
6G
MEMD8
23
5H
MEMD9
24
4H
MEMD10
25
1G
MEMD11
26
3H DGND
27
2H
MEMD12
28
6H
MEMD13
29
1H
DVDD
30
5J
MEMD14
31
4J
MEMD15
32
2J
TEST1Z
33
3J
DGND
34
6J
MEMD16
35
1J
TEST2Z
36
6K TEST3Z
37
4K
MEMD17
38
2K
MEMD18
39
3K
MEMD19
IO SYMBOL
DESCRIPTION
IO8 SDRAM clock enable, Block 1
IO8 SDRAM clock enable, Block 2/GIO16
IO8 SDRAM clock enable, Block 3/GIO17
IO8 SDRAM chip select, Block 0
IO8 SDRAM chip select, Block 1
16-bit data mode : SDRAM chip select, Block 2
IO8
32-bit data mode : Control MEMD15 to MEMD8 of SDRAM
–
Power supply (+3.3 V)
16-bit data mode : SDRAM chip select, Block 3
IO8
32-bit data mode : Control MEMD7 to MEMD0 of SDRAM
–
Ground
IO12U
IO12U Data I/O for SDRAM/flash memory/external device
IO12U
–
Internal power supply (+2.5 V)
IO12U Data I/O for SDRAM/flash memory/external device
–
Ground
IO12U
IO12U Data I/O for SDRAM/flash memory/external device
IO12U
–
Power supply (+3.3 V)
IO12U Data I/O for SDRAM/flash memory/external device
–
Ground
IO12U
IO12U
Data I/O for SDRAM/flash memory/external device
IO12U
IO12U
–
Ground
IO12U
Data I/O for SDRAM/flash memory/external device
IO12U
–
Power supply (+3.3 V)
IO12U
Data I/O for SDRAM/flash memory/external device
IO12U
IU
Test (Must be open.)
–
Ground
IO12U Data I/O for SDRAM/external device/GIO16
IU
Test (Must be open.)
IU
IO12U Data I/O for SDRAM/external device/GIO17
IO12U Data I/O for SDRAM/external device/GIO18
IO12U Data I/O for SDRAM/external device/GIO19
4
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