MB82DBS08164C-70L Datasheet, PDF (8/58 Pages) Fujitsu Component Limited. – 128 M Bit (8 M word×16 bit) Mobile Phone Application Specific Memory

MB82DBS08164C-70L
• CR Key Table
CR Key 0
CR Key 0 should be set at 4th cycle of the CR Set or Verify sequence.
Pin Name
Register
Name
Function
Key
Description
DQ0
CRSV
CR Set/Verify
0
CR Verify
1
CR Set
DQ7 to DQ1
⎯
⎯
1
Reserved for future use
DQ15 to DQ8
⎯
⎯
1
Unused bits must be 1
Note
*1
*2
CR Key 1
CR Key 1 should be set or read at 5th cycle of the CR Set or Verify sequence.
Pin Name
Register
Name
Function
Key
Description
00
32M-bit Partial
DQ1, DQ0
PS
Partial Size
01
16M-bit Partial
10
64M-bit Partial
11
Sleep [Default]
000, 001 Reserved for future use
010 8 words
DQ4 to DQ2
BL
Burst Length
011 16 words
100 to 110 Reserved for future use
111 Continuous
DQ5
M
Mode
0
Synchronous Mode
(Burst Read/Write)
1
Asynchronous Mode [Default]
(Random Read/Write)
00
+
DQ7, DQ6
DS
Driver Size
01
Reserved for future use
10
−
11
Center [Default]
DQ15 to DQ8
⎯
⎯
1
Unused bits must be 1
Note
*3
*3
*3
*3
*1
*1
*4
*5
*1
*2
8