mc-4516cb647xfa-a75 Elpida Memory, Inc., mc-4516cb647xfa-a75 Datasheet - Page 10

• Manufacturer Part Number: mc-4516cb647xfa-a75
• Description: 16m-word By 64-bit Synchronous Dynamic Ram Module
• Manufacturer: Elpida Memory, Inc.

Byte No.
25-26
36-61
Serial PD
10
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
27
28
29
30
31
32
33
34
35
62
63
64
0
1
2
3
4
5
6
7
8
9
Defines the number of bytes written into
serial PD memory
Total number of bytes of serial PD memory
Fundamental memory type
Number of rows
Number of columns
Number of banks
Data width
Data width (continued)
Voltage interface
CL = 3 Cycle time
CL = 3 Access time
DIMM configuration type
Refresh rate/type
SDRAM width
Error checking SDRAM width
Minimum clock delay
Burst length supported
Number of banks on each SDRAM
/CAS latency supported
/CS latency supported
/WE latency supported
SDRAM module attributes
SDRAM device attributes : General
CL = 2 Cycle time
CL = 2 Access time
t
t
t
t
Module bank density
Command and address signal input setup
time
Command and address signal input
hold time
Data signal input setup time
Data signal input hold time
SPD revision
Checksum for bytes 0 - 62
Manufacture’s JEDEC ID code
RP(MIN.)
RRD(MIN.)
RCD(MIN.)
RAS(MIN.)
Function Described
Data Sheet E0232N20 (Ver. 2.0)
0CH
0AH
0EH
2DH
AFH
80H
08H
04H
01H
40H
00H
01H
75H
54H
00H
80H
08H
00H
01H
8FH
04H
06H
01H
01H
00H
A0H
60H
00H
14H
0FH
14H
20H
15H
08H
15H
08H
00H
12H
10H
Hex
Bit 7
1
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
Bit 6
0
0
0
0
0
0
1
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Bit 5
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
1
1
0
0
0
0
0
0
1
0
Bit 4
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
0
1
0
1
0
0
1
0
1
Bit 3
0
1
0
1
1
0
0
0
0
0
0
0
0
1
0
0
1
0
0
0
0
0
1
0
0
0
0
1
0
1
0
0
1
0
1
0
0
1
0
Bit 2
0
0
1
1
0
0
0
0
0
1
1
0
0
0
0
0
1
1
1
0
0
0
1
0
0
0
1
1
1
1
0
1
0
1
0
0
0
1
0
MC-4516CB647XFA
Bit 1
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
1
0
1
0
0
0
1
0
0
0
1
0
0
0
0
0
0
0
0
1
1
0
0
0
Bit 0
0
0
0
0
0
1
0
0
1
1
0
0
0
0
0
1
1
0
0
1
1
0
0
0
0
0
0
1
0
1
0
1
0
1
0
0
0
1
0
10 ns
6 ns
20 ns
15 ns
20 ns
1.5 ns
0.8 ns
1.5 ns
0.8 ns
1.2
NEC
128 bytes
256 bytes
SDRAM
12 rows
10 columns
1 bank
64 bits
0
LVTTL
7.5 ns
5.4 ns
None
Normal
None
1 clock
1, 2, 4, 8, F
4 banks
2, 3
0
0
45 ns
128M bytes
8
Notes
(1/2)