HYS6472V16200GU SIEMENS [Siemens Semiconductor Group], HYS6472V16200GU Datasheet - Page 12

• Manufacturer Part Number: HYS6472V16200GU
• Description: 3.3 V 16M x 64/72-Bit SDRAM Modules 3.3 V 32M x 64/72-Bit SDRAM Modules 3.3 V 64M x 64/72-Bit SDRAM Modules
• Manufacturer: SIEMENS [Siemens Semiconductor Group]

A serial presence detect storage device - E
about the module configuration, speed, etc. is written into the E
production using a serial presence detect protocol (I
SPD-Table for 256MBit SDRAM based PC100 Modules
Byte# Description
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
Semiconductor Group
Number of SPD bytes
Total bytes in Serial PD
Memory Type
Number of Row
Addresses
(without BS bits)
Number of Column
Addresses (for 32M 8
SDRAMs)
Number of DIMM Banks
Module Data Width
Module Data Width
(cont’d)
Module Interface Levels
SDRAM Cycle Time at
CL = 3
SDRAM Access time
from Clock at CL = 3
Dimm Configuration
Refresh Rate/Type
SDRAM width, Primary
Error Checking SDRAM
data width
Minimum clock delay for
back-to-back random
column address
Burst Length supported
Number of SDRAM
banks
SPD Entry
Value
128
256
SDRAM
13
10
1
64/72
0
LVTTL
10.0 ns
6.0 ns
none / ECC
Self-Refresh,
7.8 s
x8
n/a/x8
t
1, 2, 4, 8 & full
page
4
CCD
= 1 CLK
2
PROM - is assembled onto the module. Information
12
HYS 64(72)V16200/3222(0)0/64220GU
2
C synchronous 2-wire bus).
32M 64
one bank
-8
80
08
04
0D
0A
01
40
00
01
A0
60
00
82
08
00
01
8F
04
32M 64
one bank
-8B
80
08
04
0D
0A
01
40
00
01
A0
60
00
82
08
00
01
8F
04
2
PROM device during module
Hex
SDRAM Modules
32M 72
one bank
-8
80
08
04
0D
0A
01
48
00
01
A0
60
02
82
08
08
01
8F
04
1998-08-01
32M 72
one bank
-8B
80
08
04
0D
0A
01
48
00
01
A0
60
02
82
08
08
01
8F
04