HYS64V1000GU-50 SIEMENS [Siemens Semiconductor Group], HYS64V1000GU-50 Datasheet - Page 8
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HYS64V1000GU-50
Manufacturer Part Number
HYS64V1000GU-50
Description
3.3V 1M x 64-Bit SDRAM Module 3.3V 1M x 72-Bit SDRAM Module
Manufacturer
SIEMENS [Siemens Semiconductor Group]
Datasheet
1.HYS64V1000GU-50.pdf
(9 pages)
Serial Presence Detect
A serial presence detect storage device - E
Information about the module configuration, speed, etc. is written into the E
module production using a serial presence detect protocol ( I2C synchronous 2-wire bus)
note : *) not decided yet
Semiconductor Group
Byte#
10
11
12
13
14
15
16
17
18
19
20
0
1
2
3
4
5
6
7
8
9
Number of SPD bytes
Total bytes in Serial PD
Memory Type
Number of Row Addresses
Number of Column Addresses
Number of DIMM Banks
Module Data Width
Module Data Width (cont’d)
Module Interface Levels
SDRAM Cycle Time
SDRAM Access time from
Clock
Dimm Config (Error Det/Corr.)
Refresh Rate/Type
SDRAM Device Attributes
SDRAM Device Attributes
Burst Length supported
Number of SDRAM banks
Supported CAS Latencies
CS Latencies
WE Latencies
SDRAM Module Attributes
Description
SDRAM
norrmal
15.6 s
LVTTL
Value
10 ns
12 ns
15 ns
13 ns
Entry
11 ns
none
SPD
ECC
9 ns
128
256
12
64
72
*)
*)
*)
*)
*)
8
1
0
2
2
PROM 34C02 - is assembled onto the module.
Bit7
1
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
0
0
0
1
0
0
8
Bit6
0
0
0
0
0
0
1
1
0
0
0
1
1
0
0
1
0
0
0
0
0
1
HYS64(72)V1000GS-10/-12/-15
Bit5
0
0
0
0
0
0
0
0
0
0
1
0
1
0
1
0
0
0
0
0
0
1
1M x 64/72 SDRAM-Module
Bit4
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
0
0
1
Bit3
0
1
0
1
1
0
0
1
0
0
0
0
0
0
0
0
0
0
0
1
0
1
2
Bit2
PROM device during
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
Bit1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
1
Bit0
0
0
0
0
0
1
0
0
0
1
0
0
0
0
0
0
0
0
0
1
0
1
Hex
0C
A0
C0
B0
D0
80
08
04
08
01
40
48
00
01
F0
90
00
02
00
01