參數(shù)資料
型號(hào)： HYS72T256220HP-3-B
廠商： QIMONDA AG
元件分類： DRAM
英文描述： 240-Pin Registered DDR2 SDRAM Modules
中文描述： 256M X 72 DDR DRAM MODULE, 0.45 ns, DMA240
封裝： GREEN, RDIMM-240
文件頁(yè)數(shù)： 30/65頁(yè)
文件大小： 1429K
代理商： HYS72T256220HP-3-B
Internet Data Sheet
Rev. 1.1, 2007-03
03292006-EO3M-LEK7
30
HYS72T[64/128/256]xxxHP–[25F/2.5/3/3S/3.7]–B
240-Pin Registered DDR2 SDRAM
TABLE 21
Definitions for
I
DD
Self-Refresh Current
CKE
≤
0.2 V; external clock off, CK and CK at 0 V; Other control and address inputs are FLOATING, Data
bus inputs are FLOATING.
I
DD6
current values are guaranteed up to
T
CASE
of 85
°
C max.
All Bank Interleave Read Current
All banks are being interleaved at minimum
t
RC
without violating
t
RRD
using a burst length of 4. Control
and address bus inputs are STABLE during DESELECTS.
I
out
= 0 mA.
1)
V
DDQ
= 1.8 V
±
0.1 V;
V
DD
= 1.8 V
±
0.1 V
2)
I
DD
specifications are tested after the device is properly initialized and
I
DD
parameter are specified with ODT disabled.
3) Definitions for
I
DD
see
Table 21
4) For two rank modules: All active current measurements in the same
I
DD
current mode. The other rank is in
I
DD2P
Precharge Power-Down
Mode
5) For details and notes see the relevant Qimonda component data sheet
6)
I
DD1
,
I
DD4R
and
I
DD7
current measurements are defined with the outputs disabled (
I
OUT
= 0 mA). To achieve this on module level the output
buffers can be disabled using an EMRS(1) (Extended Mode Register Command) by setting A12 bit to HIGH.
I
DD6
I
DD7
6)
Parameter
Description
LOW
STABLE
FLOATING
SWITCHING
V
IN
≤
V
IL(ac).MAX
, HIGH is defined as
V
IN
≥
V
IH(ac).MIN
Inputs are stable at a HIGH or LOW level
Inputs are
V
REF
=
V
DDQ
/2
Inputs are changing between HIGH and LOW every other clock (once per 2 cycles) for address and control
signals, and inputs changing between HIGH and LOW every other data transfer (once per cycle) for DQ
signals not including mask or strobes
Parameter
Symbol Note
1)2)3)4)5)
相關(guān)PDF資料
PDF描述
HYS72T256220HP-3S-B 240-Pin Registered DDR2 SDRAM Modules
HYS72T64000HP-2.5-B 240-Pin Registered DDR2 SDRAM Modules
HYS72T64000HP-25F 240-Pin Registered DDR2 SDRAM Modules
HYS72T64000HP-25F-B 240-Pin Registered DDR2 SDRAM Modules
HYS72T64000HP-3.7-B 240-Pin Registered DDR2 SDRAM Modules
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
HYS72T256220HP-3S-A 制造商:QIMONDA 制造商全稱:QIMONDA 功能描述:240-Pin Registered DDR2 SDRAM Modules
HYS72T256220HP-3S-B 制造商:QIMONDA 制造商全稱:QIMONDA 功能描述:240-Pin Registered DDR2 SDRAM Modules
HYS72T256220HR 制造商:QIMONDA 制造商全稱:QIMONDA 功能描述:240-Pin Registered DDR2 SDRAM Modules
HYS72T256220HR-3.7-A 制造商:QIMONDA 制造商全稱:QIMONDA 功能描述:240-Pin Registered DDR2 SDRAM Modules
HYS72T256220HR-3.7-B 制造商:QIMONDA 制造商全稱:QIMONDA 功能描述:240-Pin Registered DDR2 SDRAM Modules
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