參數(shù)資料
型號: HYS72T512020HR
廠商: QIMONDA
英文描述: 240-Pin Registered-DDR2-SDRAM Modules
中文描述: 240針注冊-的DDR2 - SDRAM模組
文件頁數(shù): 21/37頁
文件大?。?/td> 892K
代理商: HYS72T512020HR
Internet Data Sheet
Rev. 1.11, 2006-09
03062006-TZ8J-GNDA
23
HYS72T512020HR–[3.7/5]–A
Registered DDR2 SDRAM Modules
TABLE 15
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. RESET is LOW.
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) IDD specifications are tested after the device is properly initialized and IDD parameter are specified with ODT disabled.
3) Definitions for
I
DD
see
Table 15
4)
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.
5) For two rank modules: for all active current measurements the other rank is in Precharge Power-Down Mode
I
DD2P
6) RESET signal is HIGH for all currents, except for
I
DD6
(Self Refresh)
7) All current measurements includes Register and PLL current consumption
8) For details and notes see the relevant QIMONDA component data sheet
I
DD6
I
DD7
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)6)7)8)
相關PDF資料
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HYS72T512020HR-3.7-A 240-Pin Registered-DDR2-SDRAM Modules
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