參數(shù)資料
型號(hào): IDT70T3539MS133BCI
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: DRAM
英文描述: HIGH-SPEED 2.5V 512K x 36 SYNCHRONOUS DUAL-PORT STATIC RAM WITH 3.3V OR 2.5V INTERFACE
中文描述: 512K X 36 DUAL-PORT SRAM, 15 ns, PBGA256
封裝: BGA-256
文件頁數(shù): 16/26頁
文件大?。?/td> 421K
代理商: IDT70T3539MS133BCI
6.42
IDT70T3539M Preliminary
High-Speed 2.5V 512K x 36 Dual-Port Synchronous Static RAM Industrial and Commercial Temperature Ranges
Timing Waveform of Pipelined Read with Address Counter Advance
(1)
ADDRESS
An
CLK
DATA
OUT
Qx - 1
(2)
Qx
Qn
Qn + 2
(2)
Qn + 3
ADS
CNTEN
t
CYC2
t
CH2
t
CL2
5678 drw 15
t
SA
t
HA
t
SAD
t
HAD
t
CD2
t
DC
READ
EXTERNAL
ADDRESS
READ WITH COUNTER
COUNTER
HOLD
t
SAD
t
HAD
t
SCN
t
HCN
READ
WITH
COUNTER
Qn + 1
,
NOTES:
1.
CE
0
,
OE
,
BE
n = V
IL
; CE
1
, R/
W
, and
REPEAT
= V
IH
.
2. If there is no address change via
ADS
= V
IL
(loading a new address) or
CNTEN
= V
IL
(advancing the address), i.e.
ADS
= V
IH
and
CNTEN
= V
IH
, then
the data output remains constant for subsequent clocks.
Timing Waveform of Flow-Through Read with Address Counter Advance
(1)
ADDRESS
An
CLK
DATA
OUT
Qx
(2)
Qn
Qn + 1
Qn + 2
Qn + 3
(2)
Qn + 4
ADS
CNTEN
t
CYC1
t
CH1
t
CL1
5678 drw 16
t
SA
t
HA
t
SAD
t
HAD
READ
EXTERNAL
ADDRESS
READ WITH COUNTER
COUNTER
HOLD
t
CD1
t
DC
t
SAD
t
HAD
t
SCN
t
HCN
READ
WITH
COUNTER
,
相關(guān)PDF資料
PDF描述
IDT70T3539MS166BC HIGH-SPEED 2.5V 512K x 36 SYNCHRONOUS DUAL-PORT STATIC RAM WITH 3.3V OR 2.5V INTERFACE
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