參數(shù)資料
型號(hào): CY7C1049B-25VC
廠商: CYPRESS SEMICONDUCTOR CORP
元件分類: DRAM
英文描述: PROBE, THERMISTOR, NTC; Series:B572; Thermistor type:NTC; Resistance:5kR; Tolerance, resistance:+/-10%; Beta value:4300; Temperature, lower limit, beta value:25(degree C); Temperature, upper limit, beta value:85(degree C); Temp, op. RoHS Compliant: Yes
中文描述: 512K X 8 STANDARD SRAM, 25 ns, PDSO36
封裝: 0.400 INCH, SOJ-36
文件頁(yè)數(shù): 6/10頁(yè)
文件大?。?/td> 132K
代理商: CY7C1049B-25VC
CY7C1049B
Document #: 38-05169 Rev. *A
Page 6 of 10
Data Retention Waveform
Switching Waveforms
Read Cycle No. 1
[12, 13]
Read Cycle No. 2 (OE Controlled)
[13, 14]
Notes:
12. Device is continuously selected. OE, CE = V
IL
.
13. WE is HIGH for read cycle.
14. Address valid prior to or coincident with CE transition LOW.
3.0V
3.0V
t
CDR
V
DR
> 2V
DATA RETENTION MODE
t
R
CE
V
CC
PREVIOUS DATA VALID
DATA VALID
t
RC
t
AA
t
OHA
ADDRESS
DATA OUT
50%
50%
DATA VALID
t
RC
t
ACE
t
DOE
t
LZOE
t
LZCE
t
PU
HIGH IMPEDANCE
t
HZOE
t
HZCE
t
PD
HIGH
OE
CE
I
CC
I
SB
IMPEDANCE
ADDRESS
DATA OUT
V
SUPPLY
CURRENT
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
CY7C1049B-25VCT 制造商:Rochester Electronics LLC 功能描述:- Bulk
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CY7C1049BL-20VC 制造商:Cypress Semiconductor 功能描述:
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