參數(shù)資料
型號: 7134SA35PB
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: SRAM
英文描述: 4K X 8 DUAL-PORT SRAM, 35 ns, PDIP48
封裝: PLASTIC, DIP-48
文件頁數(shù): 7/11頁
文件大?。?/td> 108K
代理商: 7134SA35PB
5
IDT7134SA/LA
High-Speed 4K x 8 Dual-Port Static SRAM
Military, Industrial and Commercial Temperature Ranges
VCC
CE
DATARETENTION MODE
4.5V
VDR
≥ 2V
VDR
VIH
tCDR
tR
2720 drw 05
Data Retention Characteristics Over All Temperature Ranges
(LA Version Only) VLC = 0.2V, VHC = VCC - 0.2V
Data Retention Waveform
AC Test Conditions
Figure 1. AC Output Test Load
Figure 2. Output Test Load
(for tLZ, tHZ, tWZ, tOW)
*Including scope and jig
+5V
1250
30pF
775
DATAOUT
2720 drw 06 ,
+5V
1250
5pF *
775
DATAOUT
2720 drw 07
,
NOTES:
1. VCC = 2V, TA = +25°C, and are not production tested.
2. tRC = Read Cycle Time.
3. This parameter is guaranteed by device characterization, but not production tested.
Input Pulse Levels
Input Rise/Fall Times
Input Timing Reference Levels
Output Reference Levels
Output Load
GND to 3.0V
5ns
1.5V
Figures 1 and 2
2720 tbl 08
Symbol
Parameter
Test Condition
Min.
Typ.
(1)
Max.
Unit
VDR
VCC for Data Retention
VCC = 2V
2.0
___
V
ICCDR
Data Retention Current
CE > VHC
VIN > VHC or < VLC
MIL. & IND.
___
100
4000
A
COM'L.
___
100
1500
tCDR(3)
Chip Dese lect to Data Retention Time
0
___
ns
tR(3)
Operation Recovery Time
tRC(2)
___
ns
2720 tbl 07
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