參數(shù)資料
型號: 70T631S12DDGI
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: SRAM
英文描述: 256K X 18 DUAL-PORT SRAM, 12 ns, PQFP144
封裝: 20 X 20 MM, 1.40 MM HIEGHT, GREEN, TQFP-144
文件頁數(shù): 2/27頁
文件大小: 220K
代理商: 70T631S12DDGI
IDT70T633/1S
High-Speed 2.5V 512/256K x 18 Asynchronous Dual-Port Static RAM
Industrial and Commercial Temperature Ranges
10
AC Test Conditions (VDDQ = 3.3V/2.5V)
Figure 1. AC Output Test load.
Input Pulse Levels
Input Rise/Fall Times
Input Timing Reference Levels
Output Reference Levels
Output Load
GND to 3.0V / GND to 2.5V
2ns Max.
1.5V/1.25V
Figure 1
5670 tbl 11
1.5V/1.25
50
50
5670 drw 03
10pF
(Tester)
DATAOUT
,
5670 drw 04
20
40
60
80
100
120
140
0
160
0
0.5
1
1.5
2
2.5
3
3.5
4
Capacitance (pF) from AC Test Load
tAA/tACE
(Typical, ns)
Figure 3. Typical Output Derating (Lumped Capacitive Load).
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