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IDT7188S Datasheet(PDF) 4 Page - Integrated Device Technology

Part No. IDT7188S
Description  CMOS STATIC RAM 64K 16K x 4-BIT
Download  8 Pages
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Maker  IDT [Integrated Device Technology]
Homepage  http://www.idt.com
Logo IDT - Integrated Device Technology

IDT7188S Datasheet(HTML) 4 Page - Integrated Device Technology

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IDT7188S/L
CMOS Static RAM 64K (16K x 4-Bit)
Military Temperature Range
Data Retention Characteristics
(L Version Only) (VHC = VCC - 0.2V)
Low VCC Data Retention Waveform
AC Test Conditions
Figure 1. AC Test Load
Figure 2. AC Test Load
(for tHZ, tLZ, tWZ, tOHZ and tOW)
*Includes scope and jig capacitances
2989 drw 03
DATA
RETENTION
MODE
4.5V
4.5V
VDR
≥ 2V
VIH
VIH
tR
t CDR
VCC
CS
VDR
,
2989 drw 04
480
30pF*
255
DATAOUT
5V
,
2989 drw 05
480
5pF*
255
DATAOUT
5V
,
NOTES:
1. TA = +25°C.
2. tRC = Read Cycle Time.
3. This parameter is guaranteed by device characterization but is not production tested.
Typ.
(1)
VCC @
Max.
VCC @
Symbol
Parameter
Test
Condition
Min.
2.0V
3.0V
2.0V
3.0V
Unit
VDR
VCC for Data Retention
____
2.0
____
____
____
____
V
ICCDR
Data Retention Current
____
10
15
600
900
µA
tCDR
(3)
Chip Deselect to Data Retention Time
CS > VHC
VIN > VHC or
< VLC
0
____
____
____
____
ns
tR
(3)
Operation Recovery Time
tRC
(2)
____
____
____
____
ns
IILII(3)
Input Leakage Current
____
____
____
2
2
µA
2989 tbl 09
Input Pulse Levels
Input Rise/Fall Times
Input Timing Reference Levels
Output Reference Levels
AC Test Load
GND to 3.0V
5ns
1.5V
1.5V
See Figures 1 and 2
2989 tbl 10


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