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A62S7308BX-55S Schematic ( PDF Datasheet ) - AMIC Technology

Teilenummer A62S7308BX-55S
Beschreibung 128K X 8 BIT LOW VOLTAGE CMOS SRAM
Hersteller AMIC Technology
Logo AMIC Technology Logo 




Gesamt 17 Seiten
A62S7308BX-55S Datasheet, Funktion
A62S7308B Series
Preliminary
128K X 8 BIT LOW VOLTAGE CMOS SRAM
Document Title
128K X 8 BIT LOW VOLTAGE CMOS SRAM
Revision History
Rev. No.
0.0
0.1
0.2
History
Initial issue
Change max. power supply voltage from 3.3V to 3.6V
Change min. VIH from 2.2V to 2.4V
Add feature “Interfaces directly with 3.3V typ. logic chip”
Remove A62S7308B-10S/SI part
Add A62S7308B-55S/SI part
Change Input Pulse Levels from 0.4V~2.4V to 0V~3.0V in AC Test
Conditions table
Issue Date
September 5, 2000
October 12, 2000
March 9, 2001
Remark
Preliminary
PRELIMINARY (March, 2001, Version 0.2)
AMIC Technology, Inc.






A62S7308BX-55S Datasheet, Funktion
A62S7308B Series
AC Characteristics (TA = 0°C to + 70°C or -25°C to 85°C)
Symbol
Parameter
Read Cycle
tRC Read Cycle Time
tAA Address Access Time
tACE1
tACE2
Chip Enable Access Time
tOE Output Enable to Output Valid
tCLZ1
tCLZ2
Chip Enable to Output in Low Z
tOLZ Output Enable to Output in Low Z
tCHZ1
tCHZ2
Chip Disable to Output in High Z
tOHZ Output Disable to Output in High Z
tOH Output Hold from Address Change
Write Cycle
tWC Write Cycle Time
tCW Chip Enable to End of Write
tAS Address Setup Time
tAW Address Valid to End of Write
tWP Write Pulse Width
tWR Write Recovery Time
tWHZ Write to Output in High Z
tDW Data to Write Time Overlap
tDH Data Hold from Write Time
tOW Output Active from End of Write
CE1
CE2
CE1
CE2
CE1
CE2
A62S7308B-55S/SI A62S7308B-70S/SI
(VCC = 3.0V to 3.6V) (VCC = 2.7V to 3.6V)
Unit
Min.
Max.
Min.
Max.
55 - 70 - ns
- 55 - 70 ns
- 55 - 70 ns
- 55 - 70 ns
- 30 - 35 ns
10 - 10 - ns
10 - 10 - ns
10 - 5 - ns
0 20 0 25 ns
0 20 0 25 ns
0 20 0 25 ns
5 - 10 - ns
55 - 70 - ns
50 - 60 - ns
0 - 0 - ns
50 - 60 - ns
40 - 50 - ns
0 - 0 - ns
0 25 0 30 ns
25 - 30 - ns
0 - 0 - ns
5 - 5 - ns
Notes: tCHZ1, tCHZ2, tOHZ and tWHZ are defined as the time at which the outputs achieve the open circuit condition and are
not referred to output voltage levels.
PRELIMINARY
(March, 2001, Version 0.2)
5
AMIC Technology, Inc.

6 Page









A62S7308BX-55S pdf, datenblatt
Low VCC Data Retention Waveform (1) ( CE1 Controlled)
VCC
CE1
2.7V
tCDR
VIH
DATA RETENTION MODE
VDR 2V
CE1 VDR - 0.2V
Low VCC Data Retention Waveform (2) (CE2 Controlled)
VCC
CE2
2.7V
tCDR
VIL
DATA RETENTION MODE
VDR 2V
CE2 0.2V
A62S7308B Series
2.7V
tR
VIH
2.7V
tR
VIL
PRELIMINARY
(March, 2001, Version 0.2)
11
AMIC Technology, Inc.

12 Page





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