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A64S9316G-85 Schematic ( PDF Datasheet ) - AMIC Technology

Teilenummer A64S9316G-85
Beschreibung 512K X 16 Bit Low Voltage Super RAM
Hersteller AMIC Technology
Logo AMIC Technology Logo 




Gesamt 15 Seiten
A64S9316G-85 Datasheet, Funktion
A64S9316
Preliminary
512K X 16 Bit Low Voltage Super RAMTM
Document Title
512K X 16 Bit Low Voltage Super RAMTM
Revision History
Rev. No.
0.0
0.1
History
Initial issue
Add tASC, tAHC, tCEH, tWEH
Issue Date
May 16, 2002
July 31, 2002
Remark
Preliminary
PRELIMINARY (July, 2002, Version 0.1)
AMIC Technology, Inc.






A64S9316G-85 Datasheet, Funktion
A64S9316
Initialization
The A64S9316 is initialized in the power-on sequence according to the following.
1. To stabilize internal circuits, after turning on the power, a 350µs or longer wait time must precede any signal toggling.
2. After the wait time, it can be normal operation.
Power on Chart
VCC(min)
VCC
CE1
CE2
50ns
(min)
350us
Wait Time
Normal Operation
Notes: 1. Following power application, make CE2 and CE1 high level during the wait time interval.
2. After power on sequence, the normal operating CE2 must keep at high.
Power on / Depower down State Machine
Power on
CE1=V IH,
CE2=V IH
Wait 350us
Initial State
CE1=V IH,
CE2=V IH
CE1=V IL,
CE2=V IH
Active
CE1=V IH
CE2=V IH,
CE1=V IH,
CE2=V IH
CE1=V IH
CE2=V IL,
Standby
Mode
CE1=V IL,
CE2=V IH
CE1=V IH
CE2=V IL,
Power Down
Mode
Standby Mode Characteristics
Standby Mode
Standby
Power down
Memory Cell Data Hold
Valid
Invalid
Standby Supply Current (µA)
100 (ISB1)
10 (ISB2)
PRELIMINARY (July, 2002, Version 0.1)
5
AMIC Technology, Inc.

6 Page









A64S9316G-85 pdf, datenblatt
A64S9316
Timing Waveforms (continued)
Write Cycle 2-1(6)
(Chip Enable Controlled)
Address
tSKEW
CE1
tASC
HB , LB
tWC
tAW
tCW 2
tBW
tAHC
tWR3
tWC
tCEH
tASC
tAW
tCW 2
tBW
tSKEW
tAHC
tWR3
WE
Data In
Data Out
tWP
tDW
tWHZ 4
tDH
tOW
tWP
tDW
tWHZ 4
tDH
tOW
Write Cycle 2-2(6)
(Chip Enable Controlled)
Address
tSKEW
tWC
tSKEW
CE1
HB , LB
WE
Data In
Data Out
tASC
tBW tWR3
tWP
tDW
tWHZ 4
tDH
tOW
tWC
tAW
tSKEW
tAHC
tWR3
tBW
tWP
tDW
tWHZ 4
tDH
tOW
PRELIMINARY (July, 2002, Version 0.1)
11
AMIC Technology, Inc.

12 Page





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