61298SA15Y IDT, Integrated Device Technology Inc, 61298SA15Y Datasheet - Page 5

• Manufacturer Part Number: 61298SA15Y
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of 61298SA15Y

• Density: 256Kb
• Access Time (max): 15ns
• Sync/async: Asynchronous
• Architecture: Not Required
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 5V
• Address Bus: 16b
• Package Type: SOJ
• Operating Temp Range: 0C to 70C
• Number Of Ports: 1
• Supply Current: 140mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 28
• Word Size: 4b
• Number Of Words: 64K
• Lead Free Status / Rohs Status: Not Compliant

Timing Waveform of Read Cycle No. 1
DATA
Timing Waveform of Read Cycle No. 2
DATA
Timing Waveform of Read Cycle No. 3
CURRENT
NOTES:
1. WE is HIGH for Read cycle.
2. Device is continuously selected, CS is LOW.
3. Address valid prior to or coincident with CS transition LOW.
4. OE is LOW.
5. Transition is measured ±200mV from steady state.
ADDRESS
ADDRESS
SUPPLY
IDT61298SA
CMOS Static RAM 256K (64K x 4-Bit)
OUT
OUT
DATA
V
CS
OE
CC
OUT
I
I
CS
CC
SB
t
OH
t
t
t
t
CLZ
AA
AA
PU
(5)
t
t
t
CLZ
OLZ
ACS
(5)
(5)
t
t
ACS
t
t
OE
RC
RC
6.42
5
(1)
(1,2,4)
(1,3,4)
DATA VALID
DATA VALID
DATA VALID
Commercial Temperature Range
t
t
CHZ
t
t
OHZ
t
OH
OH
PD
t
CHZ
(5)
(5)
(5)
2971 drw 05
2971 drw 06
2971 drw 07
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,
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