STK14C88-NF45 Cypress Semiconductor Corp, STK14C88-NF45 Datasheet - Page 12
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STK14C88-NF45
Manufacturer Part Number
STK14C88-NF45
Description
IC NVSRAM 256KBIT 45NS 32SOIC
Manufacturer
Cypress Semiconductor Corp
Type
NVSRAMr
Specifications of STK14C88-NF45
Format - Memory
RAM
Memory Type
NVSRAM (Non-Volatile SRAM)
Memory Size
256K (32K x 8)
Speed
45ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
0°C ~ 70°C
Package / Case
32-SOIC (7.5mm Width)
Word Size
8b
Organization
32Kx8
Density
256Kb
Interface Type
Parallel
Access Time (max)
45ns
Operating Supply Voltage (typ)
5V
Package Type
SOIC
Operating Temperature Classification
Commercial
Operating Supply Voltage (max)
5.5V
Operating Supply Voltage (min)
4.5V
Operating Temp Range
0C to 70C
Pin Count
32
Mounting
Surface Mount
Supply Current
70mA
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
STK14C88-NF45
Manufacturer:
SIMTER
Quantity:
20 000
Company:
Part Number:
STK14C88-NF45I
Manufacturer:
SIMTEK
Quantity:
5 947
Part Number:
STK14C88-NF45I
Manufacturer:
SIMTEK
Quantity:
20 000
Company:
Part Number:
STK14C88-NF45ITR
Manufacturer:
SIMTEK
Quantity:
7 145
Notes
AutoStore or Power Up RECALL
Switching Waveforms
Document Number: 001-50592 Rev. *B
t
t
t
V
V
t
15. t
16. CE and OE low and WE high for output behavior.
17. HSB is asserted low for 1us when V
HRECALL
STORE
VSBL
DELAY
RESET
SWITCH
store will take place.
HRECALL
Parameter
[16]
[16]
[16, 17]
[15]
starts from the time V
WE
t
t
t
RESTORE
HLHZ
BLQZ
CC
Alt
rises above V
CAP
drops through V
Power up RECALL Duration
STORE Cycle Duration
Low Voltage Trigger (V
Low Voltage Reset Level
Low Voltage Trigger Level
Time Allowed to Complete SRAM Cycle
SWITCH
Figure 11. AutoStore/Power Up RECALL
.
SWITCH
. If an SRAM WRITE has not taken place since the last nonvolatile cycle, HSB will be released and no
Description
SWITCH
) to HSB low
Min
2.7
1
STK14C88-3
Max
2.95
550
300
2.4
10
STK14C88-3
Page 12 of 17
Unit
ms
μs
ns
μs
V
V
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