CY14E256LA-SZ45XI Cypress Semiconductor Corp, CY14E256LA-SZ45XI Datasheet - Page 8

• Manufacturer Part Number: CY14E256LA-SZ45XI
• Description: IC NVSRAM 256KBIT 45NS 32SOIC
• Manufacturer: Cypress Semiconductor Corp
• Type: NVSRAMr

Specifications of CY14E256LA-SZ45XI

• 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: -40°C ~ 85°C
• Package / Case: *
• 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: Industrial
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• Operating Temp Range: -40C to 85C
• Pin Count: 32
• Mounting: Surface Mount
• Supply Current: 52mA
• Memory Configuration: 32K X 8
• Access Time: 45ns
• Supply Voltage Range: 4.5V To 5.5V
• Memory Case Style: SOIC
• No. Of Pins: 32
• Operating Temperature Range: -40°C To +85°C
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Maximum Ratings
Exceeding maximum ratings may shorten the useful life of the
device. These user guidelines are not tested.
Storage temperature ................................–65 °C to +150 °C
Maximum accumulated storage time:
Ambient temperature with power applied..–55 °C to +150 °C
Supply voltage on V
Voltage applied to
outputs in high Z state ..........................–0.5 V to V
Input voltage........................................... –0.5 V to Vcc+0.5 V
DC Electrical Characteristics
Over the operating range (V
V
I
I
I
I
I
I
I
V
V
V
V
V
Parameter
Notes
CC1
CC2
CC3
CC4
SB
IX
OZ
8. Typical values are at 25 °C, V
9. The HSB pin has I
Document Number: 001-54952 Rev. *F
CC
IH
IL
OH
OL
CAP
[9]
This parameter is characterized but not tested.
At 150 °C ambient temperature........................ 1000 h
At 85 °C ambient temperature...................... 20 Years
Power supply
Average V
Average V
during STORE
Average V
t
V
Average V
during AutoStore cycle
V
Input leakage current
(except HSB)
Input leakage current
(for HSB)
Off-state output
leakage current
Input HIGH voltage
Input LOW voltage
Output HIGH voltage
Output LOW voltage
Storage capacitor
RC
CC
CC
= 200 ns,
(Typ), 25 °C
standby current
Description
OUT
CC
= –2 uA for V
CC
relative to V
CC
CC
CAP
current at
current
current
CC
current
CC
= V
= 4.5 V to 5.5 V)
CC
OH
(Typ). Not 100% tested.
of 2.4 V when both active high and low drivers are disabled. When they are enabled standard V
SS
t
t
Values obtained without output loads (I
All inputs don’t care, V
Average current for duration t
All inputs cycling at CMOS levels.
Values obtained without output loads (I
All inputs don’t care. Average current for duration t
CE > (V
Standby current level after nonvolatile cycle is complete.
Inputs are static. f = 0 MHz.
V
V
V
I
I
Between V
RC
RC
OUT
OUT
........... –0.5 V to 7.0 V
CC
CC
CC
= 25 ns
= 45 ns
= Max, V
= Max, V
= Max, V
= –2 mA
= 4 mA
CC
CAP
– 0.2 V). V
CC
SS
SS
SS
pin and V
< V
+ 0.5 V
< V
< V
OUT
Test Conditions
IN
IN
IN
CC
< V
< V
< V
< 0.2 V or > (V
SS
= Max
CC
CC
CC
, 6 V rated
, CE or OE > V
STORE
Transient voltage (<20 ns) on
any pin to ground potential.................. –2.0 V to V
Package power dissipation
capability (T
Surface mount Pb soldering
temperature (3 seconds) ...........................................+260 °C
DC output current (1 output at a time, 1 s duration).....15 mA
Static discharge voltage ......................................... > 2001 V
(per MIL-STD-883, Method 3015)
Latch up current .................................................... > 200 mA
Operating Range
Industrial
Range
OUT
OUT
CC
– 0.2 V).
A
= 0 mA)
= 0 mA).
IH
= 25 °C)...................................................1.0 W
or WE < V
Ambient Temperature
STORE
–40 °C to +85 °C
IL
V
–100
Min
4.5
2.0
0.5
2.4
SS
–1
–1
61
–
–
–
–
–
–
–
Typ
5.0
35
68
–
–
–
–
–
–
–
–
–
–
–
OH
[8]
CY14E256LA
and V
4.5 V to 5.5 V
V
OL
CC
Max
180
CC
5.5
0.8
0.4
70
52
10
+1
+1
+1
V
are valid.
–
8
8
–
+ 0.5
CC
Page 8 of 19
+ 2.0 V
Unit
mA
mA
mA
mA
mA
mA
μA
μA
μA
μF
V
V
V
V
V
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