CY14B256L-SZ45XIT Cypress Semiconductor Corp, CY14B256L-SZ45XIT Datasheet - Page 8

• Manufacturer Part Number: CY14B256L-SZ45XIT
• Description: IC NVSRAM 256KBIT 45NS 32SOIC
• Manufacturer: Cypress Semiconductor Corp
• Type: NVSRAMr

Specifications of CY14B256L-SZ45XIT

• Format - Memory: RAM
• Memory Type: NVSRAM (Non-Volatile SRAM)
• Memory Size: 256K (32K x 8)
• Speed: 45ns
• Interface: Parallel
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°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): 3.3V
• Package Type: SOIC
• Operating Temperature Classification: Industrial
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 2.7V
• Operating Temp Range: -40C to 85C
• Pin Count: 32
• Mounting: Surface Mount
• Supply Current: 55mA
• 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
Ambient Temperature with
Power Applied ............................................ –55°C to +125°C
Supply Voltage on V
Voltage Applied to Outputs
in High Z State ....................................... –0.5V to V
Input Voltage...........................................–0.5V to Vcc + 0.5V
Transient Voltage (<20 ns) on
Any Pin to Ground Potential .................. –2.0V to V
DC Electrical Characteristics
Over the operating range (V
Data Retention and Endurance
Note
Document Number: 001-06422 Rev. *I
I
I
I
I
I
I
I
V
V
V
V
V
DATA
NV
4. The HSB pin has I
Parameter
Parameter
CC1
CC2
CC3
CC4
SB
IX
OZ
IH
IL
OH
OL
CAP
C
R
Average V
Average V
during STORE
Average V
t
Typical
Average V
during AutoStore Cycle
V
Input Leakage Current
Off State Output
Leakage Current
Input HIGH Voltage
Input LOW Voltage
Output HIGH Voltage
Output LOW Voltage
Storage Capacitor
Data Retention at 55°C
Nonvolatile STORE Operations
RC
CC
= 200 ns, 5V, 25°C
OUT
Standby Current
Description
CC
= –10 μA for V
Relative to GND ..........–0.5V to 4.1V
CC
CC
CC
CAP
Current
Current
Current at
CC
Current
= 2.7V to 3.6V)
OH
of 2.4 V. This parameter is characterized but not tested.
t
t
t
Dependent on output loading and cycle rate.
Values obtained without output loads.
I
All Inputs Do Not Care, V
Average current for duration t
WE > (V
Dependent on output loading and cycle rate. Values obtained
without output loads.
All Inputs Do Not Care, V
Average current for duration t
CE > (V
Standby current level after nonvolatile cycle is complete.
Inputs are static. f = 0 MHz.
V
V
I
I
Between V
RC
RC
RC
OUT
OUT
OUT
CC
CC
= 25 ns
= 35 ns
= 45 ns
= Max, V
= Max, V
= 0 mA.
= –2 mA
= 4 mA
CC
[4]
CC
CAP
– 0.2V). All others V
– 0.2V). All other inputs cycling.
CC
CC
Description
SS
SS
+ 0.5V
+ 2.0V
pin and Vss, 6V rated.
< V
< V
IN
IN
< V
< V
Test Conditions
CC
CC
CC
CC
= Max
= Max
, CE or OE > V
Package Power Dissipation
Capability (T
Surface Mount Lead Soldering
Temperature (3 Seconds) .......................................... +260°C
DC output Current (1 output at a time, 1s duration) .... 15 mA
Static Discharge Voltage.......................................... > 2001V
(MIL-STD-883, Method 3015)
Latch Up Current ................................................... > 200 mA
Operating Range
STORE
STORE
Commercial
Industrial
IN
< 0.2V or > (V
Range
A
IH
= 25°C) ................................................... 1.0W
or WE < V
Commercial
Industrial
Ambient Temperature
CC
– 0.2V).
-40°C to +85°C
0°C to +70°C
IL
V
SS
Min
2.0
2.4
17
-1
-1
– 0.5
Min
200
20
CY14B256L
2.7V to 3.6V
2.7V to 3.6V
V
Max
120
0.5
0.8
0.4
CC
65
55
50
70
60
55
10
+1
+1
3
3
3
Page 8 of 19
V
CC
+
Years
Unit
K
Unit
mA
mA
mA
mA
mA
mA
mA
mA
mA
μA
μA
uF
V
V
V
V
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