CY14E256L-SZ45XC Cypress Semiconductor Corp, CY14E256L-SZ45XC Datasheet - Page 8

• Manufacturer Part Number: CY14E256L-SZ45XC
• Description: IC NVSRAM 256KBIT 45NS 32SOIC
• Manufacturer: Cypress Semiconductor Corp
• Type: NVSRAMr

Specifications of CY14E256L-SZ45XC

• 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: 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
Notes
Document Number: 001-06968 Rev. *H
I
I
I
I
I
I
I
I
V
V
6. V
7. CE > V
CC1
CC2
CC3
CC4
SB
SB1
IX
OZ
Parameter
IH
IL
[7]
[7]
CC
reference levels throughout this data sheet refer to V
IH
does not produce standby current levels until any nonvolatile cycle in progress has timed out.
Average V
Average V
during STORE
Average V
t
Typical
Average V
during AutoStore Cycle
V
V
(Standby, Cycling TTL
Input Levels)
Input Leakage Current
Off State Output Leakage
Current
Input HIGH Voltage
Input LOW Voltage
RC
CC
CC
= 200 ns, 5V, 25°C
Standby Current
Standby Current
CC
Description
Relative to GND ..........–0.5V to 7.0V
CC
CC
CC
CAP
Current
Current
Current at
CC
Current
= 4.5V to 5.5V)
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.
t
t
t
V
V
RC
RC
RC
OUT
RC
RC
RC
CC
CC
= 25 ns
= 35 ns
= 45 ns
= 25 ns, CE > V
= 35 ns, CE > V
= 45 ns, CE > V
= Max, V
= Max, V
[6]
= 0 mA.
CC
CC
CC
CC
CC
if that is where the power supply connection is made, or V
– 0.2V). All others V
– 0.2V). All other inputs cycling.
+ 0.5V
+ 2.0V
SS
SS
< V
< V
IH
IH
IH
IN
IN
Test Conditions
< V
< V
CC
CC
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
CC
CC
Commercial
Industrial
= Max
= Max
, CE or OE > V
STORE
STORE
Range
IN
< 0.2V or > (V
A
= 25°C) ................................................... 1.0W
IH
Ambient Temperature
Commercial
Industrial
Commercial
Industrial
or WE < V
CC
-40°C to +85°C
0°C to +70°C
– 0.2V).
CAP
IL
if V
CC
is connected to ground.
V
Min
2.2
0.5
SS
-1
-5
–
CY14E256L
V
4.5V to 5.5V
4.5V to 5.5V
Max
100
1.5
CC
0.5
0.8
+1
+5
97
80
70
85
70
10
30
25
22
31
26
23
3
2
Page 8 of 19
V
+
CC
Unit
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
μA
μA
V
V
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