CY7C199-45LMB Cypress Semiconductor Corp, CY7C199-45LMB Datasheet - Page 3

• Manufacturer Part Number: CY7C199-45LMB
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C199-45LMB

• Density: 256Kb
• Access Time (max): 45ns
• Sync/async: Asynchronous
• Architecture: Not Required
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 5V
• Address Bus: 15b
• Package Type: LLCC
• Operating Temp Range: -55C to 125C
• Number Of Ports: 1
• Supply Current: 150mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Military
• Mounting: Surface Mount
• Pin Count: 28
• Word Size: 8b
• Number Of Words: 32K
• Lead Free Status / RoHS Status: Not Compliant

Document #: 38-05160 Rev. *B
Capacitance
AC Test Loads and Waveforms
Data Retention Characteristics
Data Retention Waveform
Notes:
C
C
OUTPUT
4. Tested initially and after any design or process changes that may affect these parameters.
5. t
6. No input may exceed V
V
I
t
t
CCDR
CDR
R
Equivalent to:
IN
OUT
DR
[5]
R
Parameter
INCLUDING
< 3 ns for the -12 and the -15 speeds. t
V
[4]
5V
CE
CC
JIG AND
SCOPE
Parameter
30 pF
OUTPUT
[4]
R1 481Ω
V
Data Retention Current
Chip Deselect to Data Retention Time
Operation Recovery Time
(a)
THÉ VENIN EQUIVALENT
CC
CC
for Data Retention
+ 0.5V.
R2
255 Ω
Input Capacitance
Output Capacitance
167 Ω
R
Description
< 5 ns for the -20 and slower speeds.
OUTPUT
Description
INCLUDING
t
5V
CDR
[5]
3.0V
JIG AND
Over the Operating Range (L-version only)
SCOPE
1.73V
5 pF
R1 481Ω
(b)
DATA RETENTION MODE
T
V
V
CE > V
V
A
CC
R2
255Ω
CC
IN
= 25°C, f = 1 MHz,
= 5.0V
> V
= V
V
DR
CC
CC
Test Conditions
Conditions
DR
> 2V
– 0.3V,
– 0.3V or V
= 2.0V,
GND
3.0V
[6]
IN
< 0.3V
≤t
10%
r
3.0V
Min.
200
2.0
ALL INPUT PULSES
0
t
R
90%
Max.
8
8
Max.
10
CY7C199
90%
Page 3 of 11
10%
Unit
pF
pF
≤t
Unit
µA
ns
µs
r
V
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