CY7C008V-20AC Cypress Semiconductor Corp, CY7C008V-20AC Datasheet - Page 7
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CY7C008V-20AC
Manufacturer Part Number
CY7C008V-20AC
Description
Manufacturer
Cypress Semiconductor Corp
Datasheets
1.CY7C008V-20AC.pdf
(18 pages)
2.CY7C008V-20AC.pdf
(18 pages)
3.CY7C008V-20AC.pdf
(18 pages)
4.CY7C008V-20AC.pdf
(18 pages)
Specifications of CY7C008V-20AC
Density
512Kb
Access Time (max)
20ns
Operating Supply Voltage (typ)
5V
Package Type
TQFP
Operating Temp Range
0C to 70C
Supply Current
265mA
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (max)
5.5V
Operating Temperature Classification
Commercial
Mounting
Surface Mount
Pin Count
100
Word Size
8b
Lead Free Status / Rohs Status
Not Compliant
Switching Characteristics
Data Retention Mode
The CY7C008V/009V and CY7018V/019V are designed with
battery backup in mind. Data retention voltage and supply cur-
rent are guaranteed over temperature. The following rules en-
sure data retention:
Note:
Document #: 38-06044 Rev. *B
18. CE = V
1. Chip enable (CE) must be held HIGH during data retention, with-
2. CE must be kept between V
3. The RAM can begin operation >t
t
t
t
t
t
t
INS
INR
SOP
SWRD
SPS
SAA
INTERRUPT TIMING
SEMAPHORE TIMING
in V
during the power-up and power-down transitions.
minimum operating voltage (3.0 volts).
Parameter
CC
CC
to V
, V
CC
in
= GND to V
– 0.2V.
INT Set Time
INT Reset Time
SEM Flag Update Pulse (OE or SEM)
SEM Flag Write to Read Time
SEM Flag Contention Window
SEM Address Access Time
CC
[16]
, T
A
= 25°C. This parameter is guaranteed but not tested.
CC
Description
– 0.2V and 70% of V
Over the Operating Range
RC
after V
CC
reaches the
CC
[10]
(continued)
Min.
10
5
5
Timing
V
CE
ICC
CC
-15
Parameter
DR1
Max.
15
15
15
CY7C008V/009V
CY7C018V/019V
Min.
10
5
5
3.0V
@ VCC
Data Retention Mode
Test Conditions
V
-20
CC
V
Max.
to V
CC
20
20
20
DR
CC
2.0V
= 2V
– 0.2V
CY7C008V/009V
CY7C018V/019V
Min.
12
5
5
[18]
3.0V
-25
Max.
Max.
20
20
25
50
V
Page 7 of 18
t
IH
RC
Unit
Unit
ns
ns
ns
ns
ns
ns
A