Cypress CY7C2563KV18 Computer Hardware User Manual


 
PRELIMINARY
CY7C2561KV18, CY7C2576KV18
CY7C2563KV18, CY7C2565KV18
Document Number: 001-15887 Rev. *E Page 21 of 29
Maximum Ratings
Exceeding maximum ratings may impair 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
DD
Relative to GND........–0.5V to +2.9V
Supply Voltage on V
DDQ
Relative to GND.......–0.5V to +V
DD
DC Applied to Outputs in High-Z ........–0.5V to V
DDQ
+ 0.3V
DC Input Voltage
[15]
..............................–0.5V to V
DD
+ 0.3V
Current into Outputs (LOW) ........................................ 20 mA
Static Discharge Voltage (MIL-STD-883, M. 3015).. > 2001V
Latch-up Current ................................................... > 200 mA
Operating Range
Range
Ambient
Temperature (T
A
) V
DD
[19]
V
DDQ
[19]
Commercial 0°C to +70°C 1.8 ± 0.1V 1.4V to
V
DD
Industrial –40°C to +85°C
Electrical Characteristics
DC Electrical Characteristics
Over the Operating Range
[16]
Parameter Description Test Conditions Min Typ Max Unit
V
DD
Power Supply Voltage 1.7 1.8 1.9 V
V
DDQ
IO Supply Voltage 1.4 1.5 V
DD
V
V
OH
Output HIGH Voltage Note 20 V
DDQ
/2 – 0.12 V
DDQ
/2 + 0.12 V
V
OL
Output LOW Voltage Note 21 V
DDQ
/2 – 0.12 V
DDQ
/2 + 0.12 V
V
OH(LOW)
Output HIGH Voltage I
OH
=0.1 mA, Nominal Impedance V
DDQ
– 0.2 V
DDQ
V
V
OL(LOW)
Output LOW Voltage I
OL
= 0.1 mA, Nominal Impedance V
SS
0.2 V
V
IH
Input HIGH Voltage V
REF
+ 0.1 V
DDQ
+ 0.15 V
V
IL
Input LOW Voltage –0.15 V
REF
– 0.1 V
I
X
Input Leakage Current GND V
I
V
DDQ
2 2 μA
I
OZ
Output Leakage Current GND V
I
V
DDQ,
Output Disabled 2 2 μA
V
REF
Input Reference Voltage
[22]
Typical Value = 0.75V 0.68 0.75 0.95 V
I
DD
[23]
V
DD
Operating Supply V
DD
= Max,
I
OUT
= 0 mA,
f = f
MAX
= 1/t
CYC
550 MHz (x8) 900 mA
(x9) 900
(x18) 920
(x36) 1310
500 MHz (x8) 830 mA
(x9) 830
(x18) 850
(x36) 1210
450 MHz (x8) 760 mA
(x9) 760
(x18) 780
(x36) 1100
400 MHz (x8) 690 mA
(x9) 690
(x18) 710
(x36) 1000
Notes
19.Power up: Assumes a linear ramp from 0V to V
DD
(min) within 200 ms. During this time V
IH
< V
DD
and V
DDQ
< V
DD
.
20.Output are impedance controlled. I
OH
= (V
DDQ
/2)/(RQ/5) for values of 175 ohms <= RQ <= 350 ohms.
21.Output are impedance controlled. I
OL
= (V
DDQ
/2)/(RQ/5) for values of 175 ohms <= RQ <= 350 ohms.
22.V
REF
(min) = 0.68V or 0.46V
DDQ
, whichever is larger, V
REF
(max) = 0.95V or 0.54V
DDQ
, whichever is smaller.
23.The operation current is calculated with 50% read cycle and 50% write cycle.
[+] Feedback