Cypress CY7C1346H Computer Hardware User Manual


 
CY7C1346H
Document #: 38-05672 Rev. *B Page 8 of 16
Maximum Ratings
(Above which the useful life may be impaired. For user guide-
lines, 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 +4.6V
Supply Voltage on V
DDQ
Relative to GND ......–0.5V to +V
DD
DC Voltage Applied to Outputs
in Tri-State........................................... –0.5V to V
DDQ
+ 0.5V
DC Input Voltage ...................................–0.5V to V
DD
+ 0.5V
Current into Outputs (LOW)......................................... 20 mA
Static Discharge Voltage........................................... >2001V
(per MIL-STD-883, Method 3015)
Latch-up Current..................................................... >200 mA
Operating Range
Range
Ambient
Temperature V
DD
V
DDQ
Commercial 0°C to +70°C 3.3V –5%/+10% 2.5V –5%
to V
DD
Industrial -40°C to +85°C
Electrical Characteristics Over the Operating Range
[8, 9]
Parameter Description Test Conditions Min. Max. Unit
V
DD
Power Supply Voltage 3.135 3.6 V
V
DDQ
I/O Supply Voltage for 3.3V I/O 3.135 V
DD
V
for 2.5V I/O 2.375 2.625
V
OH
Output HIGH Voltage for 3.3V I/O, I
OH
= –4.0 mA 2.4 V
for 2.5V I/O, I
OH
= –1.0 mA 2.0
V
OL
Output LOW Voltage for 3.3V I/O, I
OL
= 8.0 mA 0.4 V
for 2.5V I/O, I
OL
= 1.0 mA 0.4
V
IH
Input HIGH Voltage
[8]
for 3.3V I/O 2.0 V
DD
+ 0.3V V
for 2.5V I/O 1.7 V
DD
+ 0.3V V
V
IL
Input LOW Voltage
[8]
for 3.3V I/O –0.3 0.8 V
for 2.5V I/O –0.3 0.7 V
I
X
Input Leakage Current
except ZZ and MODE
GND V
I
V
DDQ
–5 5 µA
Input Current of MODE Input = V
SS
–30 µA
Input = V
DD
5 µA
Input Current of ZZ Input = V
SS
–5 µA
Input = V
DD
30 µA
I
OZ
Output Leakage Current GND V
I
V
DDQ,
Output Disabled –5 5 µA
I
DD
V
DD
Operating Supply Current V
DD
= Max., I
OUT
= 0 mA,
f = f
MAX
= 1/t
CYC
240 mA
I
SB1
Automatic CS Power-down
Current—TTL Inputs
V
DD
= Max, Device Deselected, V
IN
V
IH
or
V
IN
V
IL
, f = f
MAX
= 1/t
CYC
100 mA
I
SB2
Automatic CS Power-down
Current—CMOS Inputs
V
DD
= Max, Device Deselected, V
IN
0.3V or
V
IN
> V
DDQ
– 0.3V, f = 0
40 mA
I
SB3
Automatic CS Power-down
Current—CMOS Inputs
V
DD
= Max, Device Deselected, or V
IN
0.3V
or V
IN
> V
DDQ
– 0.3V, f = f
MAX
= 1/t
CYC
85 mA
I
SB4
Automatic CS Power-down
Current—TTL Inputs
V
DD
= Max, Device Deselected, V
IN
V
IH
or
V
IN
V
IL
, f = 0
45 mA
Notes:
8. Overshoot: V
IH
(AC) < V
DD
+1.5V (Pulse width less than t
CYC
/2), undershoot: V
IL
(AC) > –2V (Pulse width less than t
CYC
/2).
9. T
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
.
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