Cypress Semiconductor CY62148E Scheda tecnica - Pagina 3

Sfoglia online o scarica il pdf Scheda tecnica per Hardware del computer Cypress Semiconductor CY62148E. Cypress Semiconductor CY62148E 11. Mobl 4-mbit (512k x 8) static ram

Stampa la pagina
Cypress Semiconductor CY62148E Scheda tecnica

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 to Ground
Potential .................................–0.5V to 6.0V (V
DC Voltage Applied to Outputs
[5, 6]
in High-Z State
................–0.5V to 6.0V (V

Electrical Characteristics

Parameter
Description
V
Output HIGH
OH
Voltage
V
Output LOW Voltage I
OL
V
Input HIGH Voltage V
IH
V
Input LOW voltage
IL
I
Input Leakage
IX
Current
I
Output Leakage
OZ
Current
I
V
Operating
CC
CC
Supply Current
[9]
I
Automatic CE Power
SB2
down Current —
CMOS Inputs
Capacitance
(For All Packages)
Parameter
Description
C
Input Capacitance
IN
C
Output Capacitance
OUT
Notes
5. V
= –2.0V for pulse durations less than 20 ns for I < 30 mA.
IL(min)
6. V
= V
+0.75V for pulse durations less than 20 ns.
IH(max)
CC
7. Full device AC operation assumes a minimum of 100 µs ramp time from 0 to V
8. Under DC conditions the device meets a V
is applicable to SOIC package only. Refer to AN13470 for details.
9. Only chip enable (CE) must be HIGH at CMOS level to meet the I
10. Tested initially and after any design or process changes that may affect these parameters.
Document #: 38-05442 Rev. *F
+ 0.5V)
CCmax
+ 0.5V)
CCmax
(Over the Operating Range)
Test Conditions
I
= –1 mA
OH
= 2.1 mA
OL
= 4.5V to 5.5V
CC
V
= 4.5V to 5.5V For TSOPII
CC
package
For SOIC
package
GND < V
< V
I
CC
GND < V
< V
, Output Disabled
O
CC
f = f
= 1/t
V
= V
max
RC
CC
I
= 0 mA
OUT
f = 1 MHz
CMOS levels
CE > V
– 0.2V
CC
V
> V
– 0.2V or V
< 0.2V,
IN
CC
IN
f = 0, V
= V
CC
CC(max)
[10]
Test Conditions
T
= 25°C, f = 1 MHz,
A
V
= V
CC
CC(typ)
of 0.8V. However, in dynamic conditions Input LOW Voltage applied to the device must not be higher than 0.6V. This
IL
spec. Other inputs can be left floating.
SB2
[5, 6]
DC Input Voltage
............ –0.5V to 6.0V (V
Output Current into Outputs (LOW)............................. 20 mA
Static Discharge Voltage........................................... > 2001V
(per MIL-STD-883, Method 3015)
Latch-up Current ......................................................>200mA

Operating Range

Device
Range
CY62148E
Ind'l/Auto-A
45 ns
[3]
Min Typ
Max
2.4
0.4
2.2
V
+ 0.5 2.2
CC
–0.5
0.8
–1
+1
–1
+1
15
20
CC(max)
2
2.5
1
7
(min) and 200 µs wait time after V
CC
CY62148E MoBL
+ 0.5V)
CCmax
Ambient
[7]
V
CC
Temperature
–40°C to +85°C
4.5V to 5.5V
[2]
55 ns
Unit
[3]
Min Typ
Max
2.4
0.4
V
+ 0.5
CC
[8]
–0.5
0.6
µA
–1
+1
µA
–1
+1
15
20
mA
2
2.5
µA
1
7
Max
Unit
10
pF
10
pF
stabilization.
CC
Page 3 of 10
®
V
V
V
V
[+] Feedback