Cypress Semiconductor CY7C1332AV25 Hoja de especificaciones - Página 13

Navegue en línea o descargue pdf Hoja de especificaciones para Hardware informático Cypress Semiconductor CY7C1332AV25. Cypress Semiconductor CY7C1332AV25 19 páginas. Cypress 18-mbit (512k x 36/1mbit x 18) pipelined register-register late write specification sheet

Imprimir página
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
Relative to GND........ –0.5V to +2.9V
DD
Supply Voltage on V
Relative to GND ...... –0.5V to +V
DDQ
DC Voltage Applied to Outputs
[7]
in High-Z State
................................. –0.5V to V
Electrical Characteristics
DC Electrical Characteristics
Parameter
Description
V
Power Supply Voltage
DD
V
I/O Supply Voltage
DDQ
V
Output HIGH Voltage
OH1
V
Output LOW Voltage
OL1
V
Output HIGH Voltage
OH2
V
Output LOW Voltage
OL2
V
Output HIGH Voltage
OH3
V
Output LOW Voltage
OL3
V
Input HIGH Voltage
IH
V
Input LOW Voltage
IL
I
Input Leakage Current
X
I
Output Leakage Current
OZ
V
Input Reference Voltage
REF
V
–CLK
Clock Input Reference
IN
Voltage
V
–CLK
Clock Input Differential
DIF
Voltage
V
–CLK
Clock Common Mode
CM
Voltage
I
V
Operating Supply
DD
DD
I
Automatic CE
SB1
Power-Down
Current—TTL Inputs
AC Electrical Characteristics
Parameter
Description
V
Input HIGH Voltage
IH
V
Input LOW Voltage
IL
Notes:
12. I
= (V
/2)/(RQ/5)+15% for 175Ω < RQ < 350Ω.
OH
DDQ
13. I
= (V
/2)/(RQ/5)+15% for 175Ω < RQ < 350Ω.
OL
DDQ
14. Programmable Impedance Output Buffer Mode. The ZQ pin is connected to V
15. Minimum Impedance Output Buffer Mode: The ZQ pin is connected directly to V
16. T
: Assumes a linear ramp from 0V to V
Power-up
Document No: 001-07844 Rev. *A
PRELIMINARY
DD
+ 0.5V
DDQ
Over the Operating Range
Over the Operating Range
Test Conditions
[12]
Programmable Impedance Mode
[13]
Programmable Impedance Mode
I
= –0.1 mA, Minimum Impedance Mode
OH
I
= 0.1 mA, Minimum Impedance Mode
OL
I
= –6.0 mA, Minimum Impedance Mode
OH
I
= 6.0 mA, Minimum Impedance Mode
OL
[7]
GND ≤ V
≤ V
I
DDQ
GND ≤ V
≤ V
I
DDQ,
Typical value = 0.75V
Typical Value =0.75V
V
= Max., I
= 0 mA,
DD
OUT
f = f
= 1/t
MAX
CYC
Max. V
, Device Deselected,
DD
V
> V
or V
< V
IN
IH
IN
f = f
= 1/t
MAX
CYC
Over the Operating Range
Test Conditions
(min.) within 200 ms. During this time V
DD
[7]
DC Input Voltage
................................ –0.5V to V
Current into Outputs (LOW)......................................... 20 mA
Static Discharge Voltage........................................... > 1500V
(per MIL-STD-883, Method 3015)
Latch-up Current..................................................... > 200 mA
Operating Range
Ambient
Range
Temperature
Com'l
0°C to +70°C
[14]
[14]
[15]
[15]
[15]
[15]
Output Disabled
250 MHz
200 MHz
250 MHz
IL
200 MHz
through RQ.
SS
or V
.
SS
DD
< V
and V
< V
IH
DD
DDQ
CY7C1330AV25
CY7C1332AV25
+ 0.5V
DD
V
V
DD
DDQ
2.37V to 2.63V 1.4V to 1.9V
Min.
Max.
2.37
2.63
1.4
1.9
V
/2
V
DDQ
DD
V
V
/2
SS
DDQ
V
– 0.2
V
DDQ
DDQ
V
0.2
SS
V
– 0.4
V
DDQ
DDQ
V
0.4
SS
V
+ 0.1
V
+ 0.3
REF
DDQ
–0.3
V
– 0.1
REF
–1
1
–1
1
0.68
0.95
–0.3
V
+ 0.3
DDQ
0.1
V
+ 0.3
DDQ
0.55
0.95
600
550
280
260
Min.
Max.
V
+ 0.2
–
REF
–
V
– 0.2
REF
.
DD
Page 13 of 19
Unit
V
V
V
V
V
V
V
V
V
V
mA
mA
V
V
V
V
mA
mA
mA
mA
Unit
V
V
[+] Feedback