参数资料
型号: CY2280PVC-11S
厂商: CYPRESS SEMICONDUCTOR CORP
元件分类: XO, clock
英文描述: 100-MHz Pentium II Clock Synthesizer/Driver with Spread Spectrum for Mobile or Desktop PCs
中文描述: 100 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO48
封装: SSOP-48
文件页数: 4/12页
文件大小: 152K
代理商: CY2280PVC-11S
CY2280
Document #: 38-07207 Rev. *A
Page 4 of 12
Maximum Ratings
(Above which the useful life may be impaired. For user guide-
lines, not tested.)
Supply Voltage.................................................
0.5 to + 7.0V
Input Voltage............................................
0.5V to V
DD
+ 0.5
Storage Temperature (Non-Condensing) ...
65
°
C to +150
°
C
Junction Temperature............................................... +150
°
C
Package Power Dissipation.............................................. 1W
Static Discharge Voltage...........................................> 2000V
(per MIL-STD-883, Method 3015, like V
DD
pins tied together)
Operating Conditions
[4]
Parameter
AV
DD
, V
DDPCI
,
V
DDUSB
, V
DDREF
V
DDCPU
V
DDAPIC
T
A
C
L
Description
Min.
3.135
Max.
3.465
Unit
V
Analog and Digital Supply Voltage
CPU Supply Voltage
APIC Supply Voltage
Operating Temperature, Ambient
Max. Capacitive Load on
CPUCLK
PCICLK
APIC, REF
USB
Reference Frequency, Oscillator Nominal Value
Power-up time for all VDD's to reach minimum specified voltage (power
ramps must be monotonic)
2.375
2.375
0
2.625
2.625
70
V
V
°
C
pF
20
30
20
20
f
(REF)
14.318
14.318
MHz
t
PU
0.05
50
ms
Electrical Characteristics
Over the Operating Range
Parameter
V
IH
V
IL
V
OH
Description
Test Conditions
Min. Max. Unit
2.0
0.8
2.0
High-level Input Voltage
Low-level Input Voltage
High-level Output Voltage
[6]
V
DDCPU
= V
DDAPIC
= 2.375V
Except Crystal Inputs
[5]
Except Crystal Inputs
[5]
V
V
V
I
OH
= 12 mA CPUCLK
I
OH
= 18 mA APIC
I
OL
= 12 mA
I
OL
= 18 mA
V
OL
Low-level Output Voltage
[6]
V
DDCPU
= V
DDAPIC
= 2.375V
CPUCLK
APIC
0.4
V
V
OH
High-level Output Voltage
[6]
V
DDPCI
, AV
DD
, V
DDREF
, V
DDUSB
= 3.135V I
OH
= 14.5 mA PCICLK
2.4
V
I
OH
= 16 mA USBCLK
I
OH
= 16 mA REF
V
OL
Low-level Output Voltage
[6]
V
DDPCI
, AV
DD
, V
DDREF
,
V
DDUSB
= 3.135V I
OL
= 9.4 mA PCICLK
0.4V
V
I
OL
= 9 mA
I
OL
= 9 mA
USBCLK
REF
I
IH
I
IL
I
OZ
I
DD25
Input High Current
Input Low Current
Output Leakage Current
Power Supply Current for
2.5V Clocks
[6]
Power Supply Current for
2.5V Clocks
[6]
Power Supply Current for
3.3V Clocks
[6]
Power-down Current
[6]
V
IH
= V
DD
V
IL
= 0V
Three-state
V
DDCPU
= 2.625V, V
IN
= 0 or V
DD
, Loaded Outputs, CPU = 66.6 MHz
10
+10
10
+10
70
μ
A
μ
A
μ
A
mA
10
I
DD25
V
DDCPU
= 2.625V, V
IN
= 0 or V
DD
, Loaded Outputs, CPU = 100 MHz
100
mA
I
DD33
V
DD
= 3.465V, V
IN
= 0 or V
DD
, Loaded Outputs
170
mA
I
DDS
Current draw in power-down state
500
μ
A
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