參數(shù)資料
型號(hào)： CY2281
廠商： Cypress Semiconductor Corp.
英文描述： 100-MHz PentiumII Clock Synthesizer/Driver with Spread Spectrum for Mobile or Desktop PCs(應(yīng)用于移動(dòng)或桌上型PC機(jī)并帶有寬頻譜的100MHz奔騰II時(shí)鐘合成器/驅(qū)動(dòng)器)
中文描述： 100兆赫PentiumII時(shí)鐘合成器/驅(qū)動(dòng)器，帶有擴(kuò)頻移動(dòng)或桌面電腦（應(yīng)用于移動(dòng)或桌上型電腦機(jī)并帶有寬頻譜的100MHz的奔騰二時(shí)鐘合成器/驅(qū)動(dòng)器譜）
文件頁(yè)數(shù)： 4/9頁(yè)
文件大小： 121K
代理商： CY2281
CY2281
PRELIMINARY
4
Maximum Ratings
(Above which the useful life may be impaired. For user guide-
lines, not tested.)
Supply Voltage...............................................
–
0.5V to +7.0V
Input Voltage..............................................
–
0.5V to V
DD
+0.5
Operating Conditions
[6]
Storage Temperature (Non-Condensing) ...
–
65
°
C to +150
°
C
Max. Soldering Temperature (10 sec) ...................... +260
°
C
Junction Temperature............................................... +150
°
C
Static Discharge Voltage .......................................... >1700V
(per MIL-STD-883, Method 3015, like V
DD
pins tied together)
Parameter
AV
DD
, V
DDPCI
,
V
DDREF,
V
DDUSB
V
DDCPU
T
A
C
L
Description
Min.
3.135
Max.
3.465
Unit
V
Analog and Digital Supply Voltage
CPU Supply Voltage
Operating Temperature, Ambient
Max. Capacitive Load on
CPUCLK
PCICLK
REF
Reference Frequency, Oscillator Nominal Value
2.375
0
2.625
70
V
°
C
pF
20
30
20
f
(REF)
14.318
14.318
MHz
Electrical Characteristics
Over the Operating Range
Parameter
V
IH
V
IL
V
OH
V
OL
V
OH
Description
Test Conditions
Min. Max. Unit
2.0
0.8
2.0
0.4
2.4
High-level Input Voltage
Low-level Input Voltage
High-level Output Voltage
Low-level Output Voltage
High-level Output Voltage
Except Crystal Inputs
[7]
Except Crystal Inputs
[7]
V
DDCPU
= 2.375V
V
DDCPU
= 2.375V
V
DDPCI
, AV
DD
, V
DDREF
= 3.135V
V
V
V
V
V
I
OH
= 12 mA
I
OL
= 12 mA
I
OH
= 14.5 mA PCICLK
I
OH
= 16 mA
I
OL
= 9.4 mA
I
OL
= 9 mA
CPUCLK
CPUCLK
REF, USB
PCICLK
REF, USB
V
OL
Low-level Output Voltage
V
DDPCI
, AV
DD
, V
DDREF
= 3.135V
0.4V
V
I
IH
I
IL
I
OZ
I
DD25
Input High Current
Input Low Current
Output Leakage Current
Power Supply Current for
2.5V Clocks
Power Supply Current for
2.5V Clocks
Power Supply Current for
3.3V Clocks
Powerdown Current
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
Notes:
6.
7.
Current draw in powerdown state
500
μ
A
Electrical parameters are guaranteed with these operating conditions.
Crystal Inputs have CMOS thresholds.
相關(guān)PDF資料
PDF描述
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CY2285 100-MHz PentiumII Clock Synthesizer/Driver with Spread Spectrum for Mobile PCs(應(yīng)用于移動(dòng)PC機(jī)并帶有寬頻譜的100MHz奔騰II時(shí)鐘合成器/驅(qū)動(dòng)器)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
CY2283 制造商:CYPRESS 制造商全稱(chēng):Cypress Semiconductor 功能描述:PentiumII, K6, 6x86 100-MHz Clock Synthesizer/Driver for Desktop PCs with ALI or VIA Chipsets, AGP and 3 DIMMs
CY2283PVC-1 制造商:CYPRESS 制造商全稱(chēng):Cypress Semiconductor 功能描述:PentiumII, K6, 6x86 100-MHz Clock Synthesizer/Driver for Desktop PCs with ALI or VIA Chipsets, AGP and 3 DIMMs
CY2283PVC-2 制造商:CYPRESS 制造商全稱(chēng):Cypress Semiconductor 功能描述:PentiumII, K6, 6x86 100-MHz Clock Synthesizer/Driver for Desktop PCs with ALI or VIA Chipsets, AGP and 3 DIMMs
CY2285 制造商:CYPRESS 制造商全稱(chēng):Cypress Semiconductor 功能描述:100-MHz Pentium㈢II Clock Synthesizer/Driver with Spread Spectrum for Mobile PCs
CY2285PVC-1 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:CPU System Clock Generator
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