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| 型号： | MC12079D |
| 厂商： | FREESCALE SEMICONDUCTOR INC |
| 元件分类： | 谐振器 |
| 英文描述： | ECL SERIES, PRESCALER, PDSO8 |
| 封装： | PLASTIC, SOP-8 |
| 文件页数： | 2/4页 |
| 文件大小： | 249K |
| 代理商： | MC12079D |
ARCHIVED BY FREESCALE SEMICONDUCTOR, INC. 2005
ARCHIVED
BY
FREESCALE
SEMICONDUCT
OR,
INC.
2005
MC12079
2
MOTOROLA RF/IF DEVICE DATA
ELECTRICAL CHARACTERISTICS (VCC = 4.5 to 5.5 V; TA = –40 to 85°C, unless otherwise noted.)
Parameter
Symbol
Min
Typ
Max
Unit
Toggle Frequency (Sine Wave)
ft
0.25
3.4
2.8
GHz
Supply Current Output (Pin 2)
ICC
–
9.0
11.5
mA
Input Voltage Sensitivity
250–500 MHz
500–2800 MHz
Vin
400
100
–
1000
mVpp
Divide Ratio Control Input High (SW)
VIH
VCC
V
Divide Ratio Control Input Low (SW)
VIL
Open
–
Output Voltage Swing
(CL = 12 pF; RL = 1.2 k; IO = 2.7 mA)1
(CL = 12 pF; RL = 2.2 k; IO = 1.5 mA)2
(CL = 12 pF; RL = 3.9 k; IO = 0.85 mA)3
Vout
1.0
1.6
–
Vpp
NOTES: 1. Divide ratio of
÷64 at 2.8 GHz.
2. Divide ratio of
÷128 at 2.8 GHz.
3. Divide ratio of
÷256 at 2.8 GHz.
DQB
CQ
DQ
CQB
DQB
C
Q
In
Out
Figure 1. Logic Diagram (MC12079)
DQ
CQB
DQB
C
Q
DQB
CQ
DQB
CQ
DQB
CQ
SW2
SW1
Figure 2. AC Test Circuit
SINE WAVE GENERATOR
50
C1
C2
C3
VCC = 4.5 to 5.5 V
CL
RL
VCC
IN
GND
OUT
EXTERNAL COMPONENTS
C1 = C2 = 1000 pF
C3 = 0.1
F
CL = 12 pF (Including Scope and Jig Capacitance)
RL = 1.2 k (for ÷64 at 2.8 GHz)
SW2
SW1
ARCHIVE
INFORMA
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ARCHIVE
INFORMA
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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相关代理商/技术参数 |
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| MC12079P | 制造商:TI 制造商全称:Texas Instruments 功能描述:MECL PLL COMPONENTS /64/128/256 PRESCALER |
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| MC12080D | 功能描述:预定标器 1.1GHz 预定标器 RoHS:否 制造商:ON Semiconductor 最大工作频率:1100 MHz 最小工作频率:100 MHz 电源电压-最小:4.5 V 电源电压-最大:5.5 V 工作电源电压:5 V 最小工作温度:- 40 C 最大工作温度:+ 85 C 封装:Tube |
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