MC12079P View Datasheet(PDF) - Motorola => Freescale
Part Name
Description
Manufacturer
MC12079P Datasheet PDF : 4 Pages
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MC12079
ELECTRICAL CHARACTERISTICS (VCC = 4.5 to 5.5 V; TA = –40 to 85°C, unless otherwise noted.)
Parameter
Symbol
Min
Typ
Toggle Frequency (Sine Wave)
ft
0.25
3.4
Supply Current Output (Pin 2)
Input Voltage Sensitivity
250–500 MHz
500–2800 MHz
ICC
–
9.0
Vin
400
–
100
–
Divide Ratio Control Input High (SW)
Divide Ratio Control Input Low (SW)
Output Voltage Swing
(CL = 12 pF; RL = 1.2 kΩ; IO = 2.7 mA)1
(CL = 12 pF; RL = 2.2 kΩ; IO = 1.5 mA)2
(CL = 12 pF; RL = 3.9 kΩ; IO = 0.85 mA)3
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.
VIH
VIL
Vout
VCC
Open
1.0
VCC
Open
1.6
Max
2.8
11.5
1000
1000
VCC
Open
–
Unit
GHz
mA
mVpp
V
–
Vpp
Figure 1. Logic Diagram (MC12079)
D QB
DQ
D QB
In
In
CQ
C QB
CQ
DQ
D QB
C QB
CQ
D QB
D QB
D QB
CQ
CQ
CQ
Out
SW2
SW1
SINE WAVE GENERATOR
C1
IN
50 Ω
C2
IN
Figure 2. AC Test Circuit
VCC = 4.5 to 5.5 V
C3
VCC
SW1
SW2
OUT
GND
CL
RL
EXTERNAL COMPONENTS
C1 = C2 = 1000 pF
C3 = 0.1 µF
CL = 12 pF (Including Scope and Jig Capacitance)
RL = 1.2 kΩ (for ÷64 at 2.8 GHz)
2
MOTOROLA RF/IF DEVICE DATA
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