MC12053A 查看數據表（PDF） - Motorola => Freescale
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MC12053A Datasheet PDF : 7 Pages
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MC12053A
ELECTRICAL CHARACTERISTICS (VCC = 2.7 to 5.5 V; TA = –40 to 85°C, unless otherwise notex.)
Characteristic
Symbol
Min
Typ
Toggle Frequency (Sine Wave Input)
Supply Current Output (Pin 2)
ft
VCC = 2.7 V
ICC
VCC = 5.0 V
0.1
1.4
–
1.60
–
1.75
Stand–By Current
VCC = 2.7 V
ISB
VCC = 5.0 V
–
50
–
100
Modulus Control & Stand–By Input HIGH (MC & SB)
Modulus Control & Stand–By Input LOW (MC & SB)
Divide Ratio Control Input HIGH (SW)
Divide Ratio Control Input LOW (SW)
Output Voltage Swing (Note 1)
Modulus Setup Time MC to OUT at 1100 MHz
Input Voltage Sensitivity
NOTE: Assumes 8.0 pF high impedance load.
250–1100 MHz
100–250 MHz
VIH1
VIL1
VIH2
VIH2
Vout
tset
Vin
2.0
Gnd
VCC – 0.5
Open
0.8
–
100
400
–
–
VCC
Open
1.1
11
–
–
Max
1.1
2.5
2.5
250
250
VCC + 0.5
0.8
VCC + 0.5
Open
–
16
1000
1000
Unit
GHz
mA
µA
V
V
V
Vpp
ns
mVpp
Figure 1. Logic Diagram (MC12053A)
Figure 2. Modulus Setup Time
DQ
DQ
DQ
A
B
C
QB
C QB
C QB
CM
In
In
MC
SB
DQ
D QB
DQ
D QB
D QB
D
E
F
G
H
C QB
CQ
C QB
CQ
C
Q
S
Out
SW
Prop. Delay
In
Out
MC Setup
MC
MC Release
Modulus setup time MC to out is the MC
setup or MC release plus the prop delay.
Sine Wave Generator
50 Ω
Figure 3. AC Test Circuit
C3
VCC = 2.7 to 5.5 V
C1
VCC
IN
C2
IN
MC
SW
SB
OUT
GND
CL
EXTERNAL COMPONENTS
C1 = C2 = 1000 pF
C3 = 0.1 µF
CL = 8.0 pF (Including Scope
and jig capacitance)
MC Input
2
MOTOROLA RF/IF DEVICE DATA
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