參數(shù)資料
型號: MC12080
廠商: Motorola, Inc.
英文描述: 1.1GHz Prescaler(1.1GHz 預(yù)定標(biāo)器)
中文描述: 1.1GHz的預(yù)分頻(1.1GHz的預(yù)定標(biāo)器)
文件頁數(shù): 2/4頁
文件大?。?/td> 72K
代理商: MC12080
MC12080
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
0.1
1.4
1.1
GHz
Supply Current Output (Pin 2)
ICC
Vin
3.7
5.0
mA
Input Voltage Sensitivity
100 to 250 MHz
250 to 1100 MHz
mVpp
400
100
1000
1000
Divide Ratio Control Input High (SW1, SW2, SW3)
VIH
VIL
Vout
VCC – 0.5 V
Open
VCC
Open
VCC + 0.5 V
Open
V
Divide Ratio Control Input Low (SW1, SW2, SW3)
Output Voltage Swing [Note]
RL = 820
, IO = 4.0 mA for
÷
10
RL = 1.6 k
, IO = 2.1 mA for
÷
20
RL = 3.3 k
, IO = 1.1 mA for
÷
40
RL = 6.2 k
, IO = 0.57 mA for
÷
80
NOTE:
Assumes 8.0 pF load and 1.1 GHz input frequency (typical), IO at VCC = 5.0 V and TA = 25
°
C
0.8
1.2
Vpp
Sine Wave Generator
50
C1
C2
C3
VCC = 4.5 to 5.5 V
CL
RL
VCC
In
In
Gnd
Out
External Components
C1 = C2 = 1000 pF
C3 = 0.1
μ
F
CL = 8.0 pF (Including Scope and Jig Capacitance)
RL = 820
for
÷
10 at 1.1 GHz
SW2
SW1
D
Q
C
QB
D
Q
C
QB
D
Q
C
QB
In
In
D
C
QB
Q
D
C
QB
Q
Out
Figure 1. Logic Diagram
1
0
SW1
D
QB
C
Q
D
QB
C
Q
SW3
SW2
SW3
Figure 2. AC Test Circuit
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