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參數(shù)資料
| 型號： | MC145202-1 |
| 廠商： | Motorola, Inc. |
| 英文描述： | PLL Frequency Synthesizer(2.0GHz PLL頻率合成器) |
| 中文描述： | 鎖相環(huán)頻率合成器（2.0GHz的鎖相環(huán)頻率合成器） |
| 文件頁數(shù)： | 2/23頁 |
| 文件大小： | 270K |
| 代理商： | MC145202-1 |
MC145202–1
2
MOTOROLA WIRELESS SEMICONDUCTOR
SOLUTIONS – RF AND IF DEVICE DATA
ENB
REFin
Din
CLK
REFout
fin
fin
OSC or
4–Stage
Divider
(Configurable)
20
1
18
19
11
10
Output A
Input
AMP
Select
Logic
3
13
24
13–Stage R Counter
64/65
Prescaler
Modulus
Control
Logic
12–Stage
N Counter
6–Stage
Internal
Control
Shift
Register
And
Control
Logic
Standby
Logic
POR
BitGrabber
A Register
24 Bits
BitGrabber
C Register
8 Bits
Double–buffered
BitGrabber
R Register
16 Bits
Phase/Frequency
Detector B And Control
Phase/Frequency
Detector A And Control
Lock Detector
And Control
6
12
4
2
LD
Rx
PDout
φ
R
φ
V
Output B
(Open–
Drain
Output)
Test 2
Test 1
9
15
13
4
3
6
8
2
16
Supply Connections:
Pin 12 = VCC (V+ To Input AMP and 64/65 Prescaler)
Pin 5 = VPD (V+ To Phase/Frequency Detectors A and B)
Pin 14 = VDD (V+ To Balance Of Circuit)
Pin 7 = Gnd (Common Ground)
17
Data Out
fR
fV
Port
BLOCK DIAGRAM
This device contains 7,278 active transistors.
Table 1. Differences in the PLL Frequency Synthesizers
Preferred
Not Recommended For New Designs
Parameter
MC145202–1
MC145202
MC145201
MC145200
Supply Voltage, VDD and VCC
(main supply)
2.7 to 5.5 V
2.7 to 5.5 V
4.5 to 5.5 V
4.5 to 5.5 V
Supply Voltage, VPD
(charge pump supply)
2.7 to 5.5 V
2.7 to 5.5 V
4.5 to 5.5 V
8.0 to 9.5 V
Supply Current
4 mA
4 mA
12 mA
12 mA
Value of External Resistor Rx, typical
3.9 k
for 1.7 mA
[Note 1]
3.9 k
for 1.7 mA
18 k
for 2.0 mA
47 k
for 2.0 mA
Serial Programming with only 1 PLL
(not cascaded)
Same, No Change
Same
Same
Same
Serial Programming with 2 or more
PLLS (cascaded)
No leading
dummy bits [Note 2]
No leading
dummy bits
Leading dummy bits
Leading dummy bits
NOTES:
1.Preliminary value.
2.See Figures 23, 24, and 25.
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