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參數(shù)資料
| 型號： | LV2151V |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | 2.0 GHz PLL Frequency Synthesizer IC(2.0 GHz鎖相環(huán)頻率合成器) |
| 中文描述： | 2.0 GHz PLL頻率合成器集成電路（2.0千兆赫鎖相環(huán)頻率合成器） |
| 文件頁數(shù)： | 3/10頁 |
| 文件大?。?/td> | 139K |
| 代理商： | LV2151V |
No. 6145-3/10
LV2151V
Pin Descriptions
Pin
Symbol
I/O
Description
1
XIN
CMOS input
Crystal oscillator connection pins.
20
XOUT
Power saving switch.
2
PS
CMOS input with a pull-down resistor built in.
“Open or Low”:
Power saving mode
“High”:
Active mode
3
V
SS
Ground pin for logic system
4
CP-GND
Ground pin for charge pump. (Fixed current output)
5
CP
BIP output
Charge pump output. (Fixed current output)
6
VCP
V
CC
supply for charge pump.
V
CC
supply. (Except charge pump circuit)
Ground pin for RF block.
7
V
CC
GND
8
Reset pin for I
2
C bus.
9
RST
CMOS input with a pull-up resistor built in.
Connect capacitor to GND.
“Open or High”
Release
“Low”
Reset
10
PI
Bipolar input
Comparator signal input. VCO output must be AC coupled to input.
Serial data select input.
11
BUSSW
CMOS input with a pull-up resistor built in.
“Open or High”
I
2
C bus
“Low”
3-wire bus
12
SCL(CL)
Data input pins
13
SDA(DI)
CMOS input
14
CE
CE is used as an address selector pin if I
2
C bus is used.
15
LD
PLL unlock detector output pin.
16
PORT1
17
PORT2
NPN transistor open collector output
Output port pins for band switch.
18
PORT3
19
BUF
Bipolar output
Buffer output pin for crystal oscillator.
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