參數(shù)資料
型號: PMB2347
廠商: INFINEON TECHNOLOGIES AG
英文描述: RF/IF Double PLL Frequency Synthesizer
中文描述: 射頻/中頻雙鎖相環(huán)頻率合成器
文件頁數(shù): 9/35頁
文件大小: 578K
代理商: PMB2347
Functional Description
3 - 2
PMB 2347
preliminary
Wireless Components
Specification, August 1999
3.1
Pin Configuration
Pin_config.wmf
Figure 3-1
Pin Configuration
3.2
Pin Definition and Function
VCC2
VPD2
CP2
GND1
IF
IFX
GND2
RI
Rext
LD/fo
VCC1
VPD1
CP1
GND1
RF
RFX
GND2
EN
DA
CLK
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
PMB 2347
Table 3-1 Pin Definition and Function
Pin No.
Symbol
Equivalent I/O-Schematic
Function
1
VCC1
Positive supply voltage
for CMOS circuitry
2
VPD1
Positive supply voltage
for charge pump of PLL1
3
CP1
PLL1 charge pump output
Phase detector tristate
charge pump output
PD Output Equivalent
ESD
*2pF
CP1
3
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