參數(shù)資料
型號(hào): AMIS-53000
英文描述: Frequency Agile Transceiver
中文描述: 捷變頻收發(fā)器
文件頁數(shù): 57/99頁
文件大?。?/td> 2638K
代理商: AMIS-53000
AMIS-53000
Frequency Agile Transceiver
Data Sheet
Clock Recovery Loop Filter Setting
A program (AMIS-53CALC.exe available from AMIS) has been created to aid in the design of the CDR loop filter settings.
Table 43: Clock Recovery Loop Filter Setting - 0X2C [44]
Bit
Name
Comment
7:0
CDR_CO [7:0]
Clock recovery filter setting
6.6 Transmitter
Figure 39: Typical Output Power vs. Power Register Setting*
*N
Ta
.
ote: Curve is for output matched to 50
ble 44: Transmit Command
Register
Number (HEX)
Name
Code
Function
0X00
Command
0X02
Instruction to place the AMIS-53000 into transmit
(remember that all parameters for transmit must be set before issuing
this command)
he AMI
llow a h
rect mo
provid
to
power PA can be bypassed to
/OOK/ASK data modulation. A
on. The PLL loop runs at half of the desired transmit frequency
n in the PLL.
O
F
B
F
H
Setup registers descriptions:
T
a
di
S-53000 uses a switching class E power amplifier as the high power output driver. The high
igh efficiency at a lower output power. The output drivers are turned on and off directly in AM
dulation PLL is used to form the FM/FSK signal for transmissi
e excellent on/off ratio for AM, and to lower current consumptio
OK modulation (AM)
SK modulation (FM)
urst mode transmit
M wave shaping
igh power and low power range
57
AMI Semiconductor
– Aug. 05, Rev. 1.0
www.amis.com
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