參數(shù)資料
型號(hào): ADF7020BCP
廠商: ANALOG DEVICES INC
元件分類(lèi): 無(wú)繩電話(huà)/電話(huà)
英文描述: High Performance ISM Band FSK/ASK Transceiver IC
中文描述: TELECOM, CELLULAR, RF AND BASEBAND CIRCUIT, QCC48
封裝: 7 X 7 MM, LFCSP-48
文件頁(yè)數(shù): 37/40頁(yè)
文件大小: 797K
代理商: ADF7020BCP
Preliminary Technical Data
ADF7020
REGISTER 10—AGC 2 REGISTER
Rev. PrH | Page 37 of 40
AGC DELAY
I/Q GAIN ADJUST
LEAK FACTOR
I/Q PHASE
ADJUST
U
R
S
I
S
I
PEAK RESPONSE
ADDRESS
BITS
R
S
P
G
G
G
G
D
G
G
G
G
U
G
D
D
D
P
P
P
S
C
C
C
C
P
P
P
P
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
SIQ2
0
1
SELECT IQ
PHASE TO I CHANNEL
PHASE TO Q CHANNEL
SIQ2
0
1
SELECT IQ
GAIN TO I CHANNEL
GAIN TO Q CHANNEL
DEFAULT = 10
DEFAULT = 2
DEFAULT = 10
0
Figure 38.
Note:
1.
This register is not used under normal operating conditions.
REGISTER 11—AFC REGISTER
AFC SCALING COEFFICIENT
CONTROL
BITS
A
M
M
M
M
M
M
M
M
M
M
M
M
M
A
M
C
C
C
C
M
M
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
AE1
0
1
INTERNAL
AFC
OFF
ON
0
Figure 39.
Notes:
1.
See the Internal AFC section to program AFC scaling coefficient bits.
2.
The AFC scaling coefficient bits can be programmed using the following formula:
AFC_Scaling_Coefficient
=
Round
((500 × 2
24
)/
XTAL
)
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