參數(shù)資料
型號(hào): ISL5416
廠商: Intersil Corporation
英文描述: Four-Channel Wideband Programmable DownConverter
中文描述: 四通道可編程寬帶下變頻器
文件頁數(shù): 66/71頁
文件大?。?/td> 2013K
代理商: ISL5416
66
TABLE 85. ISL5416 RANGE CONTROL BIT WEIGHTING
B
A
9
8
7
6
5
4
G
F
E
D
C
3
2
1
0.
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
INPUT
S
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
DC OFFSET
S
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
MAGNITUDE
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
IMMEDIATE
THRESHOLD
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
ACCUMULATOR
0
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
SHIFT:
0000
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0001
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0010
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0011
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0100
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0101
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0110
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0111
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
1000
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
1001
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
1010
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
1011
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
1100
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
1101
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
1110
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
1111
0
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
SHIFTER OUTPUT
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
THRESHOLD 1,
THRESHOLD 2
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
dB VALUE
24 12 6
GAIN
ACCUMULATOR
0
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
uP DELTA
PROGRAMMED
X
X
X
X
X
X
X
X
X
X
X
X
X
X
(14 bits)
Max Delta = 12 dB
DELTA3 (LOWER)
1
1
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
(accumulator + DELTA 1)
DELTA 2 (UPPER)
0
0
0
X
X
X
X
X
X
X
X
X
X
X
X
X
X
(accumulator + DELTA 2)
DELTA 1 (IMMED.)
0
0
0
X
X
X
X
X
X
X
X
X
X
X
X
X
X
(accumulator + DELTA 3)
uP LOAD BITS
0
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
LEAK
S
S
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
(accumulator + leak)
MSB is sign extended
LIMITS
0
X
X
X
TO MAPPING LUT
X
X
X
TABLE 86. AGC BIT WEIGHTS
AGC BIT
WEIGHTS
F E D C B A 9 8 7 6 5 4 3 2 1 0
.
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9
FORWARD
GAIN PATH
INPUTS I/Q
S. 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3
ISL5416
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