ISL5416_04 Datasheet, PDF (13/71 Pages) Intersil Corporation – Four-Channel Wideband Programmable DownConverter

ISL5416
TABLE 2. MAXIMUM ALLOWED CIC DECIMATION VS. NUMBER OF STAGES AND MAXIMUM EXPONENT
CIC STAGES
MAXIMUM FLOATING POINT OR RANGE CONTROL EXPONENT
0
1
2
3
4
5
6
5
512
445
388
337
294
256
222
4
2435
2048
1722
1448
1217
1024
861
3
32768
26007
20642
16384
13003
10321
8192
2
65536
65536
65536
65536
65536
65536
65536
1
65536
65536
65536
65536
65536
65536
65536
7
194
724
6501
65536
65536
TABLE 3. MAXIMUM CIC DECIMATION VERSUS NUMBER OF STAGES AND MAXIMUM EXPONENT TO MAINTAIN AT LEAST 24 BITS
OF DYNAMIC RANGE AT THE CIC OUTPUT
CIC STAGES
MAXIMUM FLOATING POINT OR RANGE CONTROL EXPONENT
0
1
2
3
4
5
6
7
5
512
445
256
128
64
32
16
8
4
2435
2048
1722
1448
1217
1024
861
724
3
32768
26007
20642
16384
13003
10321
8192
6501
2
65536
65536
65536
65536
65536
65536
65536
65536
1
65536
65536
65536
65536
65536
65536
65536
65536
TABLE 4. MAXIMUM CIC DECIMATION VERSUS NUMBER OF STAGES AND MAXIMUM EXPONENT TO MAINTAIN AT LEAST 20 BITS
OF DYNAMIC RANGE AT THE CIC OUTPUT
CIC STAGES
MAXIMUM FLOATING POINT OR RANGE CONTROL EXPONENT
0
1
2
3
4
5
6
7
5
512
445
388
337
294
256
222
128
4
2435
2048
1722
1448
1217
1024
861
724
3
32768
26007
20642
16384
13003
10321
8192
6501
2
65536
65536
65536
65536
65536
65536
65536
65536
1
65536
65536
65536
65536
65536
65536
65536
65536
13