ISL5216_05 INTERSIL [Intersil Corporation], ISL5216_05 Datasheet - Page 56

• Manufacturer Part Number: ISL5216_05
• Description: Four-Channel Programmable Digital DownConverter
• Manufacturer: INTERSIL [Intersil Corporation]

ROMd FIR Filters - Response Curves
NOTE: There is a 65dB limitation in SNR using the Re-Sampler Filter.
FIGURE 18. POLYPHASE RESAMPLER FILTER BROADBAND
-100
-120
-20
-40
-60
-80
0
1
FIGURE 20. POLYPHASE RESAMPLER FILTER EXPANDED RESOLUTION PASSBAND FREQUENCY RESPONSE
2
FREQUENCY RESPONSE
3
4
FREQUENCY (RELATIVE TO f
5
6
56
7
8
9
-10
10 11 12 13 14 15 16
-1
-2
-3
-4
-5
-6
-7
-8
-9
2
1
0
S
)
FREQUENCY (RELATIVE TO f
(Continued)
ISL5216
FIGURE 19. POLYPHASE RESAMPLER FILTER PASS BAND
-10
-20
-30
-40
-50
-60
-70
-80
10
0
0
S
)
FREQUENCY RESPONSE
FREQUENCY (RELATIVE TO f
S
)
July 8, 2005