SBAS807B January 2017 – December 2021 ADS58J64
PRODUCTION DATA
In mode 2, the DDC block cascades two decimate-by-2 filters. Each filter can be configured as low pass (LP) or high pass (HP) to allow down conversion of different frequency ranges, as shown in Table 7-2. The LP, HP and HP, LP output spectra are inverted as shown in Figure 7-11.
1ST STAGE FILTER | 2ND STAGE FILTER | FREQUENCY RANGE WITH CLOCK RATE OF 983.04 MHz | BANDWIDTH WITH CLOCK RATE OF 983.04 MHz | FREQUENCY RANGE WITH CLOCK RATE OF 737.28 MHz | BANDWIDTH WITH CLOCK RATE OF 737.28 MHz |
---|---|---|---|---|---|
LP | LP | 0 MHz–100 MHz | 100 MHz | 0 MHz–75 MHz | 75 MHz |
LP | HP | 150 MHz–223 MHz | 73 MHz | 112.5 MHz–167.25 MHz | 54.75 MHz |
HP | LP | 268.52 MHz–341.52 MHz | 73 MHz | 201.39 MHz–256.14 MHz | 54.75 MHz |
HP | HP | 391.52 MHz–491.52 MHz | 100 MHz | 293.64 MHz–368.64 MHz | 75 MHz |