Datasheet Details
| Part number | TMC2242A |
|---|---|
| Manufacturer | Fairchild (onsemi) |
| File Size | 86.13 KB |
| Description | Digital Half-Band Interpolating/Decimating Filter |
| Datasheet |
 TMC2242A Datasheet
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Description
The TMC2242A and TMC2242B are fixed-coefficient linear-phase half-band (low-pass) digital filters.
They can be used to halve or double the sampling rate of a digital signal.
Features
- TMC2242A and TMC2242B are pin-compatible with TMC2242.
- User selectable interpolate gain, -6 dB or 0 dB (2242B).
- 30, 40 and 60 MHz speed grades.
- User selectable 2:1 decimation, 1:2 interpolation, and equal-rate filter modes.
- Passband ripple < ±0.01 dB.
- Stopband rejection 59.4 dB from 0.28 to 0.50 x fs.
- Cascading two TMC2242A or TMC2242B meets CCIR 601 low-pass filter requirement.
- Dedicated 12-bit 2's complement input data port.