2440 MHz BAW Filter - ISM Notch for Coexistence

Part # 885008


Key Features

  • Rejects 2.4 GHz WiF / ISM bands
  • Low Loss in 2496-2690 MHz bands: WiMAX / LTE / TD-LTE / Bands 7 & 38
  • Low Loss in 2300-2370 MHz bands: WiMAX / WCS / WiBro / Band 40 / Indian 4G band
  • Industry-leading small size: 1.7 x 1.3 x .46 mm
  • Power handling: +28 dBm (avg), +37.5 dBm (peak)
  • Performance -30 to +85 ºC
  • Ceramic chip-scale Package (CSP)
  • Hermetically sealed
  • RoHS compliant, lead-free


The TriQuint 885008 is a high-performance Bulk Acoustic Wave (BAW) notch filter designed to reject emissions in the WiFi bands, while passing both the 2.3 GHz and 2.6 GHz WiMAX / LTE / TD-LTE bands. The 885008 is specifically designed to enable coexistence of WiFi and 4G signals within the same device or in close proximity to one another. The part is specified to provide low loss in the entire USA WiMAX band (2496 - 2690 MHz) as well as LTE Bands 7 and 38. The filter also passes the 2.3GHz band: WiBro, WCS, Band 40 and the Indian 4G band.

This part uses inexpensive packaging techniques to achieve an industry-leading 1.7 x 1.3 x .46 mm package. The filter exhibits excellent power handling capabilities. This part is referenced on multiple designs with the leading WiMAX chipset makers.


Technology  BAW
Frequency (MHz) 2,440
Bandwidth (MHz) 71
Insertion Loss (dB) 1.5 (out of band IL)
I/O Configuration  SE/SE
Package (mm) 1.7 x 1.3
RoHS  Yes
Lead Free  Yes
Halogen Free  Yes

Product Documents

Typical Applications

Additional Information

Status Production