SIR433M220S042

Overview

The SIR433M220S042 is a Surface Acoustic Wave (SAW) resonator manufactured by NextGen Components. It operates at a center frequency of 433.22 MHz with a tolerance of ±75 kHz. The device features a single-port configuration and a maximum insertion loss of 2.0 dB. It is housed in a compact 4-SMD, No Lead package measuring 5.0 mm in length, 3.5 mm in width, and 1.5 mm in height. The component supports an operating temperature range from -40°C to 85°C and utilizes a 50 Ohm impedance.

Feature Summary

• Utilizes Surface Acoustic Wave technology for stable resonance
• Compact surface-mount design suitable for space-constrained applications
• Single-port configuration simplifies circuit integration

Applications

• Wireless communication modules
• Remote keyless entry systems
• Industrial control transmitters

Procurement Notes

Verify the specific ordering suffix against official NextGen Components documentation to ensure correct frequency and tolerance specifications. Confirm that the required package variant matches the 4-SMD No Lead form factor. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and current production status before finalizing procurement orders.

Selection Notes

Select this component when a precise 433.22 MHz resonant frequency is required for RF signal generation or filtering. Ensure the application environment remains within the specified -40°C to 85°C operational temperature range. Consider the 2.0 dB maximum insertion loss when designing matching networks to maintain signal integrity in low-power wireless transmission circuits.

Part Context

This part belongs to the SIR series of SAW resonators produced by NextGen Components. The series provides various frequency options for radio frequency applications. The SIR433M220S042 specifically targets the 433 MHz ISM band, offering a standardized solution for manufacturers developing compact wireless devices requiring reliable frequency stability.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult NextGen Components directly for cross-reference information or equivalent alternatives meeting identical electrical and mechanical specifications.