Laird Connectivity 450-0169R Bluetooth/WiFi Transceiver Module - Equivalent & Substitute Parts

Part Overview

The Laird Connectivity 450-0169R is a Bluetooth and WiFi 802.11a/b/g/-c integrated transceiver module designed for surface mount applications. This module combines RF transmission and reception capabilities in a single chip-level package with integrated antenna functionality. The 450-0169R operates in the 2.402GHz to 2.48GHz frequency band and delivers a maximum data rate of 433.3Mbps.

The 450-0169R carries a Last Time Buy product status, indicating that this part number will no longer be manufactured after existing inventory is depleted. Identification of equivalent substitute parts is necessary to ensure design continuity and support for new production runs or design revisions.

Substiute Parts

450-0169R

Laird Connectivity Inc.In Stock: 1042450-0169R Datasheet

Current PartRFQ

453-00045R

Laird Connectivity Inc.In Stock: 6755453-00045R Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the 450-0169R is determined by the following critical parameters:

RF Capability Alignment: Both the main part and substitute must support Bluetooth and WiFi transceiver functionality with integrated antenna design.

Frequency Band Compatibility: The substitute must operate within or encompass the 2.4GHz band to maintain compatibility with existing RF designs. The 450-0169R operates at 2.402GHz ~ 2.48GHz.

Data Rate Performance: The substitute must deliver equivalent or superior data throughput. The 450-0169R specifies 433.3Mbps.

Power Supply Voltage: The substitute must operate within a compatible voltage range. The 450-0169R requires 3.2V ~ 3.6V.

Serial Interface Support: The substitute must provide compatible serial communication interfaces. The 450-0169R supports PCM, SDIO, and UART.

Mounting and Package Type: The substitute must be surface mount compatible to maintain PCB integration consistency.

Operating Temperature Range: The substitute must support the industrial temperature range of -40°C ~ 85°C.

Regulatory Compliance: The substitute must maintain RoHS compliance and equivalent MSL ratings.

The Laird Connectivity 453-00045R meets these substitution criteria through its Bluetooth v5.0 and WiFi 802.11ac protocol support, dual-band 2.4GHz and 5GHz operation, equivalent data rate, compatible voltage supply, surface mount package, and matching temperature range.

Parameter Comparison

Engineering Selection Recommendations

Product Status Consideration: The 450-0169R is designated Last Time Buy, meaning manufacturing will cease and existing inventory will be depleted. The 453-00045R carries Active product status, ensuring continued availability and long-term supply chain support.

Regulatory and Compliance Alignment: Both parts maintain RoHS compliance and identical MSL ratings of 4 (72 Hours), ensuring equivalent handling and storage requirements during manufacturing and assembly processes.

Protocol Enhancement: The 453-00045R implements Bluetooth v5.0 and WiFi 802.11ac standards, representing protocol advancement over the 450-0169R's 802.11a/b/g/-c and standard Bluetooth support. This upgrade path provides enhanced performance characteristics while maintaining backward compatibility with legacy Bluetooth and 2.4GHz WiFi applications.

Frequency Band Expansion: The 453-00045R adds 5GHz band support alongside 2.4GHz operation, enabling dual-band applications. Designs requiring single 2.4GHz operation remain compatible with the substitute part's 2.4GHz functionality.

Power Output Improvement: The 453-00045R delivers 18dBm output power compared to the 450-0169R's 16dBm, providing 2dBm additional transmit capability.

Voltage Supply Compatibility: The 453-00045R operates at 3.3V, which falls within the 450-0169R's 3.2V ~ 3.6V supply range, ensuring direct compatibility with existing power delivery circuits.

Serial Interface Consideration: The 453-00045R supports SDIO and UART interfaces. The 450-0169R additionally supports PCM. Designs utilizing PCM interface require verification of alternative communication pathways or confirmation that SDIO/UART provide equivalent functionality for the target application.

Frequently Asked Questions (FAQ)

Q: Can the 453-00045R directly replace the 450-0169R in existing designs?

A: The 453-00045R is electrically and mechanically compatible for most applications. Both parts share identical data rates (433.3Mbps), operating temperature ranges (-40°C ~ 85°C), surface mount packaging, and RoHS compliance. The primary design consideration is serial interface compatibility. The 450-0169R supports PCM, SDIO, and UART, while the 453-00045R supports SDIO and UART. If the design uses PCM communication, alternative interface routing must be evaluated.

Q: What are the key differences between these two parts?

A: The 453-00045R represents a protocol and frequency band upgrade. It implements Bluetooth v5.0 and WiFi 802.11ac standards with dual-band 2.4GHz and 5GHz support, compared to the 450-0169R's 802.11a/b/g/-c and single 2.4GHz band. The 453-00045R also provides 2dBm higher transmit power (18dBm vs. 16dBm). Both parts maintain equivalent data rates and operating temperature ranges.

Q: Is the 453-00045R suitable for 2.4GHz-only applications?

A: Yes. The 453-00045R operates across both 2.4GHz and 5GHz bands. Applications requiring only 2.4GHz operation will function correctly with the 453-00045R, utilizing the 2.4GHz band while the 5GHz capability remains available for future expansion.

Q: What is the impact of the 450-0169R's Last Time Buy status?

A: Last Time Buy designation indicates that the 450-0169R will no longer be manufactured after current inventory is exhausted. New production designs should transition to the 453-00045R to ensure long-term component availability and supply chain continuity. The 453-00045R carries Active product status, guaranteeing ongoing manufacturing and support.

Q: Are the voltage supply requirements compatible?

A: Yes. The 450-0169R requires 3.2V ~ 3.6V, and the 453-00045R operates at 3.3V. The 453-00045R's 3.3V supply point falls within the 450-0169R's acceptable voltage range, ensuring direct compatibility with existing power delivery circuits without modification.

Q: What packaging considerations apply to these modules?

A: Both parts are surface mount modules with integrated antenna design. The 450-0169R specifies 47-SMD Module packaging, and the 453-00045R specifies Module packaging. Both maintain MSL rating 4 (72 Hours), requiring identical moisture control and handling procedures during manufacturing and assembly.

Q: Can the 453-00045R support legacy Bluetooth and WiFi applications?

A: Yes. The 453-00045R implements Bluetooth v5.0 and WiFi 802.11ac, which maintain backward compatibility with legacy Bluetooth and 802.11a/b/g/-c devices. Existing applications designed for the 450-0169R will operate with the 453-00045R while gaining access to enhanced protocol features.