Description

The Si4133X1-BM is a monolithic integrated circuit that performs both IF and dual band RF synthesis for wireless communications applications. This electronic component model is a dual-band RF synthesizer that is specifically designed for digital cellular telephones, wireless LAN & WAN, analog cordless phones, and digital cordless phones.

Specifications and features

• Dual-Band RF Synthesizers: RF1: 900 MHz to 1.8 GHz, RF2: 750 MHz to 1.5 GHz
• IF Synthesizer: IF: 62.5 MHz to 1000 MHz
• Integrated VCOs, Loop Filters, Varactors, and Resonators
• Minimal (2) External Components Required
• Low Phase Noise
• Programmable Power Down Modes
• 1 µA Standby Current
• 18 mA Typical Supply Current
• 2.7 V to 3.6 V Operation
• Packages: 24-Pin TSSOP, 28-Lead MLP

Application Scenarios

The Si4133X1-BM is mainly used in wireless communication devices. Specifically, it is designed for dual-band communications, digital cellular telephones (GSM, DCS1800, PCS1900), digital cordless phones, analog cordless phones, and wireless LAN & WAN.

Comparison

• Dual-Band RF synthesizers: The Si4133X1-BM has RF1 and RF2 dual-band RF synthesizers which offers a wider frequency range for wireless communication devices.
• Minimal External Components Required: This electronic component requires only 2 external components which reduces the complexity and cost of the device design.
• Low Phase Noise: This model has low phase noise which ensures seamless communication and stable performance.

• Not suitable for applications outside of wireless communications: The Si4133X1-BM's features and specifications are designed for wireless communications applications only, limiting its potential applications.
• Limited package options: This model is only available in 24-Pin TSSOP and 28-Lead MLP packages, which may not be suitable for some device designs.