SI1021-A-GMR

Power - Output:	20dBm (Max)
Package / Case:	85-VFLGA Exposed Pad
Operating Temperature:	-40°C ~ 85°C
Current - Transmitting:	85mA
Current - Receiving:	18.5mA
Voltage - Supply:	1.8 V ~ 3.8 V
GPIO:	53
Serial Interfaces:	I²C, SPI, UART
Memory Size:	64kB Flash, 8.5kB RAM
Sensitivity:	-121dBm
Series:	--
Data Rate (Max):	256kbps
Frequency:	240MHz ~ 960MHz
Modulation:	FSK, GFSK, OOK
Protocol:	EZRadioPro
RF Family/Standard:	General ISM
Type:	TxRx + MCU
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Introduction to SI1021A-GMR RF Transceiver ICs

The SI1021A-GMR RF Transceiver IC is a single-chip transceiver designed for use in commercial-grade radio frequency (RF) applications. This IC is designed to support low-power, low-cost applications such as office automation systems, personal radio services and high-definition TV.

applications for SI1021A-GMR

The SI1021A-GMR can be used for a wide range of wireless applications. These include both general-purpose and specialty applications. It can support a variety of wireless standards, such as 802.11b/g/n, IEEE 802.16e, UMTS, EDGE, GPRS, Bluetooth 1.x/2.0/3.0/4.0, ZigBee, WiMAX and so on. It can also be used in combination with a number of other wireless technologies, such as ANT+, Bluetooth, WiFi, and ZWave, making it an ideal choice for applications requiring a flexible, low-power and low-cost design. In addition, the SI1021A-GMR can be used in applications such as remote monitoring, automated home systems and building automation systems. It also has the ability to interface with other sensor networks, such as ZigBee and ANT+.

Working Principle and Performance of SI1021A-GMR

The SI1021A-GMR uses a combination of external components and an on-chip transceiver, which works together to provide an extremely low-power and cost-effective solution for wireless applications. The on-chip transmitter and receiver make use of an enhanced receiver architecture, while the receiver uses an on-chip frequency translator to keep the signal frequency down.The SI1021A-GMR features an integrated RF transceiver, a speedy bit-rate and a selectable output power range of 0 to 18dBm. It also offers an on-chip GPIO port for direct connect, as well as the ability to interface with other external components. It includes a low-noise amplifier with automatic gain control, and a PA for differing output power levels. The SI1021A-GMR offers an impressive operating range of -40C to +120C with an average current consumption in low-power mode of 6.8mA, making it an ideal choice for powering smaller devices. It also features a low-noise figure of 4.0dB and a rejection ratio of 40dB.

Conclusion

The SI1021A-GMR is an extremely low-power and cost-effective RF transceiver IC that can be used in a wide range of wireless applications. It features an integrated RF transceiver, a speedy bit-rate and a selectable output power range of 0 to 18dBm, while also offering an impressive operating range of -40C to +120C. Additionally, it has a low-noise figure of 4.0dB and a rejection ratio of 40dB. This makes it an ideal choice for powering smaller devices, as well as a variety of wireless applications, such as office automation systems, personal radio services and high-definition TV.

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