Quad Band GSM / GPRS / Linear EDGE Transmit Module with 4 RF Switch Ports

Qorvo's RF3239 is a quad-band GSM/GPRS, linear EDGE transmit module with four interchangeable RF switch ports. The power amplifier supports GSM and EDGE Class 12 transmit in the 850, 900, DCS, and PCS bands. The four switch ports are UMTS transmit and receive capable and may be used for GSM and EDGE • GSM and Linear EDGE Transmit\n• Four High Linearity TRX Ports\n• Low RF Switch Port Loss\n• Few External Components Required\n• ESD Protection at Antenna Port\n• 0dBm to 6dBm Drive Level;

Qorvo

威讯联合

Intelligent 3.0V to 5.5V RS-232 Transceiver

DESCRIPTION The SP3249E device is an RS-232 transceiver solution intended for portable or hand-held applications such as notebook and palmtop computers. The SP3249E uses an internal high-efficiency, charge-pump power supply that requires only 0.1µF capacitors in 3.3V operation. This charge pump a

文件：719.62 Kbytes 页数：16 Pages

EXAR

艾科嘉

Intelligent 3.0V to 5.5V RS-232 Transceivers

DESCRIPTION The SP3249E device is an RS-232 transceiver solution intended for portable or hand-held applications such as notebook and palmtop computers. The SP3249E uses an internal high-efficiency, charge-pump power supply that requires only 0.1µF capacitors in 3.3V operation. This charge pump a

文件：128.46 Kbytes 页数：14 Pages

SIPEX

BIPOLAR ANALOG INTEGRATED CIRCUIT

FEATURES • Low current : ICC = 29.0 mA TYP. • Medium output power : PO (sat) = +12.5 dBm TYP. @ f = 1.0 GHz : PO (sat) = +10 dBm TYP. @ f = 2.2 GHz • High linearity : PO (1dB) = +10 dBm TYP. @ f = 1.0 GHz : PO (1dB) = +8 dBm TYP. @ f = 2.2 GHz • Power gain : GP = 25 dB TYP. @ f = 1.0 GHz :

文件：424.9 Kbytes 页数：21 Pages

RENESAS

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