...tial filter or driven through a balun (transformer) to provide a balanced drive from a single-ended source. The open-collector differential outputs may be used to drive a differential IF signal interface or converted to a single-ended signa...
Description
From old datasheet system DC-to-2.5 GHz High IP3 Active Mixer
...approximately 1.0dB less due to balun losses. Note 2: Guaranteed by design and characterization. Note 3: Two tones at 1.9GHz and 1.901GHz at...filter. AC couple to this pin. See the Typical Operating Characteristics for a plot of RXMXIN Impeda...
Description
Low-Cost RF Up/Downconverter with LNA and PA Driver
...and RFIN (single-ended input to balun) driven from 50 source, LNAOUT terminated into load; MIX_I, MIX_Q AC-coupled to 2k load; IIN1+, QIN1+,...filter output impedance of 1.1k can directly drive the VGA inputs since there is minimal mismatch lo...
Description
1.8GHz to 2.5GHz, Direct-Downconversion Receivers 1.8GHz to 2.5GHz Direct Downconversion Receivers
...nating the need to use external balun and switch circuits. On-chip VCO and PLL support multiple GSM, CDMA, GPRS standard reference clock fre...filter, only used if reference frequency is not integer multiples of 4 MHz. Pin for RF loop filter. ...
...ns of a balanced-to-unbalanced (balun) transformer. For maximum available output power, the differential output should be matched to a load ...filter, charge pump output, VCO tuning input
5p
2
RO
analog I/O
37k
RO1 2
28p
XO...
...
2000 Feb 18
1805 to1880 MHz balun 0 925 to 960 MHz balun 41, 42
BLOCK DIAGRAM
Philips Semiconductors
Low power dual-band GSM tr...filter A transmit IF external filter B receiver IF output A receiver IF output B IF section of RF re...
Description
Low power dual-band GSM transceiver with an image rejecting front-end
...haracterization board at the RF balun input; unless otherwise specified. SYMBOL Pin RSSI VRSSI twake Systems SB.3 SB.5 IM3 sensitivity of RF input sensitivity of RF input intermodulation rejection BER 10-3; note 1 BER 10-5; note 1 - - -95...