cx74037 Conexant Systems, Inc., cx74037 Datasheet
cx74037
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cx74037 Summary of contents
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... Two Intermediate Frequency (IF) Voltage Controlled Oscillator (VCO) inputs IF Variable Gain Amplifier (VGA) Two upconverters Two drivers for external Power Amplifiers (PAs). The CX74037 48-pin, 7x7 LGA package pin configuration is shown in Figure 1. A CX74037 block diagram is shown in Figure 2. MIX_IN+ MIX_IN ...
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... Cell RF SAW Technical Description The CX74037 is a TDMA transmitter for the 800 MHz and 1900 MHz bands. It also can be used transmitter in AMPS mode at the 800 MHz band. A band select command chooses between the 800 MHz band and the 1900 MHz band. A mode select command chooses between TDMA and AMPS mode ...
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... Input pin for the modulator LO signal. The frequency is 2xIF. Can be used single-ended. AC ground the unused pin. 42 IF_SELECT Control signal to select IF VCO INPUT1 or INPUT2. “1” will select IF VCO INPUT1 and “0” will select IF VCO INPUT2. 101103A September 27, 2000 Table 1. CX74037 Signal Definition ( Description Conexant – Proprietary Data Subject to Change 3 ...
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... Supply current in 800 MHz AMPS @ 7 dBm Supply current in 800 MHz (DRV_ENA off) Supply current in 1900 MHz TDMA @ 8.0 dBm Supply current in 1900 MHz TDMA (DRV_ENA off) Supply current in sleep mode 4 Table 1. CX74037 Signal Definition ( Description Table 2. Absolute Maximum Ratings Symbol Minimum VCC – ...
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... Gain degradation @ VCC 2.7 V ACPR in 30 kHz at 30 kHz offset @ –5 dBm output; cascaded ACPR in 30 kHz at 60 kHz offset @ –5 dBm output; cascaded 101103A September 27, 2000 Table 4. CX74037 Electrical Characteristics ( VCC = 3 PLO = –10 dBm, input externally matched A Symbol ...
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Parameter Output P1dB Noise figure @ 8 dB gain leakage @ maximum gain –10 dBm Operating temperature range LO frequency range LO input return loss (reference Output frequency Conversion gain ACPR in ...
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Parameter Input return loss (reference Output frequency Gain Output power level @ 16 dB gain Output P1dB ACPR in 30 kHz band at 30 kHz offset @ 8.0 dBm output; cascaded ACPR in 30 kHz band at ...
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... Pin 1 7.00 – 0.10 Top View 1.20 – 0.10 0.30 – 0.05 Side View Figure 3. CX74037 Package Dimensions for a 48-Pin, 7x7 LGA Package 8 3.450 0.300 – 0.05 0.355 – 0.05 Bottom View Mold Substrate Conexant – Proprietary Data Subject to Change Pin 1 indication Solder Mask Exposed Metal 3.450 0.500 ...
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... Ordering Information Transmit RF IC 101103A September 27, 2000 Model Name Manufacturing Part CX74037 Conexant – Proprietary Data Subject to Change Number 9 ...
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... Conexant Systems, Inc. All Rights Reserved. Information in this document is provided in connection with Conexant Systems, Inc. ("Conexant") products. These materials are provided by Conexant as a service to its customers and may be used for informational purposes only. Conexant assumes no responsibility for errors or omissions in these materials. Conexant may make changes to specifications and product descriptions at any time, without notice ...
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... Phone: (800) 854-8099 (North Fax: America) (949) 483-6996 (International) Europe – Israel/Greece Phone: Printed in USA Fax: World Headquarters Conexant Systems, Inc. Europe South – France Phone: 4311 Jamboree Road Fax: Newport Beach, CA 92660-3007 Europe Mediterranean – Italy Phone: (949) 483-4600 Phone: ...