TSH511CF STMicroelectronics, TSH511CF Datasheet
TSH511CF
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TSH511CF Summary of contents
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Features ■ Supply voltage: 2.3V to 5.5V ■ Carriers frequency range: 0.4MHz to 11MHz ■ Two FM receivers for stereo ■ Integrated audio buffers ■ Audio outputs: 20mW into 16 ohms ■ High sensitivity: 4µV @12dB SINAD ■ Flexibility: access ...
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Contents Contents 1 Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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TSH511 1 Block diagram Figure 1. Block diagram GND GND 2 2 AMP-IN2 AMP-IN2 VCC VCC 3 3 amp. amp. LNA-OUT2 LNA-OUT2 VCC VCC LNA LNA 6 6 LNA-IN LNA-IN GND GND ...
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Block diagram Table 1. Pin descriptions Pin Pin name 10 AMP-IN1 11 DEC-LNA 12 AMP-OUT1 13 GND 14 LIM-IN1 15 DEC-LIM1A 16 LIM-OUT1 17 DEC-LIM1B 18 MIX-IN1 19 VCC 20 MIX-OUT1 21 GND 22 BUF-IN1 23 MUTE-IN 24 MUTE-INT 25 ...
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... Electrostatic discharge pulse (ESD pulse) simulating a human body discharge of 100pF through 1.5kΩ. 3. Discharge to ground of a device that has been previously charged. 4. Electrostatic discharge pulse (ESD pulse) approximating a pulse of a machine or mechanical equipment. 5. Corporate STMicroelectronics procedure number 0018695. Table 3. Operating conditions ...
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Electrical characteristics 3 Electrical characteristics Table 2.7V amb (unless otherwise specified) Symbol Parameter Overall circuit (referring to typical application schematic, without reject filters) Current consumption I CC_OX RX1 is on, RX2 is on Current consumption ...
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TSH511 Table 2.7V amb (unless otherwise specified) (continued) Symbol Parameter Input impedance defined as Z AMP_IN R in parallel with C AMP_IN Z Output impedance AMP_OUT P 1dB compression point 1dBAMP BW -3dB AMP bandwidth ...
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Electrical characteristics Table 2.7V amb (unless otherwise specified) (continued) Symbol Parameter THD Distortion in power amplifier mode OD Crosstalk: isolation between the two V ISOL audio buffers Standby Low level input voltage of Standby V ...
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TSH511 4 Overall circuit performance Figure 2. Supply current vs. supply voltage 20 RX1+RX2+Buffers 18 16 RX1+Buffers (V) CC Figure 4. S/N vs. 2.8 MHz input level ...
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Audio buffer performance 5 Audio buffer performance Figure 7. Output THD+N vs. output power (R = 16Ω OUT-BUF Figure 9. Output ...
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TSH511 Figure 13. Output THD+N vs. output voltage (R = 10kΩ Ω 2. kHz kHz 5.5V CC ...
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Audio buffer performance Figure 19. Output power vs. temperature -40 -20 12/ 2.7V CC Ω RMS ...
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TSH511 6 Typical application schematics Figure 20 shows a typical layout for the stereo infrared receiver. Figure 20. Stereo infrared receiver Typical application schematics 13/25 ...
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Application information 7 Application information This section provides application information for some typical applications. 7.1 Infrared stereo headphone application The right side of Figure 21 TSH511. The sensitive LNA, directly connected to the photo diode, does not require an external ...
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TSH511 Figure 22. Stereo headphone application diagram 7.2 Multimedia application Headset side As shown in Figure through 2.3MHz and 2.8MHz stereo infrared carriers. The access pins to the RF amplifiers allow the use of a 1.7MHz reject filter to cancel ...
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Application information Figure 23. Headset side block diagram TSH511 & 512 supply: TSH511 & 512 supply: TSH511 & 512 supply: 2.3 to 5.5V 2.3 to 5.5V 2.3 to 5.5V Voice transmitted to the PC ...
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TSH511 8 General description The TSH511 is a 0.4MHz to 11MHz dual FM analog receiver. The incoming signal is amplified with a 22dB low noise amplifier (LNA) section. The good noise performance of the LNA allows the photo diode for ...
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General description The demodulated signal can be amplified by the audio buffer section after de-emphasis. Each audio buffer can drive a 16Ω headphone with 20mW power. The two standby pins SBY1 & SBY2 allow the second receiver RX2 to be ...
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TSH511 The LNA output is directly connected to LNA-OUT1 and LNA-OUT2 pins in parallel (pin 8 and 4 respectively). Because the LNA minimum impedance load each pin LNA-OUT1 or LNA-OUT2 must be 2k The series 50 resistor ...
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General description The low output impedance of the demodulator (MIX-OUT pins) drives the external volume control and the de-emphasis filter. Figure 28. FM demodulator schematics 8.4 Squelch section To avoid audio FM noise at the speakers when no carrier is ...
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TSH511 Figure 29. Squelch schematics The squelch section is driven by the receiver RX1 but controls both audio buffers. 8.5 Audio buffer sections The audio signal from an FM demodulator enters into the 6dB/octave low-pass filter for de- emphasis. 50µs ...
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... These packages have a lead-free second level interconnect. The category of second level interconnect is marked on the package and on the inner box label, in compliance with JEDEC Standard JESD97. The maximum ratings related to soldering conditions are also marked on the inner box label. ECOPACK is an STMicroelectronics trademark. ECOPACK specifications are available at: www.st.com. 22/25 SBY2 RX1 & ...
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TSH511 Figure 30. TQFP44 package mechanical data Ref Dimensions Millimeters Min. Typ. Max. 1.6 0.05 0.15 1.35 1.40 1.45 0.30 0.37 0.45 0.09 0.20 11.80 ...
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... Ordering information 10 Ordering information Table 7. Order codes Part number TSH511CF TSH511CFT (1) TSH511CYFT 1. Qualification and characterization according to AEC Q100 and Q003 or equivalent, advanced screening according to AEC Q001 & Q 002 or equivalent are on-going. 11 Revision history Date 01-Aug-2001 01-Dec-2003 01-April-2005 5-Jul-2007 12-Nov-2007 24/25 Temperature ...
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... TSH511 Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. ...