| No. | Partie # | Fabricant | Description | Fiche Technique |
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SHANGHAI BELLING |
1024 segment low voltage and low noise BBD p=100kHz 1024 BBD 2.5 % 0.25 mVrms 73 dB BL3207 fcp BL3207 ( (Hz) 1024 BBD td td = 1024 fcp R,C BL3102 ) (3) 1) (LPF), LPF LPF 2) DC / .3. 4 BL3207 1024 4 3 2 1 0246 BBD 10k 100k BL3207 100k 100k Rs 5.6k VDD In Low Pass Filter |
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BELLING |
High-speed transceiver fail-safe circuitry, which guarantees a logic-high receiver output when the receiver inputs are open or shorted. This means that the receiver output will be logic-high even if all transmitters on a terminated bus are disabled. The BL3085E features re |
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SHANGHAI BELLING |
COMS Clock Generator/Driver It can drive 4096-stage like low voltage operation BBD.directly. 2-phase clock output Build-in VGG generator for low voltage operation BBD. Single power supply(4V-10V) 8-pin plastic DIP Application Circuit Vdd IN Low Pass Filter 3.3µ f1 |
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BELLING |
HIGH CURRENT ADJUSTABLE VOLTAGE REGULATOR ec) TS -40 150 °C TLEAD 260 °C ESD (human body model) ESD 4000 V *: Absolute maximum ratings are stress ratings only and functional device operation is not implied. The device could be damaged beyond Absolute maximum ratings. Page2 www.bell |
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BELLING |
HIGH CURRENT ADJUSTABLE VOLTAGE REGULATOR Output Voltage Difference Vin-Vout 40 V Power Dissipation Pd Internal limited Operating Temperature Range TOPR 0 125 °C Storage temperature TS -65 150 °C Lead temperature (soldering, 10sec) TLEAD 260 °C *: Absolute maximum ratings are st |
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BELLING |
4 Channel 2:1 Switch 1、VCC：4.0V-5.5V 2、Low On-Resistance: 5Ω 3、Fast switching: 10.0ns (VDD=5V) 4、Low crosstalk: -70dB (VDD = 5V) 6、Packaging(Pb-free & Green Available): SOP-16 、SSOP-16 6、ESD：>4000V HBM Pin Configuration IN S1A S2A DA S1B S2B DB GND Block Diagram VDD E |
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BELLING |
Low-power narrowband FM |
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SHANGHAI BELLING |
Telephone low voltage audio amplifier circuit Amp 1. ( f<100Hz) Amp 2. Gvo2 Po f=1KHz, RL=32Ω Vcc=3V, RL=16Ω,THD≤10% Vcc=6V, RL=32Ω,THD≤10% Vcc=12V, RL=100Ω, THD≤10% ( f=1KHz) THD Vcc=6V, RL=32Ω,Po=125mW Vcc≥3V, RL=8Ω,Po=20mW Vcc≥12V,RL=32Ω, Po=200mW GBW (Vcc=6V, △Vcc=3V) PSRR C1= |
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SHANGHAI BELLING |
high quality hands free speakerphone system Voice switched speakerphone circuit. All necessary level detection and attenuation controls for a hand-free telephone included. Background noise level monitoring with long time constant. Background sound level compensation for transmit and receive l |
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SHANGHAI BELLING |
Voice Switched Speakerphone Circuit of a feature phone. Improved Attenuator Gain Range: 52 dB Between Transmit and Receive Low Voltage Operation for Line-Powered Applications (3.0 – 6.5V) 4-Point Signal Sensing for Improved Sensitivity Background Noise Monitors for Both Transmit and Re |
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SHANGHAI BELLING |
8 OTP microcontroller chip connected PA6 PA7 ： SOP24/DIP24。 5． BL35P12 MCU ， BL2220 。 http://www.belling.com.cn -2Total 5 Pages 9/12/2006 8OTPBL35P12 USER OTP ROM - 2K BYTES SRAM - 64BYTES 7 0 KEYBOARD INTERRUPT D D R ACCUMULATOR 7 0 A P O R T A 8 PA0~PA7 |
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SHANGHAI BELLING |
1024-stage low voltage operation and low noise BBD variable delay line ¡¤ Adjustable audio signal delay time range:2.56ms-51.2ms ¡¤ Wide supply voltage range:4V-10V ¡¤ Typical insertion loss: Li=0dB ¡¤ Wide dynamic range: S/N=73dB(type) ¡¤ Low distortion: THD=0.4%(type) ¡¤ Clock frequency range:10kHz-200kHz ¡¤ N-channel |
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SHANGHAI BELLING |
1024-stage low voltage operation and low noise BBD variable delay line ¡¤ Adjustable audio signal delay time range:2.56ms-51.2ms ¡¤ Wide supply voltage range:4V-10V ¡¤ Typical insertion loss: Li=0dB ¡¤ Wide dynamic range: S/N=73dB(type) ¡¤ Low distortion: THD=0.4%(type) ¡¤ Clock frequency range:10kHz-200kHz ¡¤ N-channel |
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SHANGHAI BELLING |
2048-stage low voltage operation and low noise BBD variable delay line in audiofrequency range ¡ñ ¡ñ ¡ñ ¡ñ ¡ñ ¡ñ ¡ñ ¡ñ Adjustable audio signal delay time range: 10.24ms102.4ms Wide supply voltage range: 5V-10V Typical insertion loss: Li=0dB Wide dynamic range: S/N=71B(type) Low distortion: THD=2.5%(type) Clock frequency range: 10kHz-100kHz N-c |
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SHANGHAI BELLING |
2048-stage low voltage operation and low noise BBD variable delay line in audiofrequency range ¡ñ ¡ñ ¡ñ ¡ñ ¡ñ ¡ñ ¡ñ ¡ñ Adjustable audio signal delay time range: 10.24ms102.4ms Wide supply voltage range: 5V-10V Typical insertion loss: Li=0dB Wide dynamic range: S/N=71B(type) Low distortion: THD=2.5%(type) Clock frequency range: 10kHz-100kHz N-c |
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SHANGHAI BELLING |
8-Bit OTP MCU PA0-PA7 4． I/O I/O SOURCE SOURCE OUTPUT INPUT I/O I/O IO （ RC ） IO （ RC ） OTP ； ， IO ， IO ，， ：86-21-64850700 : www.belling.com.cn 3 17 Shanghai Belling Co., Ltd. BL35P02R ：86-21-64850700 : www.belling.com.cn 4 17 Shangha |
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SHANGHAI BELLING |
800mA Synchronous Buck Converter • High Efficiency: Up to 96% • 1.5MHz Constant Switching Frequency • Current Mode Operation for Excellent Line and Load Transient Response • No Schottky Diode Required • 2.5V to 5.5V Input Voltage Range • 1.0V,1.2V,1.5V,1.8V,2.5V and 3.3V Fixed/Adjus |
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BELLING |
3-TERMINAL ADJUSTABLE OUTPUT POSITIVE VOLTAGE REGULATOR Output current in excess of 100mA Output voltage Adjustable from 1.3V to 37V Internal short circuit current limiting Internal thermal overload protection Output transistor safe-area compensation Floating Operation for High Voltage Applic |
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BELLING |
Low narrowband FM 0.1u 0.1u 20k 0.1u R9 100k + C12 4.7u R10 1k 18k R7 3.3k C11 0.1u 0.001u R5 6.8k R4 C10 C9 R6 0.001u 470k 4.7k 10k R8 VR2 3.3k R3 C7 0.022u 0.047u C8 22k VR1 0.1u 0.1u 20k 0.1u Page3 www.belling.com.cn V1.0 BL3361D 6. Page4 www.b |
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SHANGHAI BELLING |
2048 segment low voltage and low noise BBD =0.36Vrms 3dB (fi=1kHz, 0dB) Vi fcp=40kHz,fi=1kHz,THD=2.5% Li fcp=40kHz,fi=1kHz, Vi=0.36Vrms THD fcp=40kHz,fi=1kHz, Vi=0.25Vrms Vno fcp=100kHz S/N fcp=100kHz 10.24 10 -4 0.36 71 102.4 ms kHz 4 2.5 0.25 Vrms dB % mVrms dB BL3208 fcp |
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