No | Part number | Description ( Function ) | Manufacturers | |
1 | BL7442LV | 2K-bit EEPROM encryption logic deposit BL7442LV 2K 位 EEPROM 逻辑加密存 储卡 一、概述 BL7442LV 是上海贝岭自行开发、 采用 1..2 um CMOS E2PROM 工艺制造的 2Kbit 加密 IC 卡芯片。256 字节,带写保护功能,具有可编程密码(PSC),可在 3V~5V 电压下工作。 BL7442LV 有 A 型和 B 型两种,可用于电子消费卡、公司卡、健康卡、会� |
SHANGHAI BELLING |
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Part No | Description ( Function) | Manufacturers | |
7442 | TONE CONTROL AND SURROUND DIGITALLY CONTROLLED AUDIO PROCESSOR ® TDA7442 TDA7442D TONE CONTROL AND SURROUND DIGITALLY CONTROLLED AUDIO PROCESSOR 4 STEREO INPUTS INPUT ATTENUATION CONTROL IN 0.5dB STEP TREBLE AND BASS CONTROL TWO SURROUND MODE AVAILABLE WITH 4 SELECTABLE RESPONSES: - MUSIC - SIMULATED STEREO TWO SPEAKER ATTENUATORS: - 2 IN |
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7442 | BCD to Decimal Decoder DM7442A BCD to Decimal Decoder August 1986 Revised February 2000 DM7442A BCD to Decimal Decoder General Description These BCD-to-decimal decoders consist of eight inverters and ten, four-input NAND gates. The inverters are connected in pairs to make BCD input data available for |
Fairchild Semiconductor |
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7442 | 4 TO 10 LINE BCD TO DECIMAL DECODER Vcc Inputs Outputs 16 15 14 13 12 11 10 9 ABCD9 8 7 A = 1, B = 2, C = 4, D = 8 Selected output goes LOW 012345 6 1 234 5 6 78 Outputs GND 7442: 4 TO 10 LINE BCD TO DECIMAL DECODER |
ETC |
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ADUM7442 | (ADUM7440 - ADUM7442) 1 KV RMS Quad-Channel Digital Isolator Data Sheet 1 kV RMS Quad-Channel Digital Isolators ADuM7440/ADuM7441/ADuM7442 FEATURES Small, 16-lead QSOP 1000 V rms isolation rating Safety and regulatory approvals UL recognition UL 1577: 1000 V rms for 1 minute Low power operation 5 V operation 2.25 mA per channel maximum a |
Analog Devices |
List of most widely used semiconductors
Part Number | Function | Manufacturers | |
1N4007 | The 1N4007 is a rectification diode that is designed for high-voltage applications, typically up to 1000V. It has a maximum current rating of 1A and a forward voltage drop of around 0.7V. |
Vishay |
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LM317 | This is a popular adjustable voltage regulator. |
ON Semiconductor |
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6N137 | LM393 | 2N3906 | 2N2222 | TIP120 | 1N5818 | LM324N | A1015 | SMAJ20CA |