UniqueWare iButton器件

UniqueWare™ iButton® devices (DS1982U/DS1985U) are factory-programmed versions of the iButton Add-Only devices, DS1982 (1024 bit) and the DS1985 (16Kb) respectively. They differ from the regular devices in their custom ROM family codes (see Ordering Information) and the UniqueWare Identifier 5E7h in \n• 1024 bits or 64kbits electrically programmable read only memory (EPROM) communicates with the economy of one signal plus ground \n• Unique, factory lasered and tested 64-bit registration number (8-bit family code, 36-bit serialization, 12-bit UniqueWare identifier 5E7h, 8-bit CRC tester) assures;

16-kbit Add-Only iButton

iButton DESCRIPTION The DS1985 16-kbit Add-Only iButton is a rugged read/write data carrier that identifies and stores relevant information about the product or person to which it is attached. This information can be accessed with minimal hardware, for example a single port pin of a microcontroll

AC ??7 SoundMAX Codec

AC ’97 SoundMAX® Codec AC ’97 2.3 COMPLIANT FEATURES 6 DAC channels for 5.1 surround Greater than 90 dB dynamic range 20-bit resolution on all DACs S/PDIF Output Integrated stereo headphone amplifiers Variable rate audio Double rate audio (fS= 96 kHz) Line-level mono p

AC ??7 SoundMAX Codec

AC ’97 SoundMAX® Codec AC ’97 2.3 COMPLIANT FEATURES 6 DAC channels for 5.1 surround Greater than 90 dB dynamic range 20-bit resolution on all DACs S/PDIF Output Integrated stereo headphone amplifiers Variable rate audio Double rate audio (fS= 96 kHz) Line-level mono p

AC ??7 SoundMAX Codec

AC ’97 SoundMAX® Codec AC ’97 2.3 COMPLIANT FEATURES 6 DAC channels for 5.1 surround Greater than 90 dB dynamic range 20-bit resolution on all DACs S/PDIF Output Integrated stereo headphone amplifiers Variable rate audio Double rate audio (fS= 96 kHz) Line-level mono p

Ultra-High-Efficiency White LED Drivers

General Description The MAX1984/MAX1985/MAX1986 are white light-emitting diode (LED) drivers that use individual regulators to control the current of up to eight LEDs. A high-efficiency step-up regulator generates just enough voltage to keep all the current regulators in regulation. A versatile d