蓝牙4.0芯片

A highly integrated SOC for Bluetooth audio stream process and MP3 player, FR2980 integrates MP3 decoder, OTG, SD/MMC card controller, SARADC, Audio CODEC，POWER KEY , RTC, Low Power Detect and Embedded voice processor in a single chip. Compared with traditional Bluetooth audio solution such as BT So BLUETOOTH\r\n• A2DP V1.2 and AVRCP V1.4 supported\r\n• Easily integrate with Bluetooth controller such as RDA5876/FR5615 using UART HCI interface\r\n• AEC (acoustic echo cancellation) up to 60dB\r\n• One microphone mode, ease for application\r\n• AGC\r\n• OTG 2.0 full-speed controller\r\n• Embedded ;

ZCAN

圳呈微

High-Voltage Buck Control ICs for Constant LED Current Regulation

Description The IRS254(01,11) are high voltage, high frequency buck control ICs for constant LED current regulation. They incorporate a continuous mode time-delayed hysteretic buck regulator to directly control the average load current, using an accurate on-chip bandgap voltage reference. These p

文件：501.85 Kbytes 页数：2 Pages

IRF

LED DRIVER CONTROL IC

Description The IRS2980S utilizes International Rectifiers control and high-voltage technologies to realize a simple, high-performance Buck LED driver solution. This solution is based on hysteretic output current regulation typically operating from 25 kHz to 120 kHz. Frequency and duty cycle vary

文件：339.41 Kbytes 页数：18 Pages

IRF

VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT LOW ESR OUTPUT CAPACITORS COMPATIBLE

DESCRIPTION The LD2980 series are 50mA fixed-output voltage regulator. The low drop-voltage and the ultra low quiescent current make them suitable for low noise, low power applications and in battery powered systems. ■ STABLE WITH LOW ESR CERAMIC CAPACITORS ■ ULTRA LOW DROPOUT VOLTAGE (0.12V TY

文件：416.11 Kbytes 页数：17 Pages

STMICROELECTRONICS

意法半导体