明佳達電子｜WM8352GEB（Wolfson）｜ステレオ Hi-Fi コーデック

基本情報(ニュ-＆オリジナル)
型番：　　　　WM8352GEB
メーカ：　　　Wolfson
パッケージ：　QFN
コード：　　　2016+
鉛フリー / RoHS対応：はい

フィーチャー
Stereo Hi-Fi CODEC
• DAC SNR 95dB (‘A’ weighted @ 48kHz), THD –81dB
• ADC SNR 95dB (‘A’ weighted @ 48kHz), THD –83dB
• 40mW on-chip headphone driver with ‘capless’ option
• 16Ω headphone load: THD -72dB, Po = 20mW
• 2 differential microphone inputs with low-noise bias
voltage and programmable preamps
• Programmable high-pass filter for ADC
• Microphone and Headphone detection
• Auxiliary inputs for analogue signals
• Sample rates: 8, 11.025, 16, 22.05, 24, 32, 44.1 or 48kHz
System Control
• Support for 2-wire or 3-/4-wire Control Interface
• Handles power sequencing, reset signals and fault
conditions
• Autonomous power source selection (battery, wall adaptor
or USB bus)
• Total current drawn from USB bus is limited to comply with
USB 2.0 standard and USB OTG supplement
Supply Generation
• 2 x DC-DC Buck Converters (0.85V - 3.4V, Up to 1A)
• 2 x DC-DC Buck Converters (0.85V - 3.4V, Up to 500mA)
• 2 x DC-DC Boost Converters (5V - 20V, 40 to 200mA)
• 4 x LDO voltage regulators (0.9V - 3.3V, 150mA)
LED Drivers
• 2 programmable constant-current sinks, suitable for
screen backlight or white LED photo flash
• 3 open-drain outputs for RGB LEDs
Battery Charger
• Single-cell Li-Ion / Li-Pol battery charger
• Thermal protection for charge control; temperature
monitoring available for thermal regulation
• LED outputs to indicate charge status and fault conditions
Additional Features
• “Always on” RTC with wake-up alarm
• Watchdog timer
• Up to 13 configurable GPIO pins
• On-chip crystal oscillator and internal RC oscillator
• Low power FLL supporting wide range of input clocks
• 7x7mm, 129 BGA package, 0.5mm ball pitch

支払い　
T/T 、PayPal、Western Unionはお勧め
(詳しくはお問い合わせください)

出荷
中国流通王はお勧め
(詳しくはお問い合わせください)

明佳達電子有限会社
「プロ＆専念」、いつまでも、変えない