三星即将推出用于电磁炉的All in one 芯片S3F84B8 发布时间：2008.10.06 新闻来源：展亨科技(香港)有限公司/深圳市展亨隆电子有限公司 浏览次数： Memory: Full Flash 8K Bytes               SRAM 272 Bytes o10 bit PWM            - able to cooperate with comparators automatically (trigger and lock)           - Support anti-miss-trigger mechanism           - Support delay trigger mechanism o4 Comparators - refer voltage (0.45VDD-0.8VDD) o1 OPAMP o10 bit ADC oTimer/Counters n1 8bit BT n1 8bit timerA - Interval/capture/8bit PWM mode n1 16bit timer0 - Configurable to be 2 8bit timer/counters  - Interval mode - 6/7/8bit PWM mode   n   Programmable Buzzer n   Oscillation Frequency           - External crystal: 1-10Mhz           - External RCOSC: typ 8Mhz           - Internal RCOSC: 8MHz/0.5MHz l    Operation range           - voltage: 1.8-5.5V           - temperature:-45-+85℃ n     LVR 2.3/3.0/3.6/3.9 n     Package p 20SOP p 20DIP Control nPWM CMP0 Linkage oCMP0 output restart a new PWM cycle oCMP0 is able to delay the trigger signal (max 8us @ 8MHz) nPower control oMonitor System V oMonitor System I，by OPA and ADC oChange PWM duty cycle to change the IH cooker power oProtection nIGBT Over V：CMP output falling edge stops current PWM output，                                Restart at the next CMP0 trigger ,PWMDATA= PWMPDATA nSurge/Over I： CMP output falling edge stops current PWM output ，                                Restart when SW unlock nPWM anti-miss-trigger：setting minimum interval between 2 PWM cycle nCMP0 output filter nOver Temperature：Monitor the temperature of IGBT and PAN nPan Detect：IGBT on (set PWM as IO)，Count CMP0 Interrupts 返回上一页

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