نمایش بزرگتر
U4090B-PFNG3Y
کد کالا: 2877
نو (جدید)
دستهبندی: آی سی های متفرقه
موجودی: این محصول در انبار موجود نیست
آی سی U4090B-PFNG3Y جهت ارتقاء EMI ویژگی تلفن و فاکس استفاده می گردد
ویژگی های: U4090B-PFNG3Y
مشخصات کلی
نوع نصب :
SMD
Package :
SSOP-44
نوع :
صنعتی
اطلاعات بیشتر
آی سی U4090B-PFNG3Y جهت ارتقاء EMI ویژگی تلفن و فاکس استفاده می گردد
IC MONO FEATURE PHONE EMI 44SSOP - U4090B-PFNG3Y
Features
• DC Characteristic Adjustable
• Transmit and Receive Gain Adjustable
• Symmetrical Input of Microphone Amplifier
• Anti-cl ippi ng in Tr ansmi t Dir ectio n
• Automatic Line-loss Compensation
• Symmetrical Output of Earpiece Amplifier
• Buil t-in Ear Protectio n
• DTMF and MUTE Input
• Adjustable Sidetone Suppression Independent of Sending and Receiving Amplification
• Speech Circuit with Two Sidetone Networks
• Buil t-in L ine Detectio n Circuit
• Integrated Amplifier for Loud-hearing Operation
• Anti-clipping for Loudspeaker Amplifier
• Improved Acoustical Feedback Suppression
• Power Down
• Voice Switch
• Tone Ringer Interface with DC/DC Converter
• Zero Crossing Detection
• Common Speaker for Loud-hearing and Tone Ringer
• Supply Voltages for all Functional Blocks of a Subscriber Set
• Integrated Transistor for Short-circuiting the Line Voltage
• Answering Machine Interface
• Operation Possible from 10 mA Line Currents
• Filters against EMI on Critical I/O
Applications
• Feature Phone
• Answering Machine
• Fax Machine
• Speaker Phone
Benefits
• Savings of One Piezoelectric Transducer
• Complete System Integration of Analog Signal Processing on One Chip
• Very Few External Components
• Fewer Components for EMI Pr otecti on
Features
• DC Characteristic Adjustable
• Transmit and Receive Gain Adjustable
• Symmetrical Input of Microphone Amplifier
• Anti-cl ippi ng in Tr ansmi t Dir ectio n
• Automatic Line-loss Compensation
• Symmetrical Output of Earpiece Amplifier
• Buil t-in Ear Protectio n
• DTMF and MUTE Input
• Adjustable Sidetone Suppression Independent of Sending and Receiving Amplification
• Speech Circuit with Two Sidetone Networks
• Buil t-in L ine Detectio n Circuit
• Integrated Amplifier for Loud-hearing Operation
• Anti-clipping for Loudspeaker Amplifier
• Improved Acoustical Feedback Suppression
• Power Down
• Voice Switch
• Tone Ringer Interface with DC/DC Converter
• Zero Crossing Detection
• Common Speaker for Loud-hearing and Tone Ringer
• Supply Voltages for all Functional Blocks of a Subscriber Set
• Integrated Transistor for Short-circuiting the Line Voltage
• Answering Machine Interface
• Operation Possible from 10 mA Line Currents
• Filters against EMI on Critical I/O
Applications
• Feature Phone
• Answering Machine
• Fax Machine
• Speaker Phone
Benefits
• Savings of One Piezoelectric Transducer
• Complete System Integration of Analog Signal Processing on One Chip
• Very Few External Components
• Fewer Components for EMI Pr otecti on
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