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TSA5518M データシート

部品番号TSA5518M Philips
Philips Electronics Philips
コンポーネント説明1.3 GHz bidirectional I2C-bus controlled synthesizer
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GENERAL DESCRIPTION
The device is a single chip PLL frequency synthesizer designed for TV tuning systems. Control data is entered
via the I2C-bus; five serial bytes are required to address the device, select the oscillator frequency, program the 7 output ports and set the charge-pump current.

FEATURES
• Complete 1.3 GHz single chip system
• Low power 5 V, 40 mA
• I2C-bus programming
• One pin crystal oscillator
• In-lock flag
• Varicap drive disable
• Low radiation
• Address selection for picture in picture (PIP), DBS tuner, and so on
• 5-level A/D converter
• 7 bus-controlled ports (4 open-collector outputs and 3 emitter follower outputs), 1 bidirectional port
• Power-down flag
• Mixer/oscillator bandswitch output
• Available in SSOP20 package.

APPLICATIONS
• TV tuners and front-ends
• VCR tuners.

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