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RF800-SO Datasheet(PDF) 7 Page - rfsolutions.ltd |
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RF800-SO Datasheet(HTML) 7 Page - rfsolutions.ltd |
7 / 9 page DS800-4 July ’07 ©2007 RF Solutions Ltd, www.rfsolutions.co.uk Page 7 Tel 01273 898000 Fax 01273 480661 Radio Encoder / Decoder IC’s RF800 Technical Specifications: Absolute Maximum Ratings Note : Stresses above those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. Item Rating Units Supply voltage 4 to 5.5 V Input voltage -0.3 to VDD + 0.3 V Output voltage -0.3 to VDD+ 0.3 V Max output current 25 mA Storage temperature -55 to +125 °C (Note) Lead soldering temp 300 °C (Note) ESD rating 4000 V Max O/P current sunk by any I/O pin 25 mA Max O/P current sourced by any I/O pin 25 mA RF800 Decoder/ Encoder Electrical Characteristics Min Typical Max Unit Operating current(average) Vdd = 5V 1.8 3.3 mA Standby current 1.8 3.3 µA High level Input voltage .45 Vdd Vdd V Low level input voltage Vss .2Vss V High level output voltage Vdd-0.7 V Low level output voltage 0.6 V Output Pin Current rating 25 mA LED sink current 5 25 mA RF800E / 800D System Characteristics Electrical Characteristics Min Typical Max Unit Time from RF800E input operation to RF800D Output asserted: Element time of 100uSecs Element time of 400uSecs 16.6 66.4 16.8 66.6 17 66.8 mS Time from RF800E input released to RF800D Output released: Element time of 100uSecs Element time of 400uSecs 16.6 66.4 16.8 66.6 17 66.8 mS Decoder Momentary Output Time of operation 350 mS Note that in momentary mode, the output will be asserted for as long as the 204 buttons are pressed. |
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