TimerBlox Overview
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Linear Technology
CorporationTimerBlox Overview
Senior Product Marketing EngineerSignal Conditioning
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New TimerBlox FamilyNew TimerBlox FamilyResistor-Set Universal Integrated Timing Devices
oo Innovation Built on Our Successful Silicon Oscillator TechnologyInnovation Built on Our Successful Silicon Oscillator Technologyo Clocks for Switcher Synchronization & General Clock Applications
o Easy to Use: Programmable with One Resistor
o Solid State: High Shock, Vibration, Temperature
o Accurate
o Low Power
2006 Linear Technology
o Small Sizeo Fast Startup
oo TimerBloxTimerBlox Parts: Targeted, Easy to Implement Timing Functions Parts: Targeted, Easy to Implement Timing Functionso Voltage-Controlled Oscillator (VCO)
o Low Frequency Clock
o Pulse-Width Modulation (PWM)
o One-Shot
o Delay
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TimerBlox Applications ExamplesTimerBlox Applications Examples
o Temperature To Frequency Converter
o Motor Control
o LED Dimming
o Isolation
2006 Linear Technology
Temperature to Frequency Convertero Long Interval Timers
LED Dimming via Direct PWM ControlMissing Pulse Detector
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Alternatives Offer Non-optimal Solutions
Microcontroller LimitationsMicrocontroller Limitations
o Software Required
o Complicated
o Development and Maintenance Time and Expense
What Do TimerBlox Products Replace?What Do TimerBlox Products Replace?
2006 Linear Technology
o Large Footprint
RCRC--Based Clock (e.g. 555 Timer) LimitationsBased Clock (e.g. 555 Timer) Limitations
o Additional Components Required (Rs, Cs, Diodes, Discrete Logic etc.)
o Large Footprint
o Limited Accuracy
o Limited Frequency Choices due to available R & C values
o High Power Consumption
TimerBlox: Simple Design and NO Programming RequiredTimerBlox: Simple Design and NO Programming Required
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o Programmable Operating Rangefrom 9.5hr period, up to 2MHz
o 2.25V to 5.5V Single Supply
o Internal Oscillator
o No Crystal
TimerBloxTimerBloxKey Specifications
2006 Linear Technology
o No Timing Capso Output Sources/Sinks 20mA
o Simple, Easy to Use
o Fast Startup
o 60A to 250A
o SOT23 or 2mm x 3mm DFN
o 40C to 125C Operation
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TimerBloxTimerBloxCommon Features
2006 Linear Technology
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TimerBloxTimerBloxDatasheets
2006 Linear Technology
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TimerBlox SupportTimerBlox SupportWide Range of Tools Ensure Quick & Easy Setup
oo DatasheetsDatasheets
o Extensive Collection of Applications
o Simple Step-by-Step Setup Instructions
2006 Linear Technology
oo Comprehensive Circuit Collection:Comprehensive Circuit Collection: circuits.linear.com/circuits.linear.com/TimerBloxTimerBlox
oo Complete Set of TimerBlox LTSPICE ModelsComplete Set of TimerBlox LTSPICE Models
oo
TimerBlox Designer SoftwareTimerBlox Designer Softwareo Excel Based Setup Tool
o Selects Exact Part and Resistor Values
o Provides Timing Diagram
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Demonstration Circuit DC1562Demonstration Circuit DC1562Available for all Versions of the TimerBlox Family
PrePre--configured Timing Functionsconfigured Timing Functions
oo Demo Circuit in CenterDemo Circuit in CenterEasily Breaks Out
oo Prototype AreaPrototype AreaSupports DIP8, S8, MS8 & S6
2006 Linear Technology
1Rising Edge Triggered2Falling Edge Triggered
with Power and Ground Bus
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TimerBlox Designer ToolTimerBlox Designer ToolQuickly Select and Setup any TimerBlox Device
2006 Linear Technology
oo Quick & SimpleQuick & Simple
oo Provides Specific Part NamesProvides Specific Part Namesand Resistor Valuesand Resistor Values
oo Includes Timing DiagramIncludes Timing Diagram
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TimerBloxTimerBlox BenefitsBenefits
oo Complete and SimpleComplete and Simple
o Internal Silicon Oscillator No Crystal, Ceramic or RC Oscillator
o No Software Programming, Configurable with only 3 Resistors
oo Low Voltage and Supply Current for Handheld & Portable DevicesLow Voltage and Supply Current for Handheld & Portable Devices
o Operates with 2.25V to 5.5V
2006 Linear Technology
o Requires only 60A to 250Aoo Buffered Output forBuffered Output for OptoOpto--isolation or Transformerisolation or Transformer
o 20mA Output Drive
oo Small Package (for small designs)Small Package (for small designs)
o ThinSOT and 2x3mm DFN package
oo Robust OperationRobust Operation
o Specified from 40C to 125C
