IC Multidisplay LED Controller Features: Step-Up/Direct-Connect Fractional Charge Pump Provides Up to 92% Efficiency Up to 400mA Continuous Output Current Independent Current and Dimming Control for 1-6 LED MAIN, 1-4 LED SUB and RGB LED Displays LED Currents Programmable Using 2-Wire I2C™ Serial Interface 1% LED Current Matching Low Noise Constant Frequency Operation* Minimal Component Count Automatic Soft-Start Limits Inrush Current 16 Exponentially Spaced Dimming States Provides 128:1 Brightness Range for MAIN and SUB Displays Up to 4096 Color Combinations for RGB Display Low Operating Current: IVIN = 180µA Tiny, Low Profile 24-Lead (4mm × 4mm × 0.75mm) QFN Package

12-Bit, 170Msps ADCs Features: Sample Rate: 170Msps/135Msps 67.5dB SNR up to 140MHz Input 80dB SFDR up to 170MHz Input 775MHz Full Power Bandwidth S/H Single 3.3V Supply Low Power Dissipation: 890mW/660mW LVDS, CMOS, or Demultiplexed CMOS Outputs Selectable Input Ranges: ±0.5V or ±1V No Missing Codes Optional Clock Duty Cycle Stabilizer Shutdown and Nap Modes Data Ready Output Clock Pin Compatible Family 185Msps: LTC2220-1 (12-Bit) 170Msps: LTC2220 (12-Bit), LTC2230 (10-Bit) 135Msps: LTC2221 (12-Bit), LTC2231 (10-Bit) 64-Pin 9mm × 9mm QFN Package

Low Noise Regulated Charge Pump in 2 2 DFN Features: Fixed 3.3V or 5V Outputs VIN Range: 1.8V to 4.5V (LTC3204-3.3/LTC3204B-3.3) 2.7V to 5.5V (LTC3204-5/LTC3204B-5) Output Current: Up to 150mA (LTC3204-5/LTC3204B-5) Up to 50mA (LTC3204-3.3/LTC3204B-3.3) Automatic Burst Mode® Operation with IQ = 48µA (LTC3204-3.3/LTC3204-5) Constant Frequency Operation at All Loads (LTC3204B-3.3/LTC3204B-5) Low Noise Constant Frequency (1.2MHz) Operation* Built-In Soft-Start Reduces Inrush Current Shutdown Disconnects Load from Input Shutdown Current <1µA Short-Circuit/Thermal Protection Available in Low Profile 6-Lead DFN Package

High Current Micropower Synchronous Buck-Boost DC/DC Converter Features: Regulated Output with Input Above, Below or Equal to the Output Single Inductor, No Schottky Diodes High Efficiency: Up to 95% 25µA Quiescent Current in Burst Mode® Operation Up to 1.2A Continuous Output Current from a Single Lithium-Ion True Output Disconnect in Shutdown 2.4V to 5.5V Input Range 2.4V to 5.25V Output Range 1MHz Fixed Frequency Operation Synchronizable Oscillator Selectable Burst Mode or Fixed Frequency Operation <1µA Quiescent Current in Shutdown Small, Thermally Enhanced 12-Lead (4mm × 3mm) DFN package

16-Bit Rail-to-Rail DACs in 10-Lead DFN Features: Smallest Pin-Compatible Single DACs: LTC2601: 16 Bits LTC2611: 14 Bits LTC2621: 12 Bits Guaranteed Monotonic Over Temperature Wide 2.5V to 5.5V Supply Range Low Power Operation: 300µA at 3V Power Down to 1µA, Max High Rail-to-Rail Output Drive (±15mA, Min) Double-Buffered Data Latches Asynchronous DAC Update Pin LTC2601-1/LTC2611-1/LTC2621-1: Power-On Reset to Midscale Tiny (3mm x 3mm) 10-Lead DFN Package

14-Bit, 25Msps Low Power 3V ADCs Features: Sample Rate: 65Msps/40Msps/25Msps Single 3V Supply (2.7V to 3.4V) Low Power: 205mW/120mW/75mW 74.3dB SNR 90dB SFDR No Missing Codes Flexible Input: 1VP-P to 2VP-P Range 575MHz Full Power Bandwidth S/H Clock Duty Cycle Stabilizer Shutdown and Nap Modes Pin Compatible Family 125Msps: LTC2253 (12-Bit), LTC2255 (14-Bit) 105Msps: LTC2252 (12-Bit), LTC2254 (14-Bit) 80Msps: LTC2229 (12-Bit), LTC2249 (14-Bit) 65Msps: LTC2228 (12-Bit), LTC2248 (14-Bit) 40Msps: LTC2227 (12-Bit), LTC2247 (14-Bit) 25Msps: LTC2226 (12-Bit), LTC2246 (14-Bit) 10Msps: LTC2225 (12-Bit), LTC2245 (14-Bit) 32-Pin (5mm × 5mm) QFN Package

14-Bit, 65Msps Low Power 3V ADCs Features: Sample Rate: 65Msps/40Msps/25Msps Single 3V Supply (2.7V to 3.4V) Low Power: 205mW/120mW/75mW 74.3dB SNR 90dB SFDR No Missing Codes Flexible Input: 1VP-P to 2VP-P Range 575MHz Full Power Bandwidth S/H Clock Duty Cycle Stabilizer Shutdown and Nap Modes Pin Compatible Family 125Msps: LTC2253 (12-Bit), LTC2255 (14-Bit) 105Msps: LTC2252 (12-Bit), LTC2254 (14-Bit) 80Msps: LTC2229 (12-Bit), LTC2249 (14-Bit) 65Msps: LTC2228 (12-Bit), LTC2248 (14-Bit) 40Msps: LTC2227 (12-Bit), LTC2247 (14-Bit) 25Msps: LTC2226 (12-Bit), LTC2246 (14-Bit) 10Msps: LTC2225 (12-Bit), LTC2245 (14-Bit) 32-Pin (5mm × 5mm) QFN Package

Fast 2-Phase, No RSENSE, Synchronous DC/DC Controller with Tracking/Sequencing Features: PolyPhase® Valley Current Mode Controller Synchronizable to an External Clock with PLL Coincident or Ratiometric Tracking Sense Resistor Optional 2% to 90% Duty Cycle at 200kHz tON(MIN) < 100ns True Remote Sensing Differential Amplifier High Efficiency at Both Light and Heavy Loads Power Good Output Voltage Monitor 0.6V ±1% Reference Adjustable Current Limit Programmable Soft-Start and Operating Frequency Output Overvoltage Protection Optional Short-Circuit Shutdown Timer 32-Lead (5mm × 5mm) QFN Package

Inverting Micropower DC/DC Converters with Schottky Features: Internal 40V Schottky Diode One Resistor Feedback (Other Resistor Inside) Internal 40V, 200mA/400mA Power Switch Generates Regulated Negative Outputs to –38V Low Quiescent Current: 40μA in Active Mode <1μA in Shutdown Mode Low VCESAT Switch: 200mV at 150mA Wide Input Range: 2.5V to 16V Uses Small Surface Mount Components Output Short-Circuit Protected Available in a 6-Lead SOT-23 (LT3483 Only) and Low Profile 8-Lead DFN (2mm × 2mm × 0.75mm) Packages

Synchronous Buck-Boost High Power White LED Driver Features: High Efficiency: 90% Typical Over Entire Li-Ion Battery Range Wide VIN Range: 2.7V to 5.5V Up to 500mA Continuous Output Current Internal Soft-Start Open/Shorted LED Protection LED Current Matching Typically <2% Constant Frequency 1MHz Operation Low Shutdown Current: 6µA Overtemperature Protection Small Thermally Enhanced 16-Lead (4mm x 4mm) QFN Package