Octal 12-/10-/8-Bit I2C VOUT DACs with 10ppm/C Reference Features: Integrated Precision Reference: 2.5V Full-Scale 10ppm/°C (LTC2637-L) 4.096V Full-Scale 10ppm/°C (LTC2637-H) Maximum INL Error: 2.5LSB (LTC2637-12) Low Noise: 0.75mVP-P 0.1Hz to 200KHz Guaranteed Monotonic Over –40°C to 125°C Temperature Range Selectable Internal or External Reference 2.7V to 5.5V Supply Range (LTC2637-L) Ultralow Crosstalk Between DACs (<3nV•s) Low Power: 100μA per DAC at 3V (LTC2637-L) Power-On-Reset to Zero-Scale/Mid-Scale Double-Buffered Data Latches Tiny 14-Lead 4mm × 3mm DFN and 16-Lead MSOP Packages

Monolithic Dual Tracking 3A Step-Down Switching Regulator Features: Wide Input Range: – Operation from 3V to 60V Independent Supply, Shutdown, Soft-Start, UVLO, Programmable Current Limit and Programmable Power Good for Each 3A Regulator Die Temperature Monitor Adjustable/Synchronizable Fixed Frequency Operation from 250kHz to 2MHz with Synchronized Clock Output Independent Synchronized Switching Frequencies Optimize Component Size Antiphase Switching Outputs Can Be Paralleled Flexible Output Voltage Tracking Low Dropout: 95% Maximum Duty Cycle 5mm × 5mm QFN Package FMEA Compliant 38-Pin Exposed Pad TSSOP Package

Low Noise Single-Ended to Differential Converter/ADC Driver Features: Rail-to-Rail Input and Outputs Fast Settling Time: 240ns, 0.01%, 8VP-P Output Step 1.9nV/√Hz Input-Referred Op Amp Noise High Impedance Input –3dB Bandwidth: 33MHz 2.7V to 12V Supply Operation No External Gain Resistors Required 4.8mA Supply Current Low Power Shutdown Low Distortion (HD2/HD3): –102dBc/–97dBc at 100kHz, VOUTDIFF = 4VP-P Low Offset Voltage: ±400μV Max High DC Linearity: <±1LSB, 16-Bit, 8VP-P Low Input Current Noise: 1.1pA/√Hz 3mm × 3mm 8-Pin DFN and 8-Lead MSOP Packages

Micropower USB Power Manager With Li-Ion Charger, LDO and Buck Regulator Features: 12μA Standby Mode Quiescent Current (All Outputs On) Seamless Transition Between Input Power Sources: Li-Ion/Polymer Battery and USB 240mΩ Internal Ideal Diode Provides Low Loss PowerPath™ High Efficiency 200mA Buck Regulator 150mA Low Dropout (LDO) Linear Regulator Pushbutton On/Off Control With System Reset Full Featured Li-Ion/Polymer Battery Charger Programmable Charge Current With Thermal Limiting Instant-On Operation With Discharged Battery 3mm × 3mm × 0.75mm 20-Pin QFN Package

Dual Isolated RS232 Module Transceiver + Power Features: RS232 Transceiver: 2500VRMS for 1 Minute UL-CSA Recognized File #E151738 CSA Component Acceptance Notice 5A Isolated DC Power: 5V at Up to 200mA No External Components Required 1.62V to 5.5V Logic Supply for Flexible Digital Interfacing High Speed Operation 1Mbps for 250pF/3kΩ Load 250kbps for 1nF/3kΩ Load 100kbps for 2.5nF/3kΩ TIA/EIA-232-F Load 3.3V (LTM2882-3) or 5V (LTM2882-5) Operation No Damage or Latchup to ±10kV HBM ESD on Isolated RS232 Interface or Across Isolation Barrier High Common Mode Transient Immunity: 30kV/μs Maximum Continuous Working Voltage: 560VPEAK True RS232 Compliant Output Levels 15mm × 11.25mm BGA and LGA Packages

15V, 2.5A Synchronous Buck-Boost DC/DC Converter Features:Regulated Output with VIN Above, Below or Equal to VOUT2.7V to 15V Input Voltage Range2.5V to 14V Output Voltage Range2.5A Continuous Output Current: VIN ≥ 5V, VOUT = 5V, PWM ModeOutput Current MonitorUp to 95% Efficiency750kHz Switching Frequency, Synchronizable Between 300kHz and 1.5MHzInternal N-Channel MOSFETsSelectable Burst Mode® Operation, IQ = 50μAShutdown Current < 1μAOvervoltage ProtectionOutput Disconnect in ShutdownInternal Soft-StartSmall, Thermally Enhanced 16-Lead (4mm × 5mm × 0.75mm) DFN and 20-Lead TSSOP Package

16-Channel 50mA LED Driver with Buck Controller Features: 6V to 55V Power Input Voltage Range 16 Independent LED Outputs Up to 75mA/36V ±3% LED Current Matching at 50mA (Typ ±1%) 6-Bit Dot Correction Current Adjustment 12-Bit Grayscale PWM Dimming 0.5μs Minimum LED On-Time Adaptive LED Bus Voltage for High Efficiency Cascadable 30MHz Serial Data Interface Full Diagnostic and Protection: Individual Open/Short LED and Overtemperature Fault 40-Lead 6mm × 6mm QFN Package

Programmable Hex Voltage Supervisor with EEPROM Features: Supervises 6 Power Supplies I2C Adjustable UV and OV Trip Points Guaranteed Threshold Accuracy: ±1% I2C/SMBus Interface Internal EEPROM 256 Programmable Thresholds per Channel Up to Three Range Settings per Channel Two General Purpose Inputs Three General Purpose Inputs/Outputs Programmable Output Delays Supply Voltage Range, 3.4V to 13.9V Supply Voltage Power Sharing from V1 to V4 16-Lead 5mm × 4mm DFN and SSOP Packages

Precision Analog Microcontroller, 12-Bit Analog I/O, ARM7TDMI MCU with Enhanced IRQ Handler Features:Analog I/O Multichannel, 12-bit, 1 MSPS ADC Up to 12 ADC channels Fully differential and single-ended modes 0 V to VREF analog input range 12-bit voltage output DACs 4 DAC outputs available On-chip voltage reference On-chip temperature sensor Voltage comparatorMicrocontroller ARM7TDMI core, 16-bit/32-bit RISC architecture JTAG port supports code download and debugClocking options Trimmed on-chip oscillator (±3%) External watch crystal External clock source up to 44 MHz 41.78 MHz PLL with programmable divider Memory 62 kB Flash/EE memory, 8 kB SRAM In-circuit download, JTAG-based debug Software-triggered in-circuit reprogrammability Vectored interrupt controller for FIQ and IRQ 8 priority levels for each interrupt type Interrupt on edge or level external pin inputsOn-chip peripherals 2× fully I2C-compatible channels SPI (20 Mbps in master mode, 10 Mbps in slave mode) With 4-byte FIFO on input and output stages Up to 20 GPIO pins - Digital only GPIOs are 5 V tolerant 3× general-purpose timers Watchdog timer (WDT) Programmable logic array (PLA) 16 PLA elements 16-bit, 5-channel PWM

Integrated Precision Battery Sensor for Automotive Features:HIGH PRECISION ADCS Dual channel, simultaneous sampling, 16-bit, Σ-Δ ADCs Programmable ADC throughput from 1 Hz to 8 kHz On-chip 5 ppm/°C voltage reference Current channel Fully differential, buffered input Programmable gain from 1 to 512 ADC input range: −200 mV to +300 mV Digital comparators, with current accumulator feature Voltage channel Buffered, on-chip attenuator for 12 V battery inputs Temperature channel External and on-chip temperature sensor optionsMICROCONTROLLER ARM7TDMI® core, 16-/32-bit RISC architecture 20.48 MHz PLL with programmable divider PLL input source On-chip precision oscillator On-chip low power oscillator External (32.768 kHz) watch crystal JTAG port supports code download and debugMEMORY 96-kB Flash/EE memory, 6-kB SRAM 10,000-cycle Flash/EE endurance, 20-year Flash/EE retention In-circuit download via JTAG and LINON-CHIP PERIPHERALS SAEJ2602/LIN 1.3/LIN 2.0-compatible (slave) support via UART with hardware synchronization Flexible wake-up I/O pin, master/slave SPI® serial I/O 9-pin GPIO port, 3× general-purpose timers Wake-up and watchdog timers Power supply monitor, on-chip power-on-resetPOWER Operates directly from 12 V battery supply Current consumption Normal mode 10 mA at 10 MHz Low power monitor modePACKAGE AND TEMPERATURE RANGE 48-lead, 7 mm × 7 mm LFCSP Fully specified for −40°C to +115°C operation