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

5 kV Signal Isolated, High Speed (16 Mbps), ESD Protected, Full/Half Duplex RS-485 Transceiver Features: Isolated, RS-485/RS-422 transceiver, configurable as half- or full-duplex ±8 kV ESD protection on RS-485 input/output pins 16 Mbps data rate Complies with ANSI TIA/EIA RS-485-A-1998 and ISO 8482: 1987(E) Suitable for 5 V or 3.3 V operation (VDD1) High common-mode transient immunity: >25 kV/µs Receiver has open-circuit, fail-safe design 32 nodes on the bus Thermal shutdown protection Safety and regulatory approvals UL recognition: 5000 V rms isolation voltage for 1 minute, per UL 1577 VDE certificate of conformity DIN V VDE V 0884-10 (VDE V 0884-10): 2006-12 Reinforced insulation, VIORM = 849 V peak See data sheet for additional features

3 kV RMS Signal and Power Isolated RS-485 Transceiver with 15 kV IEC ESD Features: 3 kV rms isolated RS-485/RS-422 transceiver Low radiated emissions, integrated, isolated dc-to-dc converter Passes EN 55032 Class B with margin on a 2-layer PCB Cable invert smart feature Correct reversed cable connection on A, B, Y, and Z bus pins while maintaining full receiver fail-safe feature ESD protection on RS-485 A, B, Y and Z pins ≥±12 kV IEC61000-4-2 contact discharge ≥±15 kV IEC61000-4-2 air discharge High speed 25 Mbps data rate (ADM2565E/ADM2567E) Low speed 500 kbps data rate for EMI control (ADM2561E/ADM2563E) Flexible power supplies Input VCC supply of 3 V to 5.5 V Logic VIO supply of 1.7 V to 5.5 V VSEL pin to select VISO supply of 5 V (VCC > 4.5 V) or 3.3 V PROFIBUS compliant for 5 V VISO Wide operating temperature range: −40°C to +105°C High common-mode transient immunity: 250 kV/µs Short-circuit, open-circuit, and floating input receiver fail-safe Supports 196 bus nodes (72 kΩ receiver input impedance) Full hot swap support (glitch free power-up/power-down) Safety and regulatory approvals (pending) CSA Component Acceptance Notice 5A, DIN V VDE V 0884-11, UL 1577, CQC11-471543-2012, IEC 61010-1 Complies with ANSI/TIA/EIA-485-A-98 and ISO 8482:1987(E) 28-lead, fine pitch SOIC_W package (10.15 mm 10.05 mm) with >8.0 mm creepage and clearance

3 kV RMS Signal and Power Isolated RS-485 Transceiver with 15 kV IEC ESD Features: 3 kV rms isolated RS-485/RS-422 transceiver Low radiated emissions, integrated, isolated dc-to-dc converter Passes EN 55032 Class B with margin on a 2-layer PCB Cable invert smart feature Correct reversed cable connection on A, B, Y, and Z bus pins while maintaining full receiver fail-safe feature ESD protection on RS-485 A, B, Y and Z pins ≥±12 kV IEC61000-4-2 contact discharge ≥±15 kV IEC61000-4-2 air discharge High speed 25 Mbps data rate (ADM2565E/ADM2567E) Low speed 500 kbps data rate for EMI control (ADM2561E/ADM2563E) Flexible power supplies Input VCC supply of 3 V to 5.5 V Logic VIO supply of 1.7 V to 5.5 V VSEL pin to select VISO supply of 5 V (VCC > 4.5 V) or 3.3 V PROFIBUS compliant for 5 V VISO Wide operating temperature range: −40°C to +105°C High common-mode transient immunity: 250 kV/µs Short-circuit, open-circuit, and floating input receiver fail-safe Supports 196 bus nodes (72 kΩ receiver input impedance) Full hot swap support (glitch free power-up/power-down) Safety and regulatory approvals (pending) CSA Component Acceptance Notice 5A, DIN V VDE V 0884-11, UL 1577, CQC11-471543-2012, IEC 61010-1 Complies with ANSI/TIA/EIA-485-A-98 and ISO 8482:1987(E) 28-lead, fine pitch SOIC_W package (10.15 mm 10.05 mm) with >8.0 mm creepage and clearance

2.5 kV Signal and Power Isolated, 15 kV ESD Protected, Full/Half Duplex RS-485 Transceiver (500kbps) Features: Isolated RS-485/RS-422 transceiver, configurable as half or full duplex isoPower integrated isolated dc-to-dc converter ±15 kV ESD protection on RS-485 input/output pins ADM2582E data rate: 16 Mbps ADM2587E data rate: 500 kbps 5 V or 3.3 V operation See datasheet for additional features

5.7 kV RMS Isolated, High Working Voltage, RS-485 Transceiver with 15 kV IEC ESD Features: 5.7 kV rms, signal isolated RS-485 transceiver 1500 V peak and dc working voltage to DIN V VDE 0884-11 Low radiated emissions: passes EN 55032, Class B with margin on a 2-layer PCB Receiver cable inversion smart feature Correction for reversed cable connection on A and B bus pins while maintaining full receiver fail-safe feature ESD protection on the RS-485 A, B, Y, and Z bus pins ≥ ±12 kV IEC 61000-4-2 contact discharge ≥ ±15 kV IEC 61000-4-2 air discharge Low speed 500 kbps data rate for EMI control Flexible power supply inputs Primary VDD1 supply of 1.7 V to 5.5 V Isolated VDD2 supply of 3.0 V to 5.5 V Profibus® Compliant for 5V VDD2 Wide −40°C to +125°C operating temperature range High common-mode transient immunity: >250 kV/μs Short-circuit, open-circuit, and floating input receiver fail-safe Supports 192 bus nodes (72 kΩ receiver input impedance) Full hot swap support (glitch free power-up and power-down) Safety and regulatory approvals (pending) CSA Component Acceptance Notice 5A, DIN V VDE 0884-11, UL 1577, CQC11-471543-2012, IEC 61010-1 16-lead, wide-body, SOIC_W package with 8.3 mm creepage and clearance in standard pinout

5.7 kV RMS 500kbps Half Duplex Signal and Power Isolated RS-485 Transceiver with 15 kV IEC ESD Features: 5.7 kV rms isolated RS-485/RS-422 transceiver Low radiated emissions, integrated, isolated dc-to-dc converter Passes EN 55032 Class B with margin on a 2-layer PCB Cable invert smart feature Correct reversed cable connection on A, B, Y, and Z bus pins while maintaining full receiver fail-safe feature ESD protection on RS-485 A, B, Y, and Z pins 12 kV IEC61000-4-2 contact discharge 15 kV IEC61000-4-2 air discharge High speed 25 Mbps data rate (ADM2865E/ADM2867E) Low speed 500 kbps data rate for EMI control (ADM2861E/ADM2863E) Flexible power supplies Input VCC supply of 3 V to 5.5 V Logic VIO supply of 1.7 V to 5.5 V VSEL pin to select VISO supply of 5 V (VCC > 4.5 V) or 3.3 V PROFIBUS compliant for 5 V VISO Wide operating temperature range: −40°C to +105°C High common-mode transient immunity: 250 kV/μs Short-circuit, open-circuit, and floating input receiver fail-safe Supports 192 bus nodes (72 k receiver input impedance) Full hot swap support (glitch free power-up/power-down) Safety and regulatory approvals (pending) CSA Component Acceptance Notice 5A, DIN V VDE V 0884-11, UL 1577, CQC11-471543-2012, IEC 61010-1 Complies with ANSI/TIA/EIA-485-A-98 and ISO 8482:1987(E) 28-lead, fine pitch SOIC_W package (10.15 mm 10.05 mm) with >8.0 mm creepage and clearance