Dual Channel, Configurable, IsolatedDigital Input Features: Dual channel, configurable, isolated digital input Programmable trip threshold On-chip debounce filter On-chip data and power Isolation Application circuit monitors wide voltage range 10 V dc to 300 V dc 8 V rms to 240 V rms ac (with 10 ms + pickup) Negative dc protected Programmable wetting current Pulse up to 50 mA Constant current up to 6.3 mA Safety and regulatory approvals UL recognition 3750 V rms for 1 minute per UL 1577 CSA Component Acceptance Notice #5A (pending) CSA 61010-1: 300 V rms VDE certificate of conformity (pending) DIN V VDE V 0884-11 (VDE V 0884-11):2017-1 VIORM = 565 V peak EMC robust solution supports relay protection system level requirements ADC samples available for system diagnostics Internal SAR ADC with PGA Single 3.3 V Supply Integrated isoPower, isolated dc-to-dc converter Interfaces SPI DOUTx output reflects state of digital input IRQ interrupt pin Operating temperature: −40°C to +125°C 20-lead, LGA package with 6.8 mm creepage

High Performance Polyphase Energy Measurement IC Features: 7 high performance analog-to-digital converters (ADCs) 101 dB signal-to-noise ratio (SNR) 10,000:1 dynamic range Wide input range: ±1 V, 0.707 V rms full scale Differential inputs ±25 ppm/°C maximum channel temperature drift (including ADC, internal VREF, and PGA drift) enabling Class 0.2 meters with standard external components Power quality measurements Line frequency: 1 measurement per phase Zero crossing detection, zero-crossing timeout Phase angle measurements Supports current transformers (CTs) and Rogowski coil (di/dt) sensors Multiple range phase/gain compensation for CTs Digital integrator for Rogowski coils Flexible waveform buffer Able to resample waveform to ensure 64 points per line cycle for ease of external harmonic analysis Events can trigger waveform storage Simplifies data collection for IEC 61000-4-7 harmonic analysis Advanced metrology feature set Total active power, volt-amperes reactive (VAR), volt-amperes (VA), watthour, VAR-hour, and VA-hour Fundamental VAR and VAR-hour Current and voltage rms per phase (xIRMS, xVRMS) Supports active energy standards: IEC 62053-21, IEC 62053-22; EN50470-3; OIML R46, ANSI C12.20 Supports reactive energy standards: IEC 62053-23, IEC 62053-4 High speed communication port 10 MHz serial peripheral interface (SPI)

14-Bit, 130Msps ADC Features: Sample Rate: 130Msps 77.1dBFS Noise Floor 98dB SFDR SFDR >81dB at 250MHz (1.5VP-P Input Range) PGA Front End (2.25VP-P or 1.5VP-P Input Range) 700MHz Full Power Bandwidth S/H Optional Internal Dither Optional Data Output Randomizer LVDS or CMOS Outputs Single 3.3V Supply Power Dissipation: 1.32W Clock Duty Cycle Stabilizer Pin Compatible 16-Bit Version 130Msps: LTC2208 (16-Bit) 64-Pin (9mm × 9mm) QFN Package

16-Bit, 105Msps Low Noise ADC Features: Sample Rate: 105Msps 81.3dBFS Noise Floor 100dB SFDR SFDR > 90dB at 70MHz 85fsRMS Jitter 2.75VP-P Input Range 400MHz Full Power Bandwidth S/H Optional Internal Dither Optional Data Output Randomizer LVDS or CMOS Outputs Single 3.3V Supply Power Dissipation: 1.19W Clock Duty Cycle Stabilizer Pin Compatible with LTC2208 64-Pin (9mm × 9mm) QFN Package

16-Bit, 80Msps ADC Features: Sample Rate: 105Msps/80Msps 78.2dBFs Noise Floor 100dB SFDR SFDR >82dB at 250MHz (1.5Vp-p Input Range) PGA Front End (2.25Vp-p or 1.5Vp-p Input Range) 700MHz Full Power Bandwidth S/H Optional Internal Dither Optional Data Output Randomizer Single 3.3V Supply Power Dissipation: 900mW/725mW Optional Clock Duty Cycle Stabilizer Out-of-Range Indicator Pin Compatible Family 105Msps: LTC2207 (16-Bit), LTC2207-14 (14-Bit) 80Msps: LTC2206 (16-Bit), LTC2206-14 (14-Bit) 65Msps: LTC2205 (16-Bit), LTC2205-14 (14-Bit) 40Msps: LTC2204 (16-Bit) 25Msps: LTC2203 (16-Bit) Single-Ended Clock 10Msps: LTC2202 (16-Bit) Single-Ended Clock 48-Pin 7mm x 7mm QFN Package

16-Bit, 65Msps ADCs Features: Sample Rate: 65Msps/40Msps 79dB SNR and 100dB SFDR (2.25VP-P Range) SFDR >92dB at 140MHz (1.5VP-P Input Range) PGA Front End (2.25VP-P or 1.5VP-P Input Range) 700MHz Full Power Bandwidth S/H Optional Internal Dither Optional Data Output Randomizer Single 3.3V Supply Power Dissipation: 610mW/480mW Optional Clock Duty Cycle Stabilizer Out-of-Range Indicator Pin Compatible Family 105Msps: LTC2207 (16-Bit), LTC2207-14 (14-Bit) 80Msps: LTC2206 (16-Bit), LTC2206-14 (14-Bit) 65Msps: LTC2205 (16-Bit), LTC2205-14 (14-Bit) 40Msps: LTC2204 (16-Bit) 48-Pin (7mm × 7mm) QFN Package

16-Bit, 105Msps ADC Features: Sample Rate: 105Msps/80Msps 78.2dBFS Noise Floor 100dB SFDR SFDR >82dB at 250MHz (1.5VP-P Input Range) PGA Front End (2.25VP-P or 1.5VP-P Input Range) 700MHz Full Power Bandwidth S/H Optional Internal Dither Optional Data Output Randomizer Single 3.3V Supply Power Dissipation: 900mW/725mW Optional Clock Duty Cycle Stabilizer Out-of-Range Indicator Pin Compatible Family 105Msps: LTC2207 (16-Bit), LTC2207-14 (14-Bit) 80Msps: LTC2206 (16-Bit), LTC2206-14 (14-Bit) 65Msps: LTC2205 (16-Bit), LTC2205-14 (14-Bit) 40Msps: LTC2204 (16-Bit) 25Msps: LTC2203 (16-Bit) Single-Ended Clock 10Msps: LTC2202 (16-Bit) Single-Ended Clock 48-Pin 7mm × 7mm QFN Package

16-Bit, 65Msps ADCs Features: Sample Rate: 65Msps/40Msps 79dB SNR and 100dB SFDR (2.25VP-P Range) SFDR >92dB at 140MHz (1.5VP-P Input Range) PGA Front End (2.25VP-P or 1.5VP-P Input Range) 700MHz Full Power Bandwidth S/H Optional Internal Dither Optional Data Output Randomizer Single 3.3V Supply Power Dissipation: 610mW/480mW Optional Clock Duty Cycle Stabilizer Out-of-Range Indicator Pin Compatible Family 105Msps: LTC2207 (16-Bit), LTC2207-14 (14-Bit) 80Msps: LTC2206 (16-Bit), LTC2206-14 (14-Bit) 65Msps: LTC2205 (16-Bit), LTC2205-14 (14-Bit) 40Msps: LTC2204 (16-Bit) 48-Pin (7mm × 7mm) QFN Package

12-Bit, 210Msps ADC Features: Sample Rate: 210Msps 65.5dB SNR 78dB SFDR 1.2GHz Full Power Bandwidth S/H Single 2.5V Supply Low Power Dissipation: 585mW 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 250Msps: LTC2242-12 (12-Bit), LTC2242-10 (10-Bit) 210Msps: LTC2241-12 (12-Bit), LTC2241-10 (10-Bit) 170Msps: LTC2240-12 (12-Bit), LTC2240-10 (10-Bit) 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

Quad-Channel, Software Configurable Input and Output Features: Quad-channel software configurable input/output circuit Screw terminals tolerant to ±40 V dc Line protectors to block power from the screw terminals to supplies User configurable modes Voltage input Current input Voltage output Current output Digital input RTD measurement Internal 16-bit, Σ- ADC with optional 50 Hz and 60 Hz rejection 13-bit monotonic DACs Charge pump for true zero voltage output HART-compatible Internal temperature sensor, ±5°C accuracy On-chip diagnostics including open circuit and short-circuit detection SPI-compatible Temperature range: −40°C to +105°C 64-lead LFCSP