Linear Phase, 8th Order Lowpass Filter Features: Steeper Roll-Off Than 8th Order Bessel Filters fCUTOFF up to 100kHz Phase Equalized Filter in 14-Pin Package Phase and Group Delay Response Fully Tested Transient Response Exhibits 5% Overshoot and No Ringing Wide Dynamic Range 72dB THD or Better Throughout a 50kHz Passband No External Components Needed Available in 14-Pin DIP and 16-Pin SO Wide Packages

DC Accurate, Clock-Tunable Linear Phase 5th Order Bessel Lowpass Filter Features: Clock-Tunable Cutoff Frequency 1mV DC Offset (Typical) 80dB CMR (Typical) Internal or External Clock 50µVRMS Clock Feedthrough 100:1 Clock-to-Cutoff Frequency Ratio 80µVRMS Total Wideband Noise 0.004% Noise THD at 2VRMS Output Level 50kHz Maximum Cutoff Frequency Cascadable for Faster Roll-Off Operates from ±2.375 to µ8V Power Supplies Self-Clocking with 1 RC

Rail-to-Rail, Very Low Noise Universal Dual Filter Building Block Features: Rail-to-Rail Input and Output Operation Operates from a Single 3V to ±5V Supply Dual 2nd Order Filter in a 16-Lead SSOP Package >80dB Dynamic Range on Single 3.3V Supply Clock-to-Center Frequency Ratio of 100:1 for the LTC1067 and 50:1 for the LTC1067-50 Internal Sampling-to-Center Frequency Ratio of 200:1 for the LTC1067 and 100:1 for the LTC1067-50 Center Frequency Error < ±0.2% Typ Low Noise: <40µVRMS, Q ≤ 5 Customizable with Internal Resistors

Clock-Tunable, Quad Second Order, Filter Building Blocks Features: Four Identical 2nd Order Filter Sections in an SSOP Package 2nd Order Section Center Frequency Error: ±0.3% Typical and ±0.8% Maximum Low Noise per 2nd Order Section, Q ≤ 5: LTC1068-200 50µVRMS, LTC1068 50µVRMS  LTC1068-50 70µVRMS, LTC1068-25 90µVRMS Low Power Supply Current: 4.5mA, Single 5V, LTC1068-50 Operation with ±5V Power Supply, Single 5V Supply or Single 3.3V Supply

Clock-Tunable, Quad Second Order, Filter Building Blocks Features: Four Identical 2nd Order Filter Sections in an SSOP Package 2nd Order Section Center Frequency Error: ±0.3% Typical and ±0.8% Maximum Low Noise per 2nd Order Section, Q ≤ 5: LTC1068-200 50µVRMS, LTC1068 50µVRMS  LTC1068-50 70µVRMS, LTC1068-25 90µVRMS Low Power Supply Current: 4.5mA, Single 5V, LTC1068-50 Operation with ±5V Power Supply, Single 5V Supply or Single 3.3V Supply

Clock-Tunable, Quad Second Order, Filter Building Blocks Features: Four Identical 2nd Order Filter Sections in an SSOP Package 2nd Order Section Center Frequency Error: ±0.3% Typical and ±0.8% Maximum Low Noise per 2nd Order Section, Q ≤ 5: LTC1068-200 50µVRMS, LTC1068 50µVRMS  LTC1068-50 70µVRMS, LTC1068-25 90µVRMS Low Power Supply Current: 4.5mA, Single 5V, LTC1068-50 Operation with ±5V Power Supply, Single 5V Supply or Single 3.3V Supply

Low Power, 8th Order Progressive Elliptic, Lowpass Filter Features: 8th Order Elliptic Filter in SO-8 Package Operates from Single 3.3V to ±5V Power Supplies –20dB at 1.2fCUTOFF –52dB at 1.4fCUTOFF –70dB at 2fCUTOFF Wide Dynamic Range 110μVRMS Wideband Noise 3.8mA Supply Current with ±5V Supplies 2.5mA Supply Current with Single 5V Supply 2mA Supply Current with Single 3.3V Supply

Single Supply, Very Low Power, Elliptic Lowpass Filter Features: 8th Order Elliptic Filter in SO-8 Package Single 3V Operation: Supply Current: 1mA (Typ) fCUTOFF: 14kHz (Max) S/N Ratio: 72dB Single 5V Operation: Supply Current: 1.2mA (Typ) fCUTOFF: 20kHz (Max) S/N Ratio: 79dB ±0.1dB Passband Ripple Up to 0.9fCUTOFF (Typ) 42dB Attenuation at 1.3fCUTOFF 66dB Attenuation at 2.0fCUTOFF 70dB Attenuation at 2.1fCUTOFF Wide Dynamic Range, 75dB or More (S/N + THD), Under Single 5V Operation Wideband Noise: 120µVRMS Clock-to-fCUTOFF Ratio: 50:1 Internal Sample Rate: 100:1

Linear Phase 8th Order Lowpass Filter Features: 8th Order, Linear Phase Filter in SO-8 Package Raised Cosine Amplitude Response -43dB Attenuation at 2x fCUTOFF Wideband Noise: 140µVRMS Operates from Single 5V Supply to ±5V Power Supplies Clock-Tunable to 200kHz with ±5V Supplies Clock-Tunable to 120kHz with Single 5V Supply

Linear Phase 8th Order Lowpass Filter Features: 8th Order, Linear Phase Filter in SO-8 Package Raised Cosine Amplitude Response -43dB Attenuation at 2x fCUTOFF Wideband Noise: 140µVRMS Operates from Single 5V Supply to ±5V Power Supplies Clock-Tunable to 200kHz with ±5V Supplies Clock-Tunable to 120kHz with Single 5V Supply

1-, 2-, 6- and 8-Channel, 10-Bit Serial I/O Data Acquisition Systems Features: Programmable Features Unipolar/Bipolar Conversions Differential/Single-Ended Multiplexer Configurations Sample-and-Holds Single Supply 5V, 10V or ±5V Operation Direct 3- or 4-Wire Interface to Most MPU Serial Ports and All MPU Parallel I/O Ports Analog Inputs Common Mode to Supply Rails Resolution: 10 Bits Total Unadjusted Error (A Grade): ±1LSB Over Temp Fast Conversion Time: 20µs Low Supply Current LTC1091: 3.5mA Max, 1.5mA Typ LTC1092/LTC1093/LTC1094: 2.5mA Max, 1mA Typ

1-, 2-, 6- and 8-Channel, 10-Bit Serial I/O Data Acquisition Systems Features: Programmable Features Unipolar/Bipolar Conversions Differential/Single-Ended Multiplexer Configurations Sample-and-Holds Single Supply 5V, 10V or ±5V Operation Direct 3- or 4-Wire Interface to Most MPU Serial Ports and All MPU Parallel I/O Ports Analog Inputs Common Mode to Supply Rails Resolution: 10 Bits Total Unadjusted Error (A Grade): ±1LSB Over Temp Fast Conversion Time: 20µs Low Supply Current LTC1091: 3.5mA Max, 1.5mA Typ LTC1092/LTC1093/LTC1094: 2.5mA Max, 1mA Typ

Micropower Sampling 8-Bit Serial I/O A/D Converters Features: 80μA Maximum Supply Current 1nA Typical Supply Current in Shutdown 5V Operation (LTC1096/LTC1098) 3V Operation (LTC1096L/LTC1098L)(2.65V Min) Sample-and-Hold 16μs Conversion Time 33kHz Sample Rate ±0.5LSB Total Unadjusted Error Over Temp Direct 3-Wire Interface to Most MPU Serial Ports and All MPU Parallel I/O Ports 8-Pin SO Plastic Package

Micropower Sampling 8-Bit Serial I/O A/D Converters Features: 80μA Maximum Supply Current 1nA Typical Supply Current in Shutdown 5V Operation (LTC1096/LTC1098) 3V Operation (LTC1096L/LTC1098L)(2.65V Min) Sample-and-Hold 16μs Conversion Time 33kHz Sample Rate ±0.5LSB Total Unadjusted Error Over Temp Direct 3-Wire Interface to Most MPU Serial Ports and All MPU Parallel I/O Ports 8-Pin SO Plastic Package

Micropower Sampling 8-Bit Serial I/O A/D Converters Features: 80μA Maximum Supply Current 1nA Typical Supply Current in Shutdown 5V Operation (LTC1096/LTC1098) 3V Operation (LTC1096L/LTC1098L)(2.65V Min) Sample-and-Hold 16μs Conversion Time 33kHz Sample Rate ±0.5LSB Total Unadjusted Error Over Temp Direct 3-Wire Interface to Most MPU Serial Ports and All MPU Parallel I/O Ports 8-Pin SO Plastic Package

Micropower Sampling 8-Bit Serial I/O A/D Converters Features: 80μA Maximum Supply Current 1nA Typical Supply Current in Shutdown 5V Operation (LTC1096/LTC1098) 3V Operation (LTC1096L/LTC1098L)(2.65V Min) Sample-and-Hold 16μs Conversion Time 33kHz Sample Rate ±0.5LSB Total Unadjusted Error Over Temp Direct 3-Wire Interface to Most MPU Serial Ports and All MPU Parallel I/O Ports 8-Pin SO Plastic Package

Micropower Sampling 8-Bit Serial I/O A/D Converters Features: 80μA Maximum Supply Current 1nA Typical Supply Current in Shutdown 5V Operation (LTC1096/LTC1098) 3V Operation (LTC1096L/LTC1098L)(2.65V Min) Sample-and-Hold 16μs Conversion Time 33kHz Sample Rate ±0.5LSB Total Unadjusted Error Over Temp Direct 3-Wire Interface to Most MPU Serial Ports and All MPU Parallel I/O Ports 8-Pin SO Plastic Package

Micropower Sampling 8-Bit Serial I/O A/D Converters Features: 80μA Maximum Supply Current 1nA Typical Supply Current in Shutdown 5V Operation (LTC1096/LTC1098) 3V Operation (LTC1096L/LTC1098L)(2.65V Min) Sample-and-Hold 16μs Conversion Time 33kHz Sample Rate ±0.5LSB Total Unadjusted Error Over Temp Direct 3-Wire Interface to Most MPU Serial Ports and All MPU Parallel I/O Ports 8-Pin SO Plastic Package

High Speed 8-Bit A/D Converter with Built-In Sample-and-Hold Features: Built-In Sample-and-Hold No Missing Codes No User Trims Required All Timing Inputs Edge Sensitive for Easy Processor Interface Fast Conversion Time: 2.5µs Latched Three-State Outputs Single 5V Operation No External Clock Overflow Output Allows Cascading TC Input Allows User Adjustable Conversion Time0.3" Wide 20-Pin PDIP

Dual High Efficiency SO-16 Step-Down Switching Regulator Controllers Features: Dual Outputs LTC1143, LTC1143L: 3.3V, 5V LTC1143L-ADJ: Dual Adjustable Very High Efficiency: Over 95% Possible Current Mode Operation for Excellent Line and Load Transient Response High Efficiency Maintained over Three Decades of Output Current Low Standby Current at Light Loads: 160µA/Output Logic-Controlled Shutdown (LTC1143, LTC1143L) Wide VIN Range: 3.5V to 16V (LTC1143L, LTC1143L-ADJ) Very Low Dropout Operation: 100% Duty Cycle Available in Narrow 16-Pin SO Package