LTC2351HUH-12#PBF Linear Technology, LTC2351HUH-12#PBF Datasheet
LTC2351HUH-12#PBF
Specifications of LTC2351HUH-12#PBF
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LTC2351HUH-12#PBF Summary of contents
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... Multiphase Power Measurement n Multiphase Motor Control n Data Acquisition Systems n Uninterruptable Power Supplies L, LT, LTC and LTM are registered trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners. Protected by U.S. Patents including 6084440, 6522187. BLOCK DIAGRAM – + – ...
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... LTC2351CUH-12#PBF LTC2351CUH-12#TRPBF LTC2351IUH-12#PBF LTC2351IUH-12#TRPBF LTC2351HUH-12#PBF LTC2351HUH-12#TRPBF Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi label on the shipping container. Consult LTC Marketing for information on non-standard lead based fi nish parts. For more information on lead free part marking, go to: For more information on tape and reel specifi ...
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ANALOG INPUT l The denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are 25°C. With internal reference SYMBOL PARAMETER V Analog Differential Input Range (Notes ...
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LTC2351-12 DIGITAL INPUTS AND DIGITAL OUTPUTS full operating temperature range, otherwise specifi cations are at T SYMBOL PARAMETER V High Level Input Voltage IH V Low Level Input Voltage IL I Digital Input Current IN C Digital Input Capacitance IN ...
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TIMING CHARACTERISTICS range, otherwise specifi cations are SYMBOL PARAMETER t SCK↑ to Hi-Z at SDO 9 t Previous SDO Bit Remains Valid After SCK Settling Time After Sleep-to-Wake Transition 11 REF Note 1: Stresses ...
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LTC2351-12 TYPICAL PERFORMANCE CHARACTERISTICS SINAD vs Input Frequency 0.1 1 FREQUENCY (MHz) 235112 G01 SFDR vs Input Frequency 0.1 1 FREQUENCY (MHz) 235112 G04 ...
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TYPICAL PERFORMANCE CHARACTERISTICS Full Scale Signal Response 3 0 –3 –6 –9 –12 –15 –18 –21 –24 –27 –30 10 100 FREQUENCY (MHz) Crosstalk vs Frequency 0 –20 –40 –60 –80 –100 –120 100 1k 10k 100k FREQUENCY (Hz) 0 ...
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LTC2351-12 PIN FUNCTIONS SDO (Pin 1): Three-State Serial Data Output. Each set of six output data words represent the six analog input channels at the start of the previous conversion. Data for CH0 comes out fi rst and data for ...
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PIN FUNCTIONS V (Pin 25): 3V Positive Digital Supply. This pin sup- DD plies 3V to the logic section. Bypass to DGND pin and solid analog ground plane with a 10μF ceramic capacitor (or 10μF tantalum in parallel with 0.1μF ...
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LTC2351-12 BLOCK DIAGRAM + CH0 + 4 S & H – CH0 – CH1 + 7 S & H – CH1 – CH2 + 10 S & H – CH2 – ...
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TIMING DIAGRAMS SCK LTC2351-12 235112fa 11 ...
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LTC2351-12 TIMING DIAGRAMS SCK CONV NAP SLEEP V REF NOTE: NAP AND SLEEP ARE INTERNAL SIGNALS SCK SDO 12 Nap Mode and Sleep Mode Waveforms t 1 SCK to SDO Delay SCK ...
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APPLICATIONS INFORMATION SELECTING THE NUMBER OF CONVERTED CHANNELS (SEL2, SEL1, SEL0) These three control pins select the number of channels being converted. 000 selects only the fi rst channel (CH0) for conversion. Incrementing SELx selects additional channels for conversion, up ...
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... DC accuracy and settling time are most critical. The following list is a summary of the op amps that are suitable for driving the LTC2351-12. (More detailed information is available in the Linear Technology Databooks and on the website at www.linear.com.) LTC1566-1: Low Noise 2.3MHz Continuous Time Lowpass Filter. ...
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APPLICATIONS INFORMATION 51Ω* 1 ANALOG CH0 INPUT 47pF* 2 CH0 LTC2351- REF 10μF 11 GND 51Ω* ANALOG 4 CH1 INPUT 47pF* 5 CH1 *TIGHT TOLERANCE REQUIRED TO AVOID APERTURE SKEW DEGRADATION Figure 1. RC Input Filter net input ...
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LTC2351-12 APPLICATIONS INFORMATION 0 –20 –40 –60 –80 –100 –120 100 1k 10k 100k 1M 10M 100M 1G FREQUENCY (Hz) Figure 3. CMRR vs Frequency 111...111 111...110 111...101 000...010 000...001 000...000 0 INPUT VOLTAGE (V) Figure 4. LTC2351-12 Transfer Characteristic ...
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APPLICATIONS INFORMATION DIGITAL INTERFACE The LTC2351-12 has a 3-wire SPI (Serial Peripheral Interface) interface. The SCK and CONV inputs and SDO output implement this interface. The SCK and CONV inputs accept swings from 3V logic and are TTL compatible, if ...
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LTC2351-12 APPLICATIONS INFORMATION the rising edge of CONV. The six or fewer 12-bit words are separated by two don’t care bits and two clock cycles in high impedance mode. Please note the delay specifi cation from SCK to a valid ...
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... ON THE TOP AND BOTTOM OF PACKAGE Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa- tion that the interconnection of its circuits as described herein will not infringe on existing patent rights. corruption of the signal to LTC2351-12. This confi guration ...
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... LTC1666/LTC1667/ 12-/14-/16-Bit, 50Msps DAC LTC1668 References LT1460-2.5 Micropower Series Voltage Reference LT1461-2.5 Precision Voltage Reference LT1790-2.5 Micropower Series Reference in SOT-23 SoftSpan is a trademark of Linear Technology Corporation. Linear Technology Corporation 20 1630 McCarthy Blvd., Milpitas, CA 95035-7417 (408) 432-1900 FAX: (408) 434-0507 ● NC7SVU04P5X 0.1μ ...