Lily Zhang
Technical Content Lead
Lily Zhang combines deep semiconductor knowledge with a talent for making complex technical topics accessible. She holds an MSc in Microelectronics from Zhejiang University and spent 8 years as a Field Application Engineer at Texas Instruments before transitioning to technical content. At FindMyChip, Lily writes in-depth component guides, comparison articles, and application notes that help engineers make informed sourcing decisions.
Specialties
Articles by Lily Zhang
ST3232CDR RS-232 Transceiver: Application Note & Design Guide
Complete design guide for the ST3232CDR RS-232 transceiver: charge-pump capacitor selection, PCB layout, ESD protection, and circuit examples for 3.3 V systems.
TPS613222ADBVR Selection Guide: How to Choose the Right Low-Power Boost Converter
How to choose between TPS613221ADBVR, TPS613222ADBVR, and TPS613223ADBVR: key parameters include quiescent current, output voltage, and switch current rating.
AD1836AASZ Multichannel Audio Codec Design Guide for AVR/DSP Integration
Complete application note for the AD1836AASZ 24-bit multichannel audio codec: I2S/TDM serial mode selection, MCLK jitter budget, power supply layout, and AVR/DSP integration.
CDCE913PWR vs CDCE925PWR vs CDCE906: Which TI Clock Synthesizer Is Right for Your Design?
Compare the TI CDCE913PWR, CDCE925PWR, and CDCE906 programmable clock synthesizers across PLL count, output channels, EMI spread-spectrum, power, and cost.
TPS613222ADBVR Boost Converter Design Guide: Battery-Powered 3.3 V Rail
Design a stable 3.3 V or 5 V boost rail with the TPS613222ADBVR: input/output capacitor sizing, inductor selection, and low-EMI PCB layout for portable battery-powered devices.
OPA4277MDTEP Precision Instrumentation Amp Design Guide
Circuit techniques for OPA4277MDTEP precision op-amp: instrumentation amp front-ends, low-side current sensing, photodiode TIA, and thermocouple amplifiers.
CDCE913PWR Programmable Clock Synthesizer Design Guide
Complete design guide for the CDCE913PWR clock synthesizer: VCO range, I2C programming, decoupling, and layout best practices for embedded systems.
OPA4277MDTEP Precision Quad Op-Amp Selection Guide: How to Choose the Right Variant
How to choose the right OPA4277 quad precision op-amp variant—OPA4277MDTEP vs UA—covering offset voltage, CMRR, supply range, and temperature grade.
SN74LVC14APWR Hex Schmitt-Trigger Inverter: Application Note and Design Guide
Complete design guide for the SN74LVC14APWR hex Schmitt-trigger inverter: thresholds, decoupling, oscillator design, package selection, and common pitfalls.
TPS62841DGRR Buck Converter Selection Guide: Ultra-Low 60 nA IQ for Battery-Powered IoT
How to choose the right TPS62841 variant for IoT, wearables, and wireless sensors: quiescent current, voltage range, package, and application examples.
TPS54160DGQR Selection Guide: How to Choose a 60V Step-Down Buck Converter
Complete selection guide for the TPS54160DGQR 60V/1.5A step-down converter. Compare specs, alternatives, and sourcing options for industrial and automotive designs.
LMV932MM Dual Low-Voltage CMOS Op-Amp: Application Design Guide
Complete application design guide for the LMV932MM dual rail-to-rail CMOS op-amp: supply decoupling, RRIO design rules, stability, and recommended circuits for 1.8V–5.5V battery-powered systems.
TL084CN Equivalent and Replacements: JFET-Input Quad Op-Amp Comparison Guide
Compare TL084CN with TL074, LF347, and LM324 quad op-amps. Pin-compatible equivalents, key specs, and when to choose each for your analog design.
TPS386000RGPR Quad Voltage Supervisor: Selection and Sourcing Guide (2025)
Compare TPS386000RGPR with TPS386040RGPR, TPS3700, and TPS3823 voltage supervisors. Key specs, threshold programming, watchdog options, and sourcing tips.
PTN78000WAZT Low-Profile Power Module: Sourcing & Selection Guide
Learn how to source and select the PTN78000WAZT low-profile SIP power module vs WAH, HAH, and AAH siblings. Includes package differences, key specs, and distributor tips.
TCA9517DR I2C Bus Repeater and Level Translator: Application Guide
Design guide for the TCA9517 I2C bus repeater and level translator: DR vs DGKR vs ADGKR differences, pull-up sizing, voltage domain bridging, and common pitfalls.
LMZ10501SILR vs SILT vs SEE/NOPB: 1A Nano Step-Down Module Selection Guide
Compare LMZ10501SILR, SILT, SEE, and SEE/NOPB variants to choose the right 1A nano step-down module for your IoT or portable design.
ISO7320CDR Dual-Channel Digital Isolator Selection Guide: C vs FC, Automotive Q1, and When to Upgrade
Choose the right ISO7320 isolator variant: basic vs reinforced isolation, automotive AEC-Q100 Q1 suffix, and supply voltage compatibility for industrial and automotive designs.
TPS61291DRVR Selection Guide: Low-Quiescent-Current Boost Converters for IoT and Wearables
How to select the TPS61291DRVR and low-Iq boost converters for IoT, wearables, and coin-cell designs. Compares specs, packages, and alternatives from TI, ADI, and Microchip.
TMS5704357BZWTQQ1 Selection Guide: Choosing the Right TMS570 Automotive MCU Variant
Compare TMS570 automotive MCU variants by ASIL level, flash, package, and peripherals. Find the right fit from entry-level LQFP to the ASIL-D TMS5704357BZWTQQ1.
TI Hercules TMS5704357BZWTQQ1 Design Guide for Automotive ASIL-D and Industrial Functional Safety
Complete integration guide for the TI Hercules TMS5704357BZWTQQ1 dual-core lockstep Cortex-R5F MCU: lockstep CPU, ECC RAM, FlexRay/CAN-FD, and ASIL-D pitfalls.
PTN78000WAH Selection Guide: Choosing the Right 1.5 A 36 V Step-Down Power Module
Compare PTN78000WAH against PTN78000WAS, PTN78060WAH, and other 1.5A 36V step-down modules. Covers package, current rating, efficiency, and drop-in replaceability.
SN74HC02DR vs Alternatives: Quad NOR Gate Package & Temperature Selection Guide
Compare SN74HC02DR, SN74HC02D, SN74HC02N, SN74HC02NS, SN74HC02PW, and SN74HC02PWR by package, temp range, and cost to pick the right quad NOR gate variant.
SN74HC02DR Quad 2-Input NOR Gate Design Guide
Complete design guide for the SN74HC02DR quad 2-input NOR gate: voltage selection, decoupling, fan-out, timing, universal logic circuits, and common pitfalls.
SN74LVC1G241DBVR vs Equivalent Tri-State Buffers: Selection Guide 2025
Compare SN74LVC1G241DBVR, SN74LVC1G125, and SN74AHC1G125 tri-state buffers. Covers voltage range, drive strength, delay, and package selection for hardware engineers.
LM358 Dual Op-Amp: An Engineer's Overview and Sourcing Guide
A practical engineer-focused guide to the LM358 dual op-amp covering specs, design pitfalls, package variants, and sourcing strategy with verified Chinese distributors.
LMV321 Single-Supply Op-Amp Application Notes for Sensor Signal Conditioning
Design guide for the LMV321 and LMV324 single-supply op-amps in sensor signal conditioning: common-mode limits, gain, noise, anti-aliasing, and recommended TI MPNs.
LM4871M/NOPB Design Guide for Portable Mono Audio Amplification
Design guide for the LM4871M/NOPB 3 W mono BTL audio amplifier: speaker impedance choice, click/pop suppression, thermal layout, and shutdown sequencing.
SN74LVC1G241DBVR Design Guide for Tri-State Bus Buffer Applications
Practical design guide for the SN74LVC1G241DBVR single non-inverting buffer with 3-state outputs: VCC selection, OE handling, level translation, and BOM tips.
Always-On Wearables on a Single Cell: Architecting Battery Life with the TPS61291 15nA-Bypass Boost Converter
Design guide for always-on wearables on single AA or coin cells: how the TPS61291 15nA bypass mode unlocks multi-year battery life on a 3.3V rail.
5V Logic Meets 3.3V IoT: Selecting Between SN74HC02, HCT and LVC NOR Gates
How to choose between SN74HC02, SN74HCT02, and LVC NOR gates when your design mixes 5V logic with 3.3V IoT MCUs. Five-part comparison with concrete numbers.
Module or Discrete? Selecting a Wide-Vin Buck Regulator for 24V/48V Industrial Rails (PTN78000 vs LMZ14202)
Module or discrete buck for 24V/48V industrial PoL rails? Decision tree plus head-to-head spec comparison: PTN78000WAH vs LMZ14202TZ-ADJ.
OPA4364AID vs OPA4322AIPWR vs OPA4180IPWR: Which Quad Op-Amp Should You Choose?
Side-by-side comparison of three TI quad CMOS op-amps — OPA4364AID for low-power sensing, OPA4322AIPWR for higher bandwidth, OPA4180IPWR for zero-drift precision.
OPA4364AID Design Guide for Low-Power Sensor Front-Ends
Practical design guide for using the OPA4364AID quad CMOS op-amp in battery-powered, multi-channel sensor front-ends — input protection, gain allocation, supply filtering, and layout for 10 fA bias current.
How to Choose a Quad CMOS Op-Amp for Low-Power Sensor Front-Ends
A 7-parameter selection framework for quad CMOS op-amps in battery-powered sensor front-ends, with OPA4364AID, OPA4322AIPWR, OPA4180IPWR, TLV4316IPWR, and LMV324 compared side by side.
Ultra-Low-Power Microcontroller Comparison 2025–2026: STM32L4 vs MSP430 vs MSP432 vs CC2640
Engineer-grade 2025–2026 comparison of ultra-low-power MCUs — STM32L476, MSP430A139, MSP432P401R, CC2640 — on standby/active current for IoT battery designs.
Top Microcontrollers for IoT 2026: ESP32 vs Arduino vs STM32 vs RPi Pico
The five IoT MCU platforms compared on 2026 pricing, lead time, and use case — ESP32-S3, Arduino, STM32F0, RP2040, TI CC2640/CC1352P.
Best Affordable ARM-Based Microcontrollers 2026: 8 Companies Compared
The ARM MCU options that still deliver quality at defensible 2026 prices, with current 1K pricing, lead times, and ecosystem maturity for each.
TUSB1106PWR USB Transceiver Integration Guide for Embedded Designs (2026)
Application note for the TI TUSB1106PWR USB Full-Speed transceiver — when to use it, SIE interface, differential routing, ESD protection, and supply layout.
REF2030AIDDCR Voltage Reference Design Guide for Precision ADC Applications (2026)
Application note for the TI REF2030AIDDCR dual-output voltage reference — supply margin, output capacitors, layout, and grade selection for 12-16 bit ADCs.
TLV70033 LDO Family Guide: Pinout, Variants (DBVR / DCKR / DDCR / DSER), and Application Circuits
Complete guide to the TI TLV70033 200mA 3.3V LDO family — package variants, pinout, capacitor selection, and why TLV70033DBVR is a naming trap.
How to Read a Chip Datasheet: A Guide for Engineers
Learn how to extract the essential information from an IC datasheet — from absolute maximum ratings to application circuits and pin configurations.
nRF52 vs ESP32 vs STM32WB: Wireless MCU Comparison for IoT (2026)
A 2026 head-to-head of Nordic nRF52, Espressif ESP32-S3, and ST STM32WB55 — RF stack, power, peripherals, certification, and pricing for IoT designers.
USB Stack Integration: Microchip vs STMicroelectronics vs NXP for Embedded Designs
Detailed comparison of USB middleware from Microchip, STMicroelectronics, and NXP — configurator quality, class drivers, performance, and certification path.
Top 10 Microcontrollers in 2026: A Comprehensive Comparison Guide
Detailed comparison of the most popular MCUs in 2026 — STM32, ESP32, RP2040, nRF52, and more. Specs, pricing, ecosystem, and use-case recommendations. Updated for 2026.
How to Read an IC Datasheet: A Practical Guide for Engineers
Master the art of reading IC datasheets. Learn what every section means, which specs matter most, and how to extract the information you need for your design.
How to Choose a Switching Voltage Regulator: A Practical Guide
Step-by-step guide to selecting the right switching regulator IC for your power supply design — covering topology, efficiency, input/output range, and component selection.
STM32F103C8T6 Pinout, Specs, and Getting Started Guide
Complete guide to the STM32F103C8T6 microcontroller: pinout diagram, specifications, peripheral overview, and getting started with the Blue Pill board.
STM32 vs ESP32: Which Microcontroller for Your Project?
Compare STM32 and ESP32 microcontrollers to find the best fit for your embedded project.
Understanding IC Part Numbers: A Beginner's Guide
Learn how to decode electronic component part numbers and find the right IC for your design.