IC Chips

74 series Digital Integrated Circuits

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Clock & Calculator ICs

Operational Amplifiers

Power Switch Ics

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Flash Memory

Memory

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Clock/Timing - Application Specific

Clock/Timing - Clock Buffers, Drivers

Clock/Timing - Clock Generators, PLLs, Frequency Synthesizers

Clock/Timing - Delay Lines

Clock/Timing - IC Batteries

Clock/Timing - Programmable Timers and Oscillators

Clock/Timing - Real Time Clocks

Data Acquisition - ADCs/DACs - Special Purpose

Data Acquisition - Analog Front End (AFE)

Data Acquisition - Analog to Digital Converters (ADC)

Data Acquisition - Digital Potentiometers

Data Acquisition - Digital to Analog Converters (DAC)

Data Acquisition - Touch Screen Controllers

Embedded - CPLDs (Complex Programmable Logic Devices)

Embedded - DSP (Digital Signal Processors)

Embedded - FPGAs (Field Programmable Gate Array)

Embedded - FPGAs (Field Programmable Gate Array) with Microcontrollers

Embedded - Microcontroller, Microprocessor, FPGA Modules

Embedded - Microcontrollers

Embedded - Microcontrollers - Application Specific

Embedded - Microprocessors

Embedded - PLDs (Programmable Logic Device)

Embedded - System On Chip (SoC)

Interface - Analog Switches - Special Purpose

Interface - Analog Switches, Multiplexers, Demultiplexers

Interface - CODECs

Interface - Controllers

Interface - Direct Digital Synthesis (DDS)

Interface - Drivers, Receivers, Transceivers

Interface - Encoders, Decoders, Converters

Interface - Filters - Active

Interface - I/O Expanders

Interface - Modems - ICs and Modules

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Interface - Sensor and Detector Interfaces

Interface - Sensor, Capacitive Touch

Interface - Serializers, Deserializers

Interface - Signal Buffers, Repeaters, Splitters

Interface - Signal Terminators

Interface - Specialized

Interface - Telecom

Interface - UARTs (Universal Asynchronous Receiver Transmitter)

Interface - Voice Record and Playback

Linear - Amplifiers - Audio

Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps

Linear - Amplifiers - Special Purpose

Linear - Amplifiers - Video Amps and Modules

Linear - Analog Multipliers, Dividers

Linear - Comparators

Linear - Video Processing

Logic - Buffers, Drivers, Receivers, Transceivers

Logic - Comparators

Logic - Counters, Dividers

Logic - FIFOs Memory

Logic - Flip Flops

Logic - Gates and Inverters

Logic - Gates and Inverters - Multi-Function, Configurable

Logic - Latches

Logic - Multivibrators

Logic - Parity Generators and Checkers

Logic - Shift Registers

Logic - Signal Switches, Multiplexers, Decoders

Logic - Specialty Logic

Logic - Translators, Level Shifters

Logic - Universal Bus Functions

Memory - Batteries

Memory - Configuration Proms for FPGAs

Memory - Controllers

PMIC - AC DC Converters, Offline Switchers

PMIC - Battery Chargers

PMIC - Battery Management

PMIC - Current Regulation/Management

PMIC - Display Drivers

PMIC - Energy Metering

PMIC - Full, Half-Bridge Drivers

PMIC - Gate Drivers

PMIC - Hot Swap Controllers

PMIC - Laser Drivers

PMIC - LED Drivers

PMIC - Lighting, Ballast Controllers

PMIC - Motor Drivers, Controllers

PMIC - OR Controllers, Ideal Diodes

PMIC - PFC (Power Factor Correction)

PMIC - Power Distribution Switches, Load Drivers

PMIC - Power Management - Specialized

PMIC - Power Over Ethernet (PoE) Controllers

PMIC - Power Supply Controllers, Monitors

PMIC - RMS to DC Converters

PMIC - Supervisors

PMIC - Thermal Management

PMIC - V/F and F/V Converters

PMIC - Voltage Reference

PMIC - Voltage Regulators - DC DC Switching Controllers

PMIC - Voltage Regulators - DC DC Switching Regulators

PMIC - Voltage Regulators - Linear

PMIC - Voltage Regulators - Linear + Switching

PMIC - Voltage Regulators - Linear Regulator Controllers

PMIC - Voltage Regulators - Special Purpose

Specialized ICs

Modules

IGBT

IPM

Thyristors

Rectifiers

Power Supply

Smart Power Module

SCR,GTO and Diode

FET

Darlington Transistors

RF Modules

CNC PRODUCTS

ENCODER

Motor

Servo drive & amplifier & Servo

Diode Module

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Switch Relay

PLC

Inverter

Contactor & Breaker

Elevator Board

Industry Control

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Bipolar transistors

Resistors

Carbon Film Resistors

Cement Resistors

Chassis Mount Resistors

Chip Resistor - Surface Mount

Current Sense Resistors

Fusible Chip Resistor

High Precision & Low TCR SMD Resistors

High Voltage Resistor

LED Strip Resistors

MELF Resistor

Metal Alloy Resistors

Metal Film Resistor (TH)

Metal Glaze Resistors

Metal Oxide Film Resistors

Metal Oxide Resistors

NTC Thermistors

PTC Thermistors

Photoresistors

Potentiometers & Variable Resistors

Precision Potentiometer

Resistor Networks & Arrays

Resistor Networks & Arrays (TH)

Ultra Low Resistors (SMD)

Variable Resistors

Varistors

Wirewound Resistors

Capacitors

Aluminum Electrolytic Capacitors - SMD

CL21 Capacitor

Ceramic Disc Capacitors

High Voltage Capacitors

Metallized Polyester Film Capacitor

Multilayer Ceramic Capacitors MLCC - Leaded

Multilayer Ceramic Capacitors MLCC - SMD/SMT

Mylar Capacitor

Niobium Oxide Capacitors

Polyester Film Capacitors

Solid Polymer Electrolytic Capacitor

Supercapacitors & Ultracapacitors

Suppression Capacitors

Tantalum Capacitors

Trimmers, Variable Capacitors

Inductors & Ferrite Beads & Transformers

Antennas

Current Transformers

General Inductors (TH)

HF Inductors

Inductors (SMD)

LINE Filter

Power Inductors

Power Transformer

RJ45 Transformer

Radial Inductor (TH)

The circular inductors

Crystals

49S

49SMD

49U

Ceramic Resonators

DIP Oscillators(XO)

Radial Cylinder Crystals

SAW Resonators

SMD Crystals

SMD Oscillators(XO)

Connectors

AV Connectors

Audio & Video Connectors

Banana and Tip Connectors

Card Edge Connectors

Circular Connectors

Connector - Card Sockets

Connectors

Connectors - Accessories

Connectors - Housings

Contacts

D-Sub Connectors

Ethernet Connectors/Modular Connectors

FFC, FPC (Flat Flexible) Connectors

Fiber Optic Connectors

IC & Component Sockets

LED Light Pipes

Mezzanine Connectors (Board to Board)

PCB Connectors - Headers, Male Pins

PCB Connectors - Headers, Receptacles, Female Sockets

PCB Connectors - Housings

Power Connectors

RF Connectors/Coaxial Connectors

Shunts & Jumpers

Terminal Blocks - Accessories

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Terminal Blocks - Din Rail, Channel

Terminal Blocks - Headers, Plugs and Sockets

Terminals

Test Clips

Test Points/Test Rings

USB Connectors

Unspecified Connectors

Screw-type wiring

Spring-type wiring

Pluggable Terminal Blocks

Through-wall Terminal Blocks

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LS1240

Category: IC Chips

Description: ELECTRONIC TWO - TONE RINGER

Price range ($)

5 Suppliers

0.10360 0.64800

Shopping Guide Related Search Related Supplier Alternate Names

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Returns are normally accepted when completed within 60 days from the date of the parcel delivered.

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Warranty

All UTSOURCE purchases have a 60 days money back return policy, plus a 90 days UTSOURCE warranty against any manufacturing defects.This warranty shall not apply to any item where defects have been caused by improper customer assembly, failure by customer to follow instructions, product modification, negligent or improper operation.

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  • LS1240 equivalent
  • LS1240 Electronic Component
  • LS1240 ELECTRONIC TWO - TONE RINGER
Part Number Seller's Name Stock Brand Package/Case Date Code Description Price
  • LS1240

    Utsource 190920 ST DIP-8 99+ ELECTRONIC TWO - TONE RINGER US $0.65

    Heng Ke Yuan Electronics Co.,Ltd. 8890 ST SOP 16+ US $0.44

    GUANGZEDZ 60 ST DIP-8 99+ US $0.22

    Hua Rui Ke Chuang Electronics Co.,Ltd. 15 ST DIP-8 92+ US $0.10

    Utsource Original Store 12140 ST DIP-8 92+ US $0.52

  • LS1240A

    Utsource 190837 ST SOP8 00+ Electronic Two-Tone Ringer US $1.06

    JIA LI DE Electronics Co.,Ltd. 100 ST DIP8 10+ IC TELECOM INTERFACE 8MINI DIP US $0.32

    JIA LI DE Electronics Co.,Ltd. 901 ST DIP8 15+ IC TELECOM INTERFACE 8MINI DIP US $0.23

    Shenzhen lianda guangying electronics 9841 UTC DIP-8 0226+ IC TELECOM INTERFACE 8MINI DIP US $0.22

    Xing Sheng Electronics Co.,Ltd. 1238 ST DIP8 99+ IC TELECOM INTERFACE 8MINI DIP US $0.33

    Heng Ke Yuan Electronics Co.,Ltd. 3800 ST DIP 10+ IC TELECOM INTERFACE 8MINI DIP US $0.56

    SHANTOU FENGBEIJIA ELECTRONICS 25 ST DIP8 W990A944+ IC TELECOM INTERFACE 8MINI DIP US $0.44

    Yudatong ELECTRONICS CO.LTD 352 UTC SOP8 RJA2 IC TELECOM INTERFACE 8MINI DIP US $0.50

    JWNKJ 472 ST DIP 08+ IC TELECOM INTERFACE 8MINI DIP US $0.37

    Chao Feng Wei Electronics Co.,Ltd. 31 UTC DIP8 16+ US $0.21

    Hua Rui Ke Chuang Electronics Co.,Ltd. 10 ST DIP-8 92+ US $0.10

    Utsource Original Warehouse No.5 734 UTC DIP8 - US $0.21

    JIE RONG Electronics Co.,Ltd 150 UTC/ST DIP8 10+ US $0.21

    JIE RONG Electronics Co.,Ltd 34 ST DIP8 04+ US $0.25

    ZJ Electronics Co.,Ltd. 48 ST DIP-8 98+ US $0.41

    Utsource Original Store 12477 UTC SOP8 RJA2 IC TELECOM INTERFACE 8MINI DIP US $0.53

  • LS1240AD

    Utsource 190920 ST SOP8 00+ Inquiry

  • LS1240AD1

    Utsource 190919 ST SOP-8 12+ ELECTRONIC TWO - TONE RINGER US $0.86

  • LS1240AD1013

    Utsource 190920 ST SOP 01+ ELECTRONIC TWO - TONE RINGER Inquiry

  • LS1240AD1013TR

    Utsource 190920 ST SOP8 0438+/0517+ ELECTRONIC TWO - TONE RINGER Inquiry

    Heng xing hui Electronics Firm 1096 ST SOP-8 0615+ Goods in stock US $0.44

    JWNKJ 63 ST SOP8 94+ US $0.83

    Utsource Original Store 12188 ST SOP8 94+ US $0.89

  • LS1240AG-SO8-R

    Utsource Original Warehouse No.5 2376 UTC(友顺) SOP-8_150mil - US $0.19

    Utsource Original Store 14501 UTC(友顺) SOP-8_150mil - US $0.20

  • LS1240AL

    Utsource 190920 UTC A2 2013+ Inquiry

    Xing Sheng Electronics Co.,Ltd. 67 UTC DIP8 10+ US $0.44

    Feng Wei Da Electronics Co.,Ltd. 199 UTC DIP8 10+ US $0.17

    GUANCHENGWEI ELECTRONICS CO.,LTD 10000 UTC DIP8 18+ US $0.19

    Utsource Original Store 12324 UTC DIP8 10+ US $0.59

  • LS1240AL-1

    Utsource 190920 UTC DIP8 2013+ Inquiry

  • LS1240AL-1+DIP8

    Utsource 190920 UTC DIP8 2012 Inquiry

  • LS1240AL-SO8

    Utsource 190920 UTC SOIC8 1103+ Inquiry

  • LS1240D

    Utsource 190920 ST SOP-8 - ELECTRONIC TWO - TONE RINGER Inquiry

  • LS1241

    Utsource 190920 ST PDIP-8 N/A Electronic Two - Tone Ringer Inquiry

    Jin Shengyuan microelectronics businesses 500 ST DIP-8 14+ US $0.78

    ZJ Electronics Co.,Ltd. 320 ST DIP-8 91 US $0.46

    Utsource Original Store 12445 ST DIP-8 91 US $1.30

LS1240

LS1240 has several brands around the world that may have alternate names for LS1240 due to regional differences or acquisition. LS1240 may also be known as the following names:

  • ST
  • ST
  • UTC
  • UTC/ST
  • ST
  • UTC(友顺)

All sellers

5

Brand new

5

Certified preowned

5

Official

5

Third Party

5

Description

Part Number Product Description Summary Price Buy

Utsource

66794

5.0 out of 5 stars

1 star 0.1%
2 star 0%
3 star 0.2%
4 star 0.3%
5 star 99.3%

Total products: 2399937

Total sales: 5166046

Average lead time: 39.09 Hour

Delivery times (Express): 71431Deliverytimes

Delivery times (Post office): 8185

LS1240 ELECTRONIC TWO - TONE RINGER
LS1240

Stock:190920

Utsource certified used partsUsed and refurbished parts offered by Utsource are guaranteed can be used normally.

STMicroelectronics

99+

ELECTRONIC TWO - TONE RINGER

≥1: US $0.64800 US $0.58320

≥10: US $0.38880 US $0.34992

≥100: US $0.34560 US $0.31104

≥1000: US $0.33480 US $0.30132

≥2500: US $0.32400 US $0.29160

≥5000: US $0.31320 US $0.28188

≥10000: US $0.30240 US $0.27216

More: Inquiry

Hua Rui Ke Chuang Electronics Co.,Ltd.

683

5.0 out of 5 stars

3 star 0.1%
4 star 0.7%
5 star 99.1%

Total products: 10611

Total sales: 40627

Average lead time: 11.92 Hour

Delivery times (Express): 1580Deliverytimes

Delivery times (Post office): 130

LS1240 ELECTRONIC TWO - TONE RINGER
LS1240

Stock:15

Third-party originalOriginal parts offered by the third-party

STMicroelectronics

92+

ELECTRONIC TWO - TONE RINGER

≥1: US $0.10360 US $0.09324

More: Inquiry
Out of stock

Heng Ke Yuan Electronics Co.,Ltd.

142

5.0 out of 5 stars

4 star 1.4%
5 star 98.6%

Total products: 59785

Total sales: 4932

Average lead time: 4.17 Hour

Delivery times (Express): 267Deliverytimes

Delivery times (Post office): 18

LS1240 ELECTRONIC TWO - TONE RINGER
LS1240

Stock:8890

Third-party used partsUsed parts offered by the third-party

STMicroelectronics

16+

ELECTRONIC TWO - TONE RINGER

≥1: US $0.44400 US $0.39960

More: Inquiry

GUANGZEDZ

555

5.0 out of 5 stars

1 star 0.2%
4 star 1.3%
5 star 98.6%

Total products: 30101

Total sales: 45747

Average lead time: 44.90 Hour

Delivery times (Express): 3234Deliverytimes

Delivery times (Post office): 20

LS1240 ELECTRONIC TWO - TONE RINGER
LS1240

Stock:60

Third-party used partsUsed parts offered by the third-party

STMicroelectronics

99+

ELECTRONIC TWO - TONE RINGER

≥1: US $0.22200 US $0.19980

More: Inquiry

Utsource Original Store

66794

5.0 out of 5 stars

1 star 0.1%
2 star 0%
3 star 0.2%
4 star 0.3%
5 star 99.3%

Total products: 2399937

Total sales: 5166046

Average lead time: 28.18 Hour

Delivery times (Express): 2043Deliverytimes

Delivery times (Post office): 0

LS1240 ELECTRONIC TWO - TONE RINGER
LS1240

Stock:12140

Utsource certified originalOriginal products offered by Utsource. New guaranteed

STMicroelectronics

92+

ELECTRONIC TWO - TONE RINGER

≥1: US $0.51800 US $0.46620

≥10: US $0.44400 US $0.39960

≥50: US $0.37000 US $0.33300

≥100: US $0.18500 US $0.16650

≥150: US $0.14800 US $0.13320

≥200: US $0.13320 US $0.11988

≥500: US $0.12580 US $0.11322

≥1000: US $0.11840 US $0.10656

≥3000: US $0.11100 US $0.09990

More: Inquiry

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LS1240

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