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Holtek HT1650 6432 LCD Controller for I/O MCU
Holtek HT1650 6432 LCD Controller for I/O MCU
XProduct SKU: HT1650-128QFPLF
Holtek HT1650 6432 LCD Controller for I/O MCU
HT1650 is a peripheral device specially designed for I/O type MCUs which are used to expand the display capability. The max. display segment of the device are 2048 patterns (64 segments and 32 commons). It also supports four data bits interface, buzzer sound, Watchdog Timer or time base timer functions. The HT1650 is a memory mapping and multi-function LCD controller. It can control TN-type (Twisted Nematic) or STN-type (Super Twisted Nematic) LCDs. The software configuration feature of the HT1650 make it suitable for multiple LCD applications including LCD modules and display subsystems. Only six lines (CS, WR, DB0~DB3) are required for the interface between the host controller and the HT1650 Application Leisure products Games Personal digital assistant Cellular phone Global positioning system Consumer electronicsFeatures
- Operating voltage: 2.7V~5.2V - Built-in 32kHz RC oscillator - External 32.768kHz crystal oscillator or 32kHz frequency source input - Standby current: <1A at 3V, <2A at 5V - Internal resistor type: 1/6 bias or 1/5 bias, 1/32 duty, and 1/16 duty - Three selectable LCD frame frequencies: 64Hz, 89Hz or 170Hz - Max. of 64 32 patterns, 64 segments and 32 commons - 80 segments and 16 commons selectable by command method - Built-in bit-map display RAM: 2048 bits (=64 32 bits) - Built-in internal resistor type bias generator - Six-wire interface (four data wires) - Eight kinds of time base or WDT selection - Time base or WDT overflow output - R/W address auto increment - Built-in buzzer driver (2kHz/4kHz) - Power down command reduces power consumption - Software configuration feature - Data mode and Command mode instructions - Three data accessing modes - Provides VLCD pin to adjust LCD operating voltage and max. VLCD voltage up to 7V - Provides three kinds of bias current programming - Control of TN-type and STN-type LCDs - 128-pin QFP packageCONTACT US FOR VOLUME PRICING
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Holtek HT16K33 RAM Mapping 16×8 LED Controller Driver with Keyscan
Holtek HT16K33 RAM Mapping 16×8 LED Controller Driver with Keyscan
XProduct SKU: HT16K33-28SOPTRLF-P
Holtek HT16K33 RAM Mapping 16×8 LED Controller Driver with Keyscan
General Description The HT16K33 is a memory mapping and multifunction LED controller driver. The max. Display segment numbers in the device is 128 patterns (16 segments and 8 commons) with a 13×3 (MAX.) matrix key scan circuit. The software configuration features of the HT16K33 makes it suitable for multiple LED applications including LED modules and display subsystems. The HT16K33 is compatible with most microcontrollers and communicates via a two-line bidirectional I^2 C-bus. Applications - Industrial control indicators - Digital clocks, thermometers, counters, multimeters - Combo setsFeatures
- Operating voltage: 4.5V~5.5V - Integrated RC oscillator - I^2C-bus interface - 16×8 bits RAM for display data storage - Max. 16×8 patterns, 16 segments and 8 commons - R/W address auto increment - Max. 13×3 matrix key scanning - 16-step dimming circuit - Selection of 20/24/28-pin SOP package typesCONTACT US FOR VOLUME PRICING
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Holtek HT16K33A RAM Mapping 16×8 LED Controller Driver with Keyscan
£0.45 (Ex. VAT)
25 In stock
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Holtek HT71xx-1 30mA TinyPower LDO Regulators
Holtek HT71xx-1 30mA TinyPower LDO Regulators
XProduct SKU: HT7150-1-SOT89TRLF-P
Holtek HT71xx-1 30mA TinyPower LDO
General Description The HT71xx-1 series is a set of three-terminal low power high voltage regulators implemented in CMOS technology. They allow input voltages as high as 30V. They are available with several fixed output voltages ranging from 2.1V to 5.0V. CMOS technology ensures low voltage drop and low quiescent current. Although designed primarily as fixed voltage regulators, these devices can be used with external components to obtain variable voltages and currents. Applications - Battery-powered equipment - Communication equipment - Audio/Video equipmentFeatures
- Low power consumption - Low voltage drop - Low temperature coefficient - High input voltage (up to 30V) - Output voltage accuracy: tolerance ±3% - Package types: 3-pin TO92, 3-pin SOT89 and 5-pin SOT23CONTACT US FOR VOLUME PRICING
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Holtek HT72xx Series 300mA TinyPowerTM LDO
From £0.55 (Ex. VAT)
Holtek HT72xx Series 300mA TinyPowerTM LDO
XProduct SKU: HT7233-SOT23-TRLF-P
The HT72xx series of positive, linear regulators features low quiescent current (4mA typ.) with low dropout voltage, making them ideal for battery applications. The space-saving 3-pin SOT23 package is attractive for "Pocket" and "Hand Held" applications. The devices are capable of supplying 300mA of output current continuously. They are available with several fixed output voltages ranging from 1.8V to 5.0V. Although designed primarily as fixed voltage regulators, these devices can be used with external components to obtain variable voltages and currents. These rugged devices have Thermal Shutdown and Current Limiting to prevent device failure under the "Worst" of operating conditions. Applications - Portable electronics - Wireless devices - Cordless phones - PC peripherals - Battery powered devices - Electronic scales
Features
- Output voltage ranges: Fixed range of 1.8V, 2.5V, 2.7V, 3.0V, 3.3V, 4.5V, 5.0V type. - Highly accuracy: ±2% - Low voltage drop: 240mV (typ.), VOUT=5.0V at 300mA - Maximum Input Voltage: 8V - Guaranteed output current: 300mA - Low quiescent current: 4mA (typ.) - Current limiting - Over-temperature shutdown - 3-pin SOT23, 5-pin SOT23 and 3-pin SOT89 PackagesFrom£0.55 (Ex. VAT)
3000 In stock
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Holtek HT75xx-1 100mA TinyPowerTM LDO
Holtek HT75xx-1 100mA TinyPowerTM LDO
XProduct SKU: HT7521-1-SOT89TRLF-P
Holtek HT75xx-1 100mA TinyPowerTM LDO
General Description The HT75xx-1 series is a set of three-terminal low power high voltage implemented in CMOS technology. They can deliver 100mA output current and allow an input voltage as high as 30V. They are available with several fixed output voltages ranging from 2.1V to 12.0V. CMOS technology ensures low voltage drop and low quiescent current. Although designed primarily as fixed voltage regulators, these devices can be used with external components to obtain variable voltages and currents. Applications - Battery-powered equipment - Communication equipment - Audio/Video equipmentFeatures
Low power consumption - Low voltage drop - Low temperature coefficient - High input voltage (up to 30V) - Quiescent current 2.5µA - High output current : 100mA - Output voltage accuracy: tolerance ±3% - 3-pin TO92, 3-pin SOT89 and 5-pin SOT23 packagesCONTACT US FOR VOLUME PRICING
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Holtek HT77xx PFM Asynchronous Step-up DC to DC Converter (100mA)
£0.20 (Ex. VAT)
Holtek HT77xx PFM Asynchronous Step-up DC to DC Converter (100mA)
XProduct SKU: HT7733-SOT23-5TRLF
Holtek HT77xx
PFM Asynchronous Step-up DC to DC Converter (100mA) The HT77xx series is a set of PFM step-up DC/DC converter with high efficiency and low ripple. The series features extremely low start-up voltage and high output voltage accuracy. They require only three external components to provide a fixed output voltage of 1.8V, 2.2V, 2.7V, 3.0V, 3.3V, 3.7V or 5.0V. CMOS technology ensures ultra low supply current and makes them ideal for battery-operated applications powered from one or more cells. The HT77xx consists of an oscillator, a PFM control circuit, a driver transistor, a reference voltage unit, and a high speed comparator. They employ pulse frequency modulation (PFM) for minimum supply current and ripple at light output loading. These devices are available in space saving 3-pin SOT89, 3-pin SOT23 and 5-pin SOT23 packages. For 5-pin SOT23 package, it also build-in a chip enable function to reduce power consumption during shutdown mode. Applications · Palmtops/PDAs · Portable communicators/Smartphones · Cameras/Camcorders · Battery-powered equipmentFeatures
· Low start-up voltage: 0.7V (Typ.), 0.9V (Max.) · High efficiency: 85% (Typ.), VOUT³2.7V · High output voltage accuracy: ±2.5% · Output voltage: 1.8V, 2.2V, 2.7V, 3.0V, 3.3V, 3.7V, 5.0V · Output current up to 100mA · Ultra low supply current IDD2: 4mA (Typ.) · Low ripple and low noise · Low shutdown current: 0.5mA (Typ.) · 3-pin SOT89, 3-pin SOT23 and 5-pin SOT23 packageFrom£0.20 (Ex. VAT)
10 In stock
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Holtek HT77xxA PFM Step-up DC/DC Converter
£0.20 (Ex. VAT)
Holtek HT77xxA PFM Step-up DC/DC Converter
XProduct SKU: HT7730A-SOT23-5TRLF
Holtek HT77xxA PFM Step-up DC/DC Converter
The HT77xxA series is a set of PFM step-up DC/DC converter with high efficiency and low ripple. The series features extremely low start-up voltage and high output voltage accuracy. They require only three external components to provide a fixed output voltage of 2.7V, 3.0V, 3.3V, 3.7V or 5.0V. CMOS technology ensures ultra low supply current and makes them ideal for battery-operated applications powered from one or more cells. The HT77xxA consists of an oscillator, a PFM control circuit, a driver transistor, a reference voltage unit, and a high speed comparator. They employ pulse frequency modulation (PFM) for minimum supply current and ripple at light output loading. These devices are available in space saving 3-pin SOT89, 3-pin SOT23 and 5-pin SOT23 packages. For 5-pin SOT23 package, it also build-in a chip enable function to reduce power consumption during shutdown mode Applications Palmtops/PDAs Portable communicators/Smartphones Cameras/Camcorders Battery-powered equipmentFeatures
Low start-up voltage: 0.7V (Typ.) High efficiency: 85% (Typ.) High output voltage accuracy: 2.5% Output voltage: 2.7V, 3.0V, 3.3V, 5.0V Output current up to 200mA Ultra low supply current IDD: 5 A (Typ.) Low ripple and low noise Low shutdown current: 0.5 A (Typ.) Package types: 3-pin SOT89, 3-pin SOT23 and 5-pin SOT23 packageFrom£0.20 (Ex. VAT)
10 In stock
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Holtek HT9170B / HT9170D DTMF Receiver
Holtek HT9170B / HT9170D DTMF Receiver
XProduct SKU: HT9170D-18SLF-P
Holtek HT9170B / HT9170D DTMF Receiver
The HT9170B/D are Dual Tone Multi Frequency (DTMF) receivers integrated with digital decoder and bandsplit filter functions as well as power-down mode and inhibit mode operations. Such devices use digital counting techniques to detect and decode all the 16 DTMF tone pairs into a 4-bit code output. Highly accurate switched capacitor filters are implemented to divide tone signals into low and high group signals. A built-in dial tone rejection circuit is provided to eliminate the need for pre-filtering.Features
- Operating voltage: 2.5V~5.5V - Minimal external components - No external filter is required - Low standby current (on power down mode) - Excellent performance - Tristate data output for MCU interface - 3.58MHz crystal or ceramic resonator - 1633Hz can be inhibited by the INH pin - HT9170B: 18-pin DIP package HT9170D: 18-pin SOP packageCONTACT US FOR VOLUME PRICING
6220 In stock
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Holtek HT9200A / HT9200B DTMF Generators
From £0.50 (Ex. VAT)
Holtek HT9200A / HT9200B DTMF Generators
XProduct SKU: HT9200A-8SLF-P
Holtek HT9200A/HT9200B DTMF Generators
General Description The HT9200A/B tone generators are designed for MCU interfaces. They can be instructed by a MCU to generate 16 dual tones and 8 single tones from the DTMF pin. The HT9200A provides a serial mode whereas the HT9200B contains a selectable serial/parallel mode interface for various applications such as security systems, home automation, remote control through telephone lines, communication systems, etc.Features
Features · Operating voltage: 2.5V~5.5V · Serial mode for the HT9200A · Serial/parallel mode for the HT9200B · Low standby current · Low total harmonic distortion · 3.58MHz crystal or ceramic resonator · HT9200A: 8-pin SOP package - HT9200B: 14-pin SOP packageFrom£0.50 (Ex. VAT)
8000 In stock
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InnoSenT – IDR-2050
£105.43 (Ex. VAT)
InnoSenT - IDR-2050
XProduct SKU: IDR-2050
InnoSenT inventory available from stock
From£105.43 (Ex. VAT)
7 In stock
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INNOSENT DISTANCE MEASUREMENT RADAR
INNOSENT DISTANCE MEASUREMENT RADAR
XProduct SKU: ISYS-4001
The iSYS-4001 offers a long-range motion detector within a robust metal enclosure. Combined with the integrated radar signal-processing unit, the radar system is a ready to use device that can be setup easily. The FSK (frequency shift keying) radar operates in the 24GHz ISM Band and provides distance, velocity and direction of moving objects.
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iNRCORE – 1000B-5001NL
£11.42 (Ex. VAT)
iNRCORE - 1000B-5001NL
XProduct SKU: 1000B-5001NL
iNRCORE inventory available from stock
From£11.42 (Ex. VAT)
21 In stock
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iNRCORE – 1000B-5001X
£20.64 (Ex. VAT)
iNRCORE - 1000B-5001X
XProduct SKU: 1000B-5001X
iNRCORE inventory available from stock
From£20.64 (Ex. VAT)
32 In stock
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iNRCORE – 1000B-5003FXNL
£12.38 (Ex. VAT)
iNRCORE - 1000B-5003FXNL
XProduct SKU: 1000B-5003FXNL
iNRCORE inventory available from stock
From£12.38 (Ex. VAT)
70 In stock
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iNRCORE – 1000B-5012XNL
£22.71 (Ex. VAT)
iNRCORE - 1000B-5012XNL
XProduct SKU: 1000B-5012XNL
iNRCORE inventory available from stock
From£22.71 (Ex. VAT)
70 In stock
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iNRCORE – 100B-1001X
£4.75 (Ex. VAT)
iNRCORE - 100B-1001X
XProduct SKU: 100B-1001X
iNRCORE inventory available from stock
From£4.75 (Ex. VAT)
147 In stock
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iNRCORE – 11LHA
£15.75 (Ex. VAT)
iNRCORE - 11LHA
XProduct SKU: 11LHA
iNRCORE inventory available from stock
From£15.75 (Ex. VAT)
12 In stock
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