Circuits

Spread Injection PLL Buffer helps reduce EMI.

Without replacing original clock source, 9DS800 differential buffer adds spread spectrum to systems that use non-spreading clock source. Solution takes in 100 MHz differential clock and adds spread, reducing EMI and improving signal integrity. Furthermore, device makes 8 copies of 100 MHz differential clock with spread added for use throughout system. Users can also turn spread on/off and select...

Read More »

Hall-Effect Latch Sensor enhances magnetic scrolling.

Supplied in 1.5 x 2 x 0.4 mm, Pb-free MLF package, MLX92213 enhances efficiency and power consumption of scrolling or trackball-type applications found in computer peripherals and handheld consumer electronics. Magnetic design, which offers contact-less and solid-state solution for incremental rotary encoders, features Hall-effect Latch operating from 1.6-3.6 V. Push-Pull output eliminates need...

Read More »
Synchronous DC/DC Controller offers digital power management.

Synchronous DC/DC Controller offers digital power management.

Model SMB211 10 A controller features serial digital interface for configuration during development and reprogramming in system by host software. Integrated synchronous DC-DC step-down converter provides set of digital control functions. Operable at 4 different frequencies, IC has output voltage digitally set from +0.5-2.5 V in 10 mV steps or from +1.0-5.0 V in 20 mV steps, monitored for over and...

Read More »

Microcontrollers support wireless monitoring applications.

Featuring integrated IEEE 802.15.4 radio, STM32W Series delivers true System-on-Chip platform supporting embedded wireless sensor network design. Devices transmit up to 7 dBm output power and support up to 107 dB link budget, achieve up to -100 dBm receiver sensitivity, and allow coexistence with Wi-Fi and Bluetooth networks. Operating from 2.1-3.6 V, 32-bit units include 8 KB SRAM, 128 KB Flash,...

Read More »

Single-Chip PMUs reduce board space in portable electronics.

Supplied in 6 x 6 x 0.4 mm QFN package, TPS65070/TPS65073 power management units (PMUs) implement all sequencing and default options to power processors such as OMAP(TM) and digital signal processors. Each power management integrated circuit integrates three 2.25 MHz, 1.5 A DC/DC step-down converters; two 200 mA LDOs; and 10-bit ADC, and 1.5 A linear battery charger. Other features include I-²C...

Read More »
Robotics Development Kit Announced by Digilent and Microchip Technology

Robotics Development Kit Announced by Digilent and Microchip Technology

PIC32-based Kit Targets Academia and Hobbyists; Comes With Integrated Programmer/Debugger and Free C Compiler CHANDLER, Ariz., Sept. 14, 2009 [NASDAQ: MCHP] - Microchip Technology Inc., a leading provider of microcontroller and analog semiconductors, today announced the availability of a PIC32 32-bit microcontroller (MCU)-based robotics development kit through Digilent Inc. Available for purchase...

Read More »
Power Regulator ICs are fully programmable.

Power Regulator ICs are fully programmable.

Respectively rated at 5 and 16 A per channel, XRP7704 and XRP7740 integrate flexibility of digital power management and control as well as power capabilities of analog switching power supplies. Both system-level solutions permit real-time power system adjustments during design in response to changing requirements or even after field-deployment. Operating from 6.5-20 V input, these 5-channel power...

Read More »
Controller allows USB device charging during sleep mode.

Controller allows USB device charging during sleep mode.

Incorporating PowerNap(TM) technology, PI5USB56 all-in-one USB PowerNap controller allows charging of USB-enabled handheld mobile devices via PC while OS is in sleep mode. Unit includes ESD and Vbus short protection as well as auto-detection and auto-switching support. It also supports USB 1.1/USB 2.0 full- and high-speed specifications as well as sleep-and-charge functionality per USB 1.0, USB...

Read More »

Tuner and Demodulator SoC suits DVB-T, hybrid applications.

Supplied in 7 x 7 mm QFN 48 package, MxL1x1SF series is intended for DVB-T as well as hybrid multi-mode applications combining DVB-T and other analog/digital terrestrial TV and cable TV standards. It covers 44 to 1 GHz range and consumes ~450 mW of power. Also, MxL1x1SF parts provide access to software-configurable IF output signal of tuner, enabling hybrid implementations, as well as MxL5007T...

Read More »

Silicon Tuners target digital cable market.

Utilizing digital CMOS process-based technology, MxL20xRF tuners integrate channel filtering and on-chip 94 dB gain to deliver high-quality signal reception of weak signals. They consume 400 mW of power, complying with Energy Star standards in standby and operating modes. At 5 x 5 mm, units can be implemented on 2-layer PCBs and do not require provisions for thermal management. Tuners support...

Read More »

All Topics