DC/DC Controller Drives N-channel Power MOSFET Stages

September 12, 2008 10:32 am | Product Releases | Comments

Offering coincident or ratiometric tracking, Linear Technology’s LTC3851 synchronous step-down DC/DC switching regulator controller include on-board MOSFET gate drivers to drive all N-channel power MOSFET stages. The 3 mm² QFN-16- or SSOP-16-packaged component exhibits an input voltage range from 4 V to 38 V, output voltage


Triacs Demonstrate High Current Levels

September 12, 2008 5:35 am | On Semiconductor | Product Releases | Comments

Presenting on-state current ratings of 16 A rms, ON Semiconductor’s BTAxxx Series silicon TO220-packaged triacs offer gate trigger current (lgt) levels of 35 mA and 50 mA in 3 and 4 quadrants. The snubberless devices exhibiting power ratings of 8 A, 12 A and 16 A, blocking voltage to 800 V and immunity to dV/dt of up to 2,000 V/µs. The Pb-free


Serial Flash Chip Shows Sub-90 nm Device Compatibility

September 11, 2008 9:24 am | Atmel Corporation | Product Releases | Comments

Exhibiting an operating voltage range from 1.65 V to 1.95 V, Atmel’s AT25DF081 8 Mb Serial Flash chip operates in the same voltage range as sub-90 nm ASICs and processors/controllers, yielding a single supply voltage for all system components. The device stores program code and data in battery-powered portable consumer products including personal media players and smartphones while operating at 66 MHz. The component enables


Daughter Cards Plug into Development Boards

September 10, 2008 11:25 am | Product Releases | Comments

Enabling broadcast video applications, National Semiconductor’s SDALTEVK and SDXILEVK daughter cards perform with Altera’s Cyclone III development board via HSMC and Xilinx’s Spartan-3A development board via Avnet’s


SerDes Transceiver Offers 30 ps Jitter Performance

September 10, 2008 5:28 am | Product Releases | Comments

Meeting SMPTE 424M jitter specifications, National Semiconductor’s LMH4345 SerDes transceiver exhibits output alignment jitter performance of 30 ps and a minimum input jitter tolerance of 0.6 units interval (UI) in multi-channel broadcast video equipment. The 14 mm² 100-pin TQFP-packaged component includes 4 integrated


High-Stability Oscillator Can Replace Crystal Oscillators

September 8, 2008 11:00 am | Product Releases | Comments

Silicon Laboratories entered the consumer timing market with its 100 percent CMOS oscillator suited for consumer applications. By completely eliminating the quartz resonator that must be cut and tuned for each crystal oscillator (XO) frequency, the Si500 helps enable extremely short lead times. The ultra-low phase noise silicon oscillator


Voltage Supervisors Use 160 nA

September 5, 2008 5:27 am | Product Releases | Comments

Running on a supply current from 1.8 V to 5 V, Intersil’s ISL88001/2/3 3-lead voltage supervisors consume 160 nA of power on a 1.8 V supply current. The SC-70- or SOT-23 packaged devices offer a voltage threshold accuracy of ±1.2% for reset assertion and precision monitoring, a 200 ms power-in reset timeout function and 54 potential


IC Employs Timing Generators for SETS Apps

September 4, 2008 9:19 am | Product Releases | Comments

Providing hitless reference and master/slave switching support with a SyncLink cross-couple data link, Connor-Winfield’s STC5230 synchronous clock IC uses 2 independent timing generators, T0 and T4, that include a digital phase-locked loop (DPLL) in Freerun, Synchronized, and Holdover modes with programmable loop bandwidth of each DPLL from 90 mHz to 107 Hz. The ITU-G.813- and Telcordia GR1244 and


MCU Yields Low Current Consumption

September 3, 2008 11:35 am | Product Releases | Comments

Running off of a 32 kHz oscillator, Freescale Semiconductor’s MC9S08QE32 8-bit MCU demonstrates current consumption of less than 7.3 mA on an operating voltage range from 1.8 V to 3.6 V. The device exhibits 2 low-power stop modes, low-power run and wait modes, clock gating registers to disable clocks or unused peripherals and


Load Switches Demonstrate Voltage Protection

September 2, 2008 6:34 am | Fairchild Semiconductor | Product Releases | Comments

Operating with an input voltage range from 1.8 V to 5.5 V, Fairchild Semiconductor’s FPF22xx Series IntelliMAX load switches include undervoltage lockout (UVLO), thermal shutdown and current limiting. The J-STD-020- and RoHS-compliant components offer


Transceiver ICs Integrate Microprocessor

August 28, 2008 10:41 am | Product Releases | Comments

California Eastern Laboratories’ ZIC2410 Series of ZigBee transceiver ICs combine a ZigBee-compliant RF transceiver with an 8051-based 8-bit microprocessor. The QN48- or VFBGA72-packaged devices offer a receiver sensitivity of -98 dBm, link budget of 106 dB and maximum output power of 8 dBm. The system-on-chip


SSLD Functions at 25 V

August 28, 2008 9:13 am | Product Releases | Comments

Working as a low dropout driver (LDD), Catalyst Semiconductor’s CAT4101 linear-based constant-current SSLD operates with a LED pin compatible up to 25 V. The 5-lead TO-263-packaged component drives strings of up to 10 LEDs adjustable to 1 A. The driver offers current sink of 1 A via an external resistor, dropout voltage of

LISTED UNDER: ICs | Optoelectronics & Displays

TVS Diode Demonstrates ESD Protection

August 28, 2008 5:06 am | Product Releases | Comments

Operating in ±5 V environments, OnChip Devices’ ESD0402-01FR single-channel TVS diode dissipates ESD strikes of ±8 kV contact discharge, in accordance to the IEC 6100-4-2 standard. The 0402-sized or 1 mm × 0.6 mm × 0.5 mm SMT DFN-2-packaged component


Evaluation Platform Enables Prototyping

August 26, 2008 10:36 am | Product Releases | Comments

Allowing DSP or processor aggregation, Tundra Semiconductor’s Tsi620 multi-standard RapidIO switch evaluation platform enables prototyping using Texas Instruments’ TMS320TCI6487 multi-core 3 GHz DSP with extendable cluster and an Altera Stratix III FPGA. The component offers communication with PCI-enabled microprocessors through a PMC connector, hardware bridging and leverage over XGMII. The platform includes


500-mA Converter is Thinnest Available

August 18, 2008 11:52 am | Product Releases | Comments

With package dimensions of 0.9 x 1.3 x 0.6 mm, the 500-mA TPS62601 step-down DC/DC converter from Texas Instruments is presented as the thinnest device of its type. Accepting an input voltage range from 2.3 to 5.5 V, the output is 1.8 V with a voltage regulation accuracy of +/- 1.5 %. Operating at up to 89% efficiency, the 6-MHz synchronous, switch-mode converter requires only a 0.6-mm-high 0.47-uH inductor and two ceramic capacitors.



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