Pagina 2 - Nieuwste technologieën van Renesas Electronics America | Heisener Electronics
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Nieuwste technologieën van Renesas Electronics America

Archief 146
Pagina  2/9
Technology Cover

2023-02-15, Differential DSL line driver supplied by Renesas

The EL1508 is designed for driving full rate ADSL signals in both CO and CPE applications at very low power dissipation. The high drive capability of 450mA makes this driver ideal for both CAP and DMT designs. It contains two wideband, high-voltage, current mode feedback amplifiers with a number of power dissipation reduction features.

Technology Cover

2023-02-12, Renesas Quad, 3.5MHz, Operational Amplifier

HA-4741, which contains four amplifiers on a monolithic chip, provides a new measure of performance for general purpose operational amplifiers. Each amplifier in the HA-4741 has operating specifications that equal or exceed those of the 741-type amplifier in all categories of performance

Technology Cover

2023-02-12, ZVS full bridge PWM controller

The ISL6551 is a zero voltage switching (ZVS) full-bridge PWM controller designed for isolated power systems. This part implements a unique control algorithm for fixed-frequency ZVS current mode control, yielding high efficiency with low EMI. The two lower drivers are PWM controlled on the trailing edge and employ resonant delay while the two upper drivers are driven at a fixed 50% duty cycle.

Technology Cover

2023-02-09, Renesas Dual Mobile-Friendly PWM Controller with DDR Option

The ISL6227 dual PWM controller delivers high efficiency precision voltage regulation from two synchronous buck DC/DC converters. It was designed especially to provide power regulation for DDR memory, chipsets, graphics and other system electronics in Notebook PCs. The ISL6227’s wide input voltage range capability allows for voltage conversion directly from AC/DC adaptor or Li-Ion battery pack.

Technology Cover

2023-02-08, Renesas triple differential twisted-pair drive and common mode synchronous coding

The EL4543 is a high bandwidth triple differential amplifier with integrated encoding of video sync signals. The inputs are suitable for handling high speed video or other communications signals in either single-ended or differential form, and the common-mode input range extends all the way to the negative rail enabling ground-referenced signalling in single supply applications.

Technology Cover

2023-02-07, Renesas High Speed 1k x 8 Dual port static sram

The IDT7130/IDT7140 are high-speed 1K x 8 Dual-Port Static RAMs. The IDT7130 is designed to be used as a stand-alone 8-bit Dual-Port RAM or as a "MASTER" Dual-Port RAM together with the IDT7140 "SLAVE" Dual-Port in 16-bit-or-more word width systems. Using the IDT MASTER/SLAVE Dual-Port RAM approach in 16-ormore-bit memory system applications results in full-speed, errorfree operation without the need for additional discrete logic.

Technology Cover

2023-02-06, Large 3V output swing, 16.5kV ESD, complete fail-safe, 1/8 unit load, RS-485/RS-422 transceiver

The ISL315xE family of 5V powered RS-485/RS-422 transceivers features high output drive and high ESD protection. The devices withstand ±16.5kV IEC61000-4- 2 ESD strikes without latch-up. The large output voltage of 3.1V typical into a 54Ω load provides high noise immunity, and enables the drive of up to 8000ft long bus segments, or eight 120Ω terminations in a star topology.

Technology Cover

2023-02-06, Renesas Monolithic 350mA Step-Down Regulator

The EL7535 is a synchro-integrated FET 350mA step-down regulator in a 10 Ld MSOP package. The regulator has an input voltage range of 2.5V to 6V and can accommodate 3.3V, 5V or lithium-ion battery power supplies. Output can be set externally from 0.8V to VIN with resistance divider.

Technology Cover

2023-02-05, Ultra low power 3 Ld voltage monitor in SC-70 and SOT-23 pack

The ISL88001, ISL88002, ISL88003 supervisors are extremely low power 160nA voltage supervisors that help to monitor the power supply voltages in a wide variety of applications. By providing Power-On Reset and supply voltage supervision in small 3 Ld SC-70 and SOT-23 packages, the ISL88001, ISL88002, ISL88003 devices can help to lower system cost, reduce board space requirements and increase the reliability of systems.

Technology Cover

2023-01-14, Step-down synchronous rectifier pulse width modulator (PWM) controller

The ISL6522 provides complete control and protection for a DC-DC converter optimized for high-performance microprocessor applications. It is designed to drive two N-Channel MOSFETs in a synchronous rectified buck topology. The ISL6522 integrates all of the control, output adjustment, monitoring and protection functions into a single package.

Technology Cover

2023-01-14, Renesas Low Noise 24-bit Delta Sigma ADC

The ISL26102 and ISL26104 provide a low-noise programmable gain amplifier along with a 24-bit Delta-Sigma Analog-to-Digital Converter with two channel (ISL26102) or four channel (ISL26104) differential, multiplexed inputs. The devices feature exceptional noise performance for conversion rates ranging from 2.5Sps to 4kSps

Technology Cover

2023-01-12, Renesas 1.5A low static current 1.6MHz High efficiency synchronous step-down regulator

The ISL8009A is a high efficiency, monolithic, synchronous step-down DC/DC regulator that can deliver up to 1.5A continuous output current. It is optimized for generating low output voltages down to 0.8V. The supply voltage range of 2.7V to 5.5V allows for the use of single Li+cell, three NiMH cells or a regulated 5V input

Technology Cover

2023-01-11, Single phase step-down PWM controller integrated MOSFET driver

The ISL6314 single-phase PWM control IC provides a precision voltage regulation system for advanced microprocessors. This controller IC maintains the same features as the multi-phase product family, but reduces the output to a single-phase, for lower current systems. By reducing the number of external parts, this integration is optimized for a cost and space saving power management solution.

Technology Cover

2023-01-09, Low power + quad 256 tap + 2-wire bus + uplink/downlink interface quad digital control (XDCP™) potentiometer

The X9252 integrates 4 digitally controlled potentiometers (XDCP) on a monolithic CMOS integrated circuit. The digitally controlled potentiometers are implemented using 255 resistive elements in a series array. Between each pair of elements are tap points connected to wiper terminals through switches

Technology Cover

2023-01-09, Renesas 1% Output Accuracy 600kHz/1.2MHz PWM Step-Up Regulator

The ISL97519 is a high frequency, high efficiency step-up voltage regulator operated at constant frequency PWM mode. With an internal 2.0A, 200m MOSFET, it can deliver up to 1A output current at over 90% efficiency. The selectable 600kHz and 1.2MHz allows smaller inductors and faster transient response. An external compensation pin gives the user greater flexibility in setting frequency compensation allowing the use of low ESR ceramic output capacitors.

Technology Cover

2023-01-07, Advanced synchronous rectifying Buck MOSFET driver with protection feature

The ISL6612 and ISL6613 are high frequency MOSFET drivers specifically designed to drive upper and lower power N-Channel MOSFETs in a synchronous rectified buck converter topology. These drivers combined with HIP63xx or ISL65xx Multi-Phase Buck PWM controllers and N-Channel MOSFETs form complete core-voltage regulator solutions for advanced microprocessors.

Technology Cover

2023-01-07, 57MHz, wide band, four quadrants, voltage output analog multiplier

The HA-2556 is a monolithic, high speed, four quadrant, analog multiplier constructed in the Intersil Dielectrically Isolated High Frequency Process. The voltage output simplifies many designs by eliminating the current-to-voltage conversion stage required for current output multipliers. The HA-2556 provides a 450V/µs slew rate and maintains 52MHz and 57MHz bandwidths for the X and Y channels respectively, making it an ideal part for use in video systems.

Technology Cover

2023-01-05, Renesas Charging System Safety Circuit

The ISL9212A is an integrated circuit (IC) optimized to provide a Li-ion battery redundant safety protection from failures of a charging system. The IC monitors the input voltage, the battery voltage, and the charge current. When any of the three parameters exceeds its limit, the IC turns off an internal P-channel MOSFET to remove the power from the charging system