Analogue / Linear / Mixed Signal ICs

2Mbit/s (NRZ) opto-coupler with Schmitt trigger

6th December 2018 Analogue / Linear / Mixed Signal ICs, LED Lighting, Power Supplies

Analogue / Linear / Mixed Signal ICs

Vishay has introduced a series of 1Mbaud (2MHz NRZ) optocouplers with built-in Schmitt trigger and open collector output. Called the VOH1016A series, the typical input current for output turn-on is 650μA (2mA max required) with guaranteed on-off threshold hysteresis – I(off)/I(on) is between 0.5 and 0.95, typically 0.9 (Vcc 5V, 280Ω load). Output stage supply voltage range is 3-15V (at 550μA ...

Battery-powered AI sound recognition with multi-year life

29th November 2018 Analogue / Linear / Mixed Signal ICs, Sensors, Software

Analogue / Linear / Mixed Signal ICs

Battery-powered consumer electronics can have artificial intelligence hearing, according to a partnership between low-power MCU firm Ambiq Micro, mems microphone maker Vesper and sound recognition specialist Audio Analytic. They are not offering wide vocabulary speech recognition, but recognition of individual sounds. “Meeting steep power consumption demands remains the largest barrier to truly enabling AI on battery-powered edge devices,“ said Ambiq v-p of ...

SPS: CambridgeIC position sensing chips get faster

14th November 2018 Analogue / Linear / Mixed Signal ICs, Automotive Electronics, Industrial Electronics

Analogue / Linear / Mixed Signal ICs

UK fabless chip firm CambridgeIC has increased its portfolio of position sensing IC, adding a fast and precise version of its unique technology which senses angular or linear position, with precision, despite relaxed mounting tolerances for its components which are ICs mounted on PCBs containing inductive patterns. “CambridgeIC’s family of position measuring ICs are an effective alternative to traditional position ...

Electronica: Teledyne announces 8Gsample/s DAC for satellites

13th November 2018 Analogue / Linear / Mixed Signal ICs, Military/Aerospace Electronics

Analogue / Linear / Mixed Signal ICs

Teledyne e2v has announced a DAC for space applications with a guaranteed 8Gsample/s conversion rate, that can “achieve clean signal generation up to K-band at 26.5GHz,” according to the firm. “The datasheet’s minimum performance guarantees are given at frequency levels that were never achieved before.” The device is the EV12DS480, and evolution of its EV12DS460, now providing a broader options ...

Industrial chip serialises eight current inputs to SPI

8th November 2018 Analogue / Linear / Mixed Signal ICs, Industrial Electronics

Analogue / Linear / Mixed Signal ICs

MAX22190 is an IEC 61131-2 compliant industrial digital input device, which translates eight 24V current-sinking inputs to an SPI-compatible serial output that interfaces with 3V to 5.5V logic. A current setting resistor allows it to be configured for Type 1, Type 2, or Type 3 inputs. “Designed to reduce power, system cost, and size for programmable logic controller digital-input sub-systems, ...

Car audio amp spots crossed output connections

7th November 2018 Analogue / Linear / Mixed Signal ICs, Automotive Electronics

Analogue / Linear / Mixed Signal ICs

Toshiba has announced a 4-channel linear audio power amplifier for vehicle use, with high output quality and extensive self-diagnostics. Called TCB702FNG, is can be used as a power amplifier or line output amplifier, delivering 45W into a 4Ω load. “High fidelity output is achieved through a total harmonic distortion of just 0.02% with output noise levels as low as 60 ...

Tiny SiTime silicon MEMS resonator hits 5ppb accuracy for 5G infrastructure

5th November 2018 Analogue / Linear / Mixed Signal ICs, Embedded Systems, Internet of Things

Analogue / Linear / Mixed Signal ICs

Mems oscillator from has announced devices that can achieve 5ppb (parts/billion) frequency accuracy, and shun both thermal variation and vibration. The devices are based on 100ppb parts released two years ago and, despite now including an oven, measure 7 x 9 x 6.5mm. The firm is aiming frequency provision in 5G infrastructure, where many mini-basestations will be spread across the ...

Precision multi-channel±10V and 0-20mA ADC for industry

23rd October 2018 Analogue / Linear / Mixed Signal ICs

Analogue / Linear / Mixed Signal ICs

Analog Devices has introduced two multi-channel ±10V and 0-20mA precision A/D converters for programmable logic controllers (PLCs) and distributed control system (DCS) modules. Matched current sense resistors and resistor dividers are integrated, using the firm’s iPassives technology – see table below for precision summary. “The high degree of channel-to-channel matching simplifies calibration requirements, and with support for up to eight ...

UK capacitive touch controller works in tough industrial environments

22nd October 2018 Analogue / Linear / Mixed Signal ICs, Digital Integrated Circuits, Sensors

Analogue / Linear / Mixed Signal ICs

Aiming at industrial and automotive applications, Hampshire-based TouchNetix has introduced a high-immunity capacitive touch screen controller that can work with thick screens, and even variable thickness screens – performance that is impossible for modified consumer-grade touchscreen controllers, according to the firm. Claimed noise immunity is far higher than competing controllers – 80dB against typically 50-55dB, company MD Chris Ard told ...

ROHM re-brands hi-fi DACs

15th October 2018 Analogue / Linear / Mixed Signal ICs

Analogue / Linear / Mixed Signal ICs

ROHM has launched a new branding “MUS-IC” reflecting ROHM’s focus on solutions for high-fidelity audio products. This branding covers a range of D/A converter ICs (DAC ICs), optimized for high-fidelity reproduction, and power supply products. The increased adoption of high-resolution audio sources has lately strengthened the demand for audio equipment that can deliver an appropriate sound quality. Audio DAC chips, ...

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