News - Holt Integrated Circuits, Inc.

Completion of Transition to New 38,000 sq. ft. Facility Announced
12/5/2023

Holt Integrated Circuits today announced the completion of the transition from its Mission Viejo location to a new 38,000 sq. ft. facility in Aliso Viejo, California, which is the culmination of a $12.6 million facility investment in 2022. Read more

Holt Expands Drop-In Replacements for DDC® MIL-STD-1553 Terminals
9/15/2023

Holt Integrated Circuits today announced an expansion of its family of legacy drop-in replacement MIL-STD-1553 Terminals to include the DDC® Mini-ACE® and Mini-ACE Plus® families. All drop-in families are both pin and software register level compatible. Read more

Holt Releases Updated Portable Library API for its MIL-STD-1553 Integrated Terminals
8/24/2023

Holt Integrated Circuits today announced a major update to the Application Programming Interface (API) for its MIL-STD-1553 integrated terminals. The Holt Portable Library (HPL) API now supports all Holt’s MIL-STD-1553 terminal devices, providing the customer with a layer of abstraction using standardized functions and enabling software portability for all Holt devices across multiple platforms and processors. Read more

Guidelines for Lightning Protection of Latest ARINC 429 Devices according to RTCA DO-160G, Section 22, Level 3 & 4
7/12/2023

Holt Integrated Circuits has published a new application note (AN-303) which provides guidelines for protection against lightning induced transients applied to Holt’s latest ARINC 429 products. Many of these products, such as HI-35930 protocol family, HI-8450/4/8 line receiver families, HI-8460 galvanically isolated line receiver family and HI-8597 line driver family have on-chip built-in lightning protection against Level 3 pin injection waveforms. Read more

Holt Awarded Raytheon Technologies Premier Award
6/21/2023

Holt Integrated Circuits today announced that Raytheon Technologies Corporation, one of the world’s largest defense manufacturers, has recognized Holt Integrated Circuits with a Premier Award for performance in 2022 in overall excellence in Cost Competitiveness. Read more

Octal ARINC 429 Receiver Development Kit with SPI Host Interface
3/27/2023

Holt Integrated Circuits today announced the release of a new ARINC 429 Development Kit, ADK-35981. The evaluation board demonstrates the operation of Holt's HI-35981, an Octal ARINC 429 Receiver with Label Recognition and a SPI Interface. The kit is 2-board assembly and provides a ready-to-run evaluation platform including full project software and source files, IAR Systems Embedded Workbench® for ARM and a fully integrated debug interface for the ARM Cortex M3 microcontroller. Read more

Dual Channel MIL-STD-1553 FPGA Mezzanine Card
3/20/2023

Holt Integrated Circuits today announced the introduction of a new dual channel MIL-STD-1553 mezzanine card featuring it’s HI-25850, a 3.3V MIL-STD-1553 dual transceiver with integrated transformers. The transformers are configured to provide a transformer-coupled MIL-STD-1553 interface. Integration of the transformers in the IC package provides significant board space saving. Read more

Aero India 2023 – A Huge Success!
3/3/2023

We would like to thank all our customers for visiting our booth at the Aero India 2023 show, held between February 13 – 17, at the Yelahanka Air Force Station in Bangalore, India. Aero India is the largest air show and aviation exhibition in Asia, organized by India’s Ministry of Defence. Read more

Application Development Kit for MIL-STD-1553A/B/C Solution
12/21/2022

Holt Integrated Circuits today announced the release of a new application development kit (ADK-6139) for its HI-6139, a new device with a software-controlled MIL-STD-1553A mode, but otherwise functionally identical and drop-in compatible with Holt’s existing HI-6138 MAMBA device. It therefore provides the possibility of adding 1553A capability to any existing MAMBA terminal design with minimal software changes. Read more

Enhanced Octal ARINC 429 Receiver
10/7/2022

Holt Integrated Circuits today announced the release of a new 8-channel ARINC 429 line receiver. The device, HI-35981, is an enhanced version of Holt’s well-established HI-35980 (HI-3598) family, with additional features and functionality. The user-programmable label filtering capability has been expanded from 16 labels to all 256 labels, and the 4-word deep receive FIFO has been increased to 32 words deep. In addition, a 32-word deep transmit FIFO has been added, significantly increasing the transmit capability from the single-word buffer on the existing device. Read more