News - Holt Integrated Circuits, Inc.

Development Kit for Rad-Hard MIL-STD-1553 Dual Transceiver
10/30/2024

Holt Integrated Circuits today announced the introduction of ADK-1592, a development kit designed to help customers interface Holt’s recently announced HI-1592 rad-hard transceiver with a MIL-STD-1553 protocol controller or FPGA. The HI-1592 is latch-up immune and proven to withstand a single-event upset (SEU) with an LET of at least 67.7 MeV-cm2/mg. It is radiation tolerant to a total ionizing dose (TID) of 100 krad(Si) and is ideal for launch vehicle, high-altitude aircraft and low orbit satellite applications utilizing MIL-STD-1553 data bus communication. Read more

Development Kit for Programmable 16-Channel Low-Side Driver
10/7/2024

Holt Integrated Circuits today announced the introduction of ADK-84216, a development kit designed to demonstrate the features of Holt’s recently announced programmable 16-channel low side driver, HI-84216. This device was designed to drive a wide variety of loads, such as LED dimmers, relays, solenoids, valves, actuators, small DC motors and incandescent lamps operating in high reliability aerospace and defense environments. Read more

Programmable 16-Channel Low-Side Driver with Built-In Protection and Load-Current Sensing
9/19/2024

Holt Integrated Circuits today announced the introduction of HI-84216, a smart 16-channel low-side driver designed for high reliability avionics applications. The device uses a Serial Peripheral Interface (SPI) for intelligent switch control, monitoring and advanced diagnostics. It is capable of sinking 250mA per channel with up to 4A total sink current for parallel channel operation. Read more

Radiation-Hardened 3.3V MIL-STD-1553 Dual Transceiver for High Reliability and Space Applications
8/28/2024

Holt Integrated Circuits today announced the introduction of HI-1592, a radiation-hardened 3.3V MIL-STD-1553 dual transceiver for high reliability and space applications. This new product offering provides additional robustness for demanding Hi-Rel applications such as launch vehicles, high-altitude aircraft, low-orbit satellites, and space. Read more

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