Intersil HS-139RH Radiation Hardened Quad Voltage Comparator Data Handbook
Summary
A high-reliability comparator designed for demanding radiation environments and critical defense applications. This device features quad voltage comparators on a single monolithic substrate, offering immunity against Single Event Latch-up and operating reliably across extreme temperature ranges. The accompanying manual provides comprehensive details including electrical specifications, various package options, full pinouts, and die characteristics required by engineers building space-grade timing circuitry or level shifting systems. Essential for designers needing maximum performance and robust stability in mission-critical electronics.
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HS-139RH
Data Sheet May 1999 File Number 3573.2
Radiation Hardened Quad Voltage Features Comparator
QML Qualified Per MIL-PRF-38535 Requirements
The Radiation Hardened HS-139RH consists of four
Radiation Environment
independent single or dual supply voltage comparators on
Latch-up Free Under any Conditions
single monolithic substrate. The common mode input voltage
Total Dose (Max). . . . . . . . . . . . . . . . . . 3 x 105 RAD(Si)
range includes ground, even when operated from a single
SEU LET Threshold . . . . . . . . . . . . . . . 20Me V/cm2/mg
supply, and the low supply current makes these comparators
Low Dose Rate Effects Immunity
suitable for low power applications. These types were designed to directly interface with TTL and CMOS. 100V Output Voltage Withstand Capability
The HS-139RH is fabricated on our dielectrically isolated ESD Protection to >3000V Rad Hard Silicon Gate (RSG) process, which provides an
Differential Input Voltage Range Equal to the Supply
immunity to Single Event Latch-up and the capability of
Voltage
highly reliable performance in any radiation environment.
Input Offset Voltage (VIO). . . . . . . . . . . . . . . . . 2m V (Max)
Specifications for Rad Hard QML devices are controlled
Quiescent Supply Current . . . . . . . . . . . . . . . . 2m A (Max)
by the Defense Supply Center in Columbus (DSCC). The SMD numbers listed below must be used when ordering.
Applications
Detailed Electrical Specifications for the HS-139RH are
contained in SMD 5962-98613. A “hot-link” is provided Pulse Generators
on our homepage with instructions for downloading.
Timing Circuitry
www.intersil.com/spacedefense/newsafclasst.asp
Level Shifting Analog to Digital Conversion
Ordering Information
ORDERING INTERNAL Pinouts
NUMBER MKT. NUMBER TEMP. RANGE (o C)
HS-139RH (SBDIP CDIP2-T14)
TOP VIEW
5962F9861301VCC HS1-139RH-Q -55 to 125
5962F9861301QCC HS1-139RH-8 -55 to 125 OUT 2 OUT 3
HS1-139RH/Proto HS1-139RH/Proto -55 to 125 OUT 1 OUT 4
5962F9861301VXC HS9-139RH-Q -55 to 125 V+ GND
- IN 1 + IN 4
5962F9861301QXC HS9-139RH-8 -55 to 125
+ IN 1 - IN 4
HS9-139RH/Proto HS9-139RH/Proto -55 to 125
- IN 2 + IN 3
+ IN 2 - IN 3
HS-139RH (FLATPACK CDFP3-F14)
TOP VIEW
1OUT 2 OUT 3
OUT 1 OUT 4
V+ GND
- IN 1 + IN 4 + IN 1 - IN 4 - IN 2 + IN 3 - IN 2 - IN 3
CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures.
1-888-INTERSIL or 321-724-7143 Copyright © Intersil Corporation 1999
Page Summary Contents For Intersil HS-139RH Radiation Hardened Quad Voltage Comparator Data Handbook
Manual Details
| Brand | QUAD |
|---|---|
| Pages | 2 |
| File Size | 52.41 KB |
| Published | May 29, 2026 |
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Frequently Asked Questions
What is the maximum Input Offset Voltage for the HS-139RH?
The Input Offset Voltage (V) is 2mV (Max).
What types of TTL and CMOS circuits can this comparator interface with?
These comparators were designed to directly interface with both TTL and CMOS logic families.
How durable is the HS-139RH in harsh radiation environments?
It offers highly reliable performance in any radiation environment, including a Total Dose up to 3 x 10 RAD(Si).
What precautions must be taken when handling these components?
The devices are sensitive to electrostatic discharge; proper IC Handling Procedures must be followed.