HCPL-7860 Datasheet, PDF (1/28 Pages) Agilent(Hewlett-Packard) – Isolated 15-bit A/D Converter

H
Isolated 15-bit A/D Converter
Technical Data
HCPL-7860
HCPL-0870, -7870
Features
• 12-bit Linearity
• 700 ns Conversion Time
(Pre-Trigger Mode 2)
• 5 Conversion Modes for
Resolution/Speed Trade-Off;
12-bit Effective Resolution
with 18 µs Signal Delay
(14-bit with 94 µs)
• Fast 3 µs Over-Range
Detection
• Serial I/O (SPI^®, QSPI^® and
Microwire^® Compatible)
• ± 200 mV Input Range with
Single 5 V Supply
• 1% Internal Reference
Voltage Matching
• Offset Calibration
• -40°C to +85°C Operating
Temperature Range
• 15 kV/µs Isolation Transient
Immunity
• Regulatory Approvals; UL,
CSA, VDE
DIGITAL CURRENT SENSOR
+
ISOLATION
+
BOUNDARY
INPUT
CURRENT
OUTPUT
DATA
ISOLATED
MODULATOR
DIGITAL
INTERFACE IC
Hewlett-Packard’s Isolated A/D Converter delivers the reliability, small size, superior
isolation and over-temperature performance motor drive designers need to accurately
measure current at half the price of traditional solutions.
CAUTION: It is advised that normal static precautions be taken in handling and assembly of this component to
prevent damage and/or degradation which may be induced by ESD.
SPI and QSPI are trademarks of Motorola Corp.
Microwire is a trademark of National Semiconductor Inc.
1-260
5965-5255E