LM12H458 12-Bit Sign Data Acquisition System

National Semiconductor

Description

LM12454/LM12458/LM12H458 12-Bit + Sign Data Acquisition System with Self-Calibration July 1999 LM12454/LM12458/LM12H458 12-Bit + Sign Data Acquisiti.
The LM12454, LM12458, and LM12H458 are highly integrated Data Acquisition Systems.

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Datasheet Specifications

Part number: LM12H458
Manufacturer: National Semiconductor
File Size: 0.97 MB
Datasheet: LM12H458_NationalSemiconductor.pdf
Description: 12-Bit Sign Data Acquisition System

Features

* n Three operating modes: 12-bit + sign, 8-bit + sign, and “watchdog” n Single-ended or differential inputs n Built-in Sample-and-Hold and 2.5V bandgap reference n Instruction RAM and event sequencer n 8-channel (LM12(H)458), 4-channel (LM12454) multiplexer n 32-word conversion FIFO n Programmable ac

Applications

* information can be found in applications notes AN-906, AN-947 and AN-949. Key Specifications (fCLK = 5 MHz; 8 MHz, H) j j j j j j j j j j Resolution 13-bit conversion time 9-bit conversion time 13-bit Through-put rate Comparison time (“watchdog” mode) ILE VIN range Power dissipation Stand-by mode

LM12H458 Distributors

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LM12H458 12-Bit Sign Data Acquisition System National Semiconductor

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