HT46R221 - 8-Bit A/D Type MCU

Product Overview

Holtek Semiconductor Inc

Part number	HT46R221
Manufacturer	Holtek Semiconductor Inc
File Size	390.09 KB
Description	8-Bit A/D Type MCU
Datasheet	HT46R221 Datasheet
Additional preview pages of the HT46R221 datasheet.

The device is an 8-bit high performance RISC-like microcontroller designed for multiple I/O product applications.

Operating voltage:.
Up to 0.5ms instruction cycle with 8MHz system clock fSYS=4MHz: 2.2V~5.5V fSYS=8MHz: 4.5V~5.5V.
19 bidirectional I/O lines (max. ).
1 interrupt input shared with an I/O line.
8-bit programmable timer/event counter with over- at VDD=5V.
6-level subroutine nesting.
8 channels 9-bit resolution (8-bit accuracy) A/D con- verter.
1-channel (6+2)/(7+1)-bit PWM output shared with flow interrupt and 7-stage prescaler.
On-chip crystal an.

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Published: Mar 26, 2005 |