Holtek HT46R22, Handbook

Page: 13 / 162

Features
Technology Features
·
High-performance RISC Architecture
·
Low-power Fully Static CMOS Design
·
Operating Voltage:
f
SYS
=4MHz: 2.2V~5.5V
f
SYS
=8MHz: 3.3V~5.5V
·
Power Consumption:
2mA Typical at 5V 4MHz (for Crystal Oscillator with ADC Disabled)
Maximum of 1
m
A Standby Current at 3V with WDT Disabled
·
Temperature Range:
Operating Temperature -40
°
C to 85
°
C (Industrial Grade)
Storage Temperature -50
°
C to 125
°
C
Kernel Features
·
Program Memory:
2K
´
14 OTP/Mask ROM (HT46R47/HT46C47, HT46R22/HT46C22)
4K
´
15 OTP/Mask ROM (HT46R23/HT46C23)
8K
´
16 OTP/Mask ROM (HT46R24/HT46C24)
·
Data Memory:
64
´
8 SRAM (HT46R47/HT46C47, HT46R22/HT46C22)
192
´
8 SRAM (HT46R23/HT46C23)
384
´
8 SRAM (HT46R24/HT46C24)
·
Table Read Function
·
Multi-level Hardware Stack:
6-level (HT46R47/HT46C47, HT46R22/HT46C22)
8-level (HT46R23/HT46C23)
16-level (HT46R24/HT46C24)
·
Direct and Indirect Data Addressing Mode
·
Bit Manipulation Instructions
·
63 Powerful Instructions
·
Most Instructions Implemented in 1 Machine Cycle
Peripheral Features
·
From 13 to 40 Bidirectional I/O with Pull-high Options
·
Multi-channel 9 or 10-bit A/D Converter
·
Pulse Width Modulator Outputs
·
Port A Wake-up Options
·
External Interrupt Input
·
Event Counter Input
·
Full Timer Functions with Prescaler and Interrupt
·
Watchdog Timer (WDT)
4
A/D Type MCU