Rev. 1.10
6
November 04, 2019
Rev. 1.10
7
November 04, 2019
HT45F5Q-3
Battery Charger Flash MCU
HT45F5Q-3
Battery Charger Flash MCU
Features
CPU Features
• Operating voltage
♦
f
SYS
= 8MHz: 2.2V~5.5V
•
Up to 0.5μs instruction cycle with 8MHz system clock at V
DD
=5V
•
Power down and wake-up functions to reduce power consumption
•
Oscillator types
♦
Internal High Speed 8MHz RC – HIRC
♦
Internal Low Speed 32kHz RC – LIRC
•
Multi-mode operation: FAST, SLOW, IDLE and SLEEP
•
Fully integrated internal high speed and low speed RC oscillators require no external components
•
All instructions executed in one or two instruction cycles
•
Table read instructions
•
63 powerful instructions
•
6-level subroutine nesting
•
Bit manipulation instruction
Peripheral Features
•
Flash Program Memory: 4K×15
•
RAM Data Memory: 256×8
•
Emulated EEPROM Memory: 32×15
•
Watchdog Timer function
•
23 bidirectional I/O lines
•
Two pin-shared external interrupts
•
Multiple Timer Modules for time measurement, input capture, compare match output or PWM
output or single pulse output function
•
Universal Serial Interface Module – USIM for SPI, I
2
C or UART communication
•
Dual Time-Base functions for generation of fixed time interrupt signals
•
10 external channels 12-bit resolution A/D converter
•
Battery charger circuit
♦
14-bit D/A Converter and OPA0 are used for constant current control
♦
12-bit D/A Converter and OPA1 are used for constant voltage control
♦
OPA2 is 20 times amplifier for current sense
•
Software controlled 4-SCOM lines LCD driver with 1/2 bias
•
16-bit Cyclic Redundancy Check Unit
•
Low voltage reset function
•
Package types: 24/28-pin SSOP
