54,800 تومان


The HT45F23A and HT45F24A are Flash Memory Tinypower A/D type 8-bit high performance RISC architecture microcontrollers, designed especially for applications that interface directly to analog signals. The devices have higher gain bandwidth making them more suitable for higher frequency applications.

CPU Features

Operating voltage
fSYS= 32.768kHz: 2.2V~5.5V
fSYS= 910kHz: 2.2V~5.5V
fSYS= 2MHz: 2.2V~5.5V
fSYS= 4MHz: 2.2V~5.5V
fSYS= 8MHz: 3.3V~5.5V
TinyPower technology for low power operation
Power down and wake-up functions to reduce power consumption
Oscillator types
– External Crystal — HXT
– External 32.768kHz Crystal — LXT
– External RC — ERC
– Internal RC — HIRC
– Internal 32kHz RC — LIRC
– External Clock — EC
Multi-mode operation: Normal, Slow, Idle and Sleep
Fully integrated internal 32kHz, 910kHz, 2MHz, 4MHz and 8MHz oscillator requires no external components
Externally supplied system clock option
All instructions executed in one or two machine cycles
Table read instructions
61 or 63 powerful instructions
6-level subroutine nesting
Bit manipulation instruction

Peripheral Features

Flash Program Memory: 2Kx15~4Kx16
RAM Data Memory: 128×8~192×8
True EEPROM Data Memory: 64×8
Up to 26 bidirectional I/O lines
Watchdog Timer function
Software controlled 4-SCOM lines LCD COM driver with 1/2 bias
Multiple pin-shared external interrupts
Single 8-bit programmable Timer/Event Counter with overflow interrupt and Single 16-bit programmable Timer/Event Counter with overflow interrupt function
Dual Time-Base functions
Serial Interfaces Module – SIM for SPI or I²C
Dual Comparator functions
Dual Operational Amplifiers functions
Operational Amplifier output to internal two channel 12-bit ADC function
Multi-channel 12-bit ADC
Up to 2 channel 8-bit PWM
12-bit Audio DAC output
PFD/Buzzer for audio frequency generation
Internal 2.4V/3.3V LDO
Low voltage reset function
Low voltage detect function
16-pin NSOP, 20/24/28-pin SSOP package types



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