Holtek HT66F25D
Obsolete
Supply Chain
Harmonized Tariff Schedule (HTS) Code8542.31.00.15
Introduction Date2018-08-02
Lifecycle StatusObsolete (Last Updated: 2 weeks ago)
LTB Date2026-04-14
LTD Date2026-07-14
Descriptions
Descriptions of Holtek HT66F25D provided by its distributors.
RISC Microcontroller, 8-Bit, FLASH, HT66 CPU, 20MHz, CMOS, PDSO28
A/D Flash Type 8-bit MCU with EEPROM
new, original packaged
Manufacturer Aliases
Holtek has several brands around the world that distributors may use as alternate names. Holtek may also be known as the following names:
- HOLTEK SEMICONDUCTOR INC
- Holtek Semiconductor
- Holtek Semicon
- Holmate Technology Corp (Holtek)
- HOLTEKSEMI
- Holtex semiconductor
- Holtek Microelectronics
- HOLTEK SEMICONDUCTORS
- HOLTEK SEMICONDUCTORS INC
- HOLTEK SEMICOND
- HOLTEK SEM
- HOLTEK MICRO
- Holtek Microelectronics Inc
- HOLTEK Datasheet
- HOLTE
Technical Specifications
Physical
Case/PackageSOP
Number of Terminals28
Technical
ADC Channels (Resolution)8-Ch 12-Bit
EEPROM Memory Size64 B
Max Frequency12 MHz
Max Operating Temperature85 °C
Max Supply Current9 mA
Max Supply Voltage5.5 V
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage4.5 V
Number of I/Os26
Number of Interrupts2
Number of Timers/Counters2
Operating Supply Voltage5 V
PeripheralsLVD, WDT
RAM Size192 B
Dimensions
Height - Seated (Max)2.65 mm
Length17.9 mm
Terminal Pitch1.27 mm
Width7.5 mm