HT46R066B by Holtek Semicon – Specifications

Holtek Semicon HT46R066B is a HT46R066B from Holtek Semicon, part of the Microcontroller Units (MCUs/MPUs/SOCs). It is designed for 4KB 128Byte OTP 26 2.2V~5.5V RISC SOP-28-300mil Microcontroller Units (MCUs/MPUs/SOCs) ROHS. This product comes in a SOP-28-300mil package and is sold as Tube-packed. Key features include:

  • Low-Voltage Detect: Yes
  • Program Storage Size: 4KB
  • Watchdog: Yes
  • RAM Size: 128Byte
  • 8Bit Timer: 2
  • PWM (Bit): 8bit
  • Internal Oscillator: Yes
  • Program Memory Type: OTP
  • ADC (Bit): 12bit
  • GPIO Ports Number: 26
  • Operating Voltage Range: 2.2V~5.5V
  • Operating Temperature Range: -40℃~+85℃
  • CPU Core: RISC
  • Peripheral/Function: Low-VoltageDetect;LCD/LED Driver;WDT

Additional details: This product is environmentally friendly, does not contain a battery, and weighs approximately 1.4 grams.

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Full Specifications of HT46R066B

Model NumberHT46R066B
Model NameHoltek Semicon HT46R066B
CategoryMicrocontroller Units (MCUs/MPUs/SOCs)
BrandHoltek Semicon
Description4KB 128Byte OTP 26 2.2V~5.5V RISC SOP-28-300mil Microcontroller Units (MCUs/MPUs/SOCs) ROHS
RoHSLead free / RoHS Compliant
UnitPiece
Weight:1.400 grams / 0.049384 oz
Package / CaseSOP-28-300mil
Package / ArrangeTube-packed
BatteryNo
ECCNEAR99
Infrared Data Association-
Low-Voltage DetectYes
CCP Capture/Compare-
Program Storage Size4KB
Internal Comparator-
communication protocol-
WatchdogYes
Real-Time Clock-
Universal Serial Bus-
RAM Size128Byte
16Bit Timer-
8Bit Timer2
PWM (Bit)8bit
Internal OscillatorYes
DAC (Bit)-
Program Memory TypeOTP
ADC (Bit)12bit
GPIO Ports Number26
Operating Voltage Range2.2V~5.5V
Operating Temperature Range-40℃~+85℃
CPU CoreRISC
Peripheral/FunctionLow-VoltageDetect;LCD/LED Driver;WDT
Secure Digital Input and Output-
Direct Memory Access-
I2C-
UART/USART-
32Bit Timer-
CPU Maximum Speed-
CAN-
SPI-
I2S-

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