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AT89S53-33AC

AT89S53-33AC

AT89S53-33AC

Atmel (Microchip Technology)

Microcontroller 5V TQFP

SOT-23

AT89S53-33AC Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Package / Case TQFP
Surface MountYES
JESD-609 Code e0
Pbfree Code no
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 44
Terminal Finish Tin/Lead (Sn/Pb)
Max Operating Temperature70°C
Min Operating Temperature 0°C
Terminal Position QUAD
Terminal FormGULL WING
Peak Reflow Temperature (Cel) 240
Supply Voltage 5V
Terminal Pitch0.8mm
Reach Compliance Code not_compliant
Time@Peak Reflow Temperature-Max (s) 30
Pin Count44
JESD-30 Code S-PQFP-G44
Qualification StatusNot Qualified
Power Supplies5V
Temperature GradeCOMMERCIAL
Interface SPI, UART
Max Supply Voltage5.5V
Min Supply Voltage4.5V
Memory Size12kB
Number of I/O 32
RAM Size 256B
Memory TypeFLASH
uPs/uCs/Peripheral ICs Type MICROCONTROLLER
Supply Current-Max 25mA
Bit Size 8
Frequency (Max) 33MHz
Has ADC NO
DMA Channels NO
Data Bus Width 8b
PWM Channels NO
DAC Channels NO
Number of Timers/Counters 3
Address Bus Width16
ROM (words) 12288
Core Architecture 8051
On Chip Program ROM Width 8
Number of Programmable I/O 32
RAM (bytes) 256
Length 10mm
Height Seated (Max) 1.2mm
RoHS StatusNon-RoHS Compliant
In-Stock:4892 items

AT89S53-33AC Product Details

AT89S53-33AC Overview


TQFP-packages are available. There are 32 I/O ports on this device. Devices of this type belong to the MICROCONTROLLER power supply/socket/peripheral ICs category. This chip has a total of 44 terminations on MCU chip. You get a 8-bit size. This Microcontroller chip is powered by 5V volts. There are NO DMA channels on this Microcontroller chip. The part has a memory size of 12kB. Using the PWM channel NO, the device works with the motor. Using the timer/counter system, it has 3 timers/counters. It has 44 pins in total. There is FLASH memory in this equipment. As a result of its 8051 core architecture, it can be used in many applications. This device has 32 programmable input and output channels.

AT89S53-33AC Features


TQFP package
Minimum temperature of 0°C


AT89S53-33AC Applications


There are a lot of Atmel (Microchip Technology)
AT89S53-33AC Microcontroller applications.


  • Television
  • Heater/Fan
  • Calculator
  • Kindle
  • Christmas lights
  • 3D printers
  • Washing machine
  • Microwave ovens
  • Home appliances
  • Home video and audio

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