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AT89C51-16AC

AT89C51-16AC

AT89C51-16AC

Atmel (Microchip Technology)

Microcontroller 5V TQFP

SOT-23

AT89C51-16AC Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Package / Case TQFP
Surface MountYES
JESD-609 Code e0
Number of Terminations 44
Terminal Finish Tin/Lead (Sn/Pb)
Max Operating Temperature70°C
Min Operating Temperature 0°C
Subcategory Microcontrollers
Technology CMOS
Terminal Position QUAD
Terminal FormGULL WING
Peak Reflow Temperature (Cel) 240
Supply Voltage 5V
Terminal Pitch0.8mm
Time@Peak Reflow Temperature-Max (s) 30
Pin Count44
JESD-30 Code S-PQFP-G44
Qualification StatusNot Qualified
Power Supplies5V
Temperature GradeCOMMERCIAL
Max Supply Voltage6V
Min Supply Voltage4V
Memory Size4kB
Number of I/O 32
RAM Size 128B
Memory TypeFLASH
uPs/uCs/Peripheral ICs Type MICROCONTROLLER
Bit Size 8
Frequency (Max) 16MHz
Has ADC NO
DMA Channels NO
Data Bus Width 8b
PWM Channels NO
DAC Channels NO
Number of Timers/Counters 2
Address Bus Width16
ROM (words) 4096
Core Architecture 80C51
CPU Family 8051
Number of Programmable I/O 32
RAM (bytes) 128
Length 10mm
RoHS StatusNon-RoHS Compliant
In-Stock:2581 items

AT89C51-16AC Product Details

AT89C51-16AC Overview


In a TQFP package, the MCU is available. 32 I/Os are available. This device falls under the MICROCONTROLLER uPs/uCs/Peripheral ICs category. 44 is the number of terminations on the IC chip that are present. This part works in a 8-bit manner. There is a 5V volt supply output on the chip. DMA channels number NO. 4kB is the memory size of the part. The device works in NO PWM channels. The clock has 2 timers or counters on it. There are 44 pins on it. In this device, there is a 8051 CPU embedded within it. It has built-in FLASH memory. There is an integrated 80C51 core architecture in it. It programs in 32 Programmable I/O.

AT89C51-16AC Features


TQFP package
Microcontrollers subcategory
Minimum temperature of 0°C


AT89C51-16AC Applications


There are a lot of Atmel (Microchip Technology)
AT89C51-16AC Microcontroller applications.


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

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