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DS87C520-QCL+

DS87C520-QCL+

DS87C520-QCL+

Maxim Integrated

16KB 16K x 8 OTP 8051 8-Bit Microcontroller 87C Series DS87C520 44 Pin 33MHz 5V 44-LCC (J-Lead)

SOT-23

DS87C520-QCL+ Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 13 Weeks
Contact PlatingTin
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 44-LCC (J-Lead)
Number of Pins 44
Operating Temperature0°C~70°C TA
PackagingTube
Series 87C
Published 2001
JESD-609 Code e3
Pbfree Code yes
Part StatusActive
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 44
Termination SMD/SMT
ECCN Code EAR99
Terminal Position QUAD
Terminal FormJ BEND
Peak Reflow Temperature (Cel) 260
Supply Voltage 5V
Frequency 33MHz
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number DS87C520
Pin Count44
Operating Supply Voltage5V
Power Supplies5V
Interface EBI/EMI, UART, USART
Memory Size16kB
Oscillator TypeExternal
Number of I/O 32
RAM Size 1K x 8
Memory TypeEPROM, OTP, RAM
Voltage - Supply (Vcc/Vdd) 4.5V~5.5V
uPs/uCs/Peripheral ICs Type MICROCONTROLLER
Number of Bits 8
Core Processor 8051
Peripherals Power-Fail Reset, WDT
Program Memory TypeOTP
Core Size 8-Bit
Program Memory Size 16KB 16K x 8
Connectivity EBI/EMI, SIO, UART/USART
Bit Size 8
Access Time 33 μs
Has ADC NO
DMA Channels NO
Data Bus Width 8b
PWM Channels NO
DAC Channels NO
Number of Timers/Counters 3
Number of UART Channels 1
Height 3.96mm
Length 16.66mm
Width 16.66mm
REACH SVHC Unknown
Radiation HardeningNo
RoHS StatusROHS3 Compliant
Lead Free Contains Lead, Lead Free
In-Stock:202 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$36.57000$36.57
10$33.73100$337.31
28$32.21500$902.02
112$28.80402$3226.05024
252$27.47750$6924.33

DS87C520-QCL+ Product Details

DS87C520-QCL+ Overview


The package has a 44-LCC (J-Lead) shape. With 32 I/Os, it's pretty good. The Microcontroller's mounting type is Surface Mount and this IC chip has the following features. As the name implies, this Microcontroller is based on the 8-Bit core. As far as its program memory type is concerned, it is OTP. Temperatures within 0°C~70°C TA range are measured by this Microcontroller. The 87C series is comprised of this electrical component. The electronic part has a program memory size of 16KB 16K x 8. There's a 8051 Core Processor inside. The IC chip fits into the MICROCONTROLLER uPs/uCs/Peripheral ICs category. There are 44 terminations on the IC chip. 8-bits are the size of the data that comes with MCU. A 5V volt supply is provided by the Microcontroller chip. In addition to that, MCU chip has NO DMA channels. Its memory size is 16kB. It is possible to find alternatives to the base part number DS87C520 by using the part number search tool. An effective performance can be achieved at a frequency of 33MHz. There are a total of NO channels in the device. It is possible to access the 44 pins on the chip. In total, it has 3 timers and counters in it. A total of 44 pins are included in the package. The equipment on this page features EPROM, OTP, RAM memory technology. As far as UART channels are concerned, it has 1. A chip with 8 bits has 8 bits in total.

DS87C520-QCL+ Features


44-LCC (J-Lead) package
Mounting type of Surface Mount


DS87C520-QCL+ Applications


There are a lot of Maxim Integrated
DS87C520-QCL+ Microcontroller applications.


  • Robots
  • Radio
  • Television
  • Heater/Fan
  • Calculator
  • Kindle
  • Christmas lights
  • 3D printers
  • Washing machine
  • Microwave ovens

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