Datasheets
DS87C520-QCL+T&R by:

Microcontroller, 8-Bit, OTPROM, 8051 CPU, 33MHz, CMOS, PQCC44, PLASTIC, LCC-44

Part Details for DS87C520-QCL+T&R by Maxim Integrated Products

Results Overview of DS87C520-QCL+T&R by Maxim Integrated Products

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Applications Industrial Automation Transportation and Logistics Renewable Energy Automotive Robotics and Drones

DS87C520-QCL+T&R Information

DS87C520-QCL+T&R by Maxim Integrated Products is a Microcontroller.
Microcontrollers are under the broader part category of Microcontrollers and Processors.

Microcontrollers (MCUs) are small, low-power integrated circuits used to control embedded systems. Microcontrollers are primarily used to automate and control devices. Read more about Microcontrollers and Processors on our Microcontrollers and Processors part category page.

Price & Stock for DS87C520-QCL+T&R

Part # Distributor Description Stock Price Buy
DISTI # DS87C520-QCL+T&R-ND
DigiKey IC MCU 8BIT 16KB OTP 44PLCC Lead time: 24 Weeks Container: Tape & Reel (TR) Temporarily Out of Stock
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Part Details for DS87C520-QCL+T&R

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DS87C520-QCL+T&R Part Data Attributes

DS87C520-QCL+T&R Maxim Integrated Products
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DS87C520-QCL+T&R Maxim Integrated Products Microcontroller, 8-Bit, OTPROM, 8051 CPU, 33MHz, CMOS, PQCC44, PLASTIC, LCC-44
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Transferred
Ihs Manufacturer MAXIM INTEGRATED PRODUCTS INC
Part Package Code LCC
Package Description QCCJ, LDCC44,.7SQ
Pin Count 44
Reach Compliance Code compliant
ECCN Code 3A991.A.2
HTS Code 8542.31.00.01
Has ADC NO
Address Bus Width 16
Bit Size 8
CPU Family 8051
Clock Frequency-Max 33 MHz
DAC Channels NO
DMA Channels NO
External Data Bus Width 8
JESD-30 Code S-PQCC-J44
JESD-609 Code e3
Length 16.5862 mm
Moisture Sensitivity Level 3
Number of I/O Lines 32
Number of Terminals 44
On Chip Program ROM Width 8
Operating Temperature-Max 70 °C
Operating Temperature-Min
PWM Channels NO
Package Body Material PLASTIC/EPOXY
Package Code QCCJ
Package Equivalence Code LDCC44,.7SQ
Package Shape SQUARE
Package Style CHIP CARRIER
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
RAM (bytes) 1280
ROM (words) 16384
ROM Programmability OTPROM
Seated Height-Max 4.572 mm
Speed 33 MHz
Supply Current-Max 45 mA
Supply Voltage-Max 5.5 V
Supply Voltage-Min 4.5 V
Supply Voltage-Nom 5 V
Surface Mount YES
Technology CMOS
Temperature Grade COMMERCIAL
Terminal Finish MATTE TIN
Terminal Form J BEND
Terminal Pitch 1.27 mm
Terminal Position QUAD
Time@Peak Reflow Temperature-Max (s) 30
Width 16.5862 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER

Alternate Parts for DS87C520-QCL+T&R

This table gives cross-reference parts and alternative options found for DS87C520-QCL+T&R. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of DS87C520-QCL+T&R, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
DS87C520-QCL+ Maxim Integrated Products $36.3337 Microcontroller, 8-Bit, OTPROM, 8051 CPU, 33MHz, CMOS, PQCC44, ROHS COMPLIANT, PLASTIC, LCC-44 DS87C520-QCL+T&R vs DS87C520-QCL+
P87C54UBAA-T NXP Semiconductors Check for Price 8-BIT, OTPROM, 33MHz, MICROCONTROLLER, PQCC44, PLASTIC, MO-047, SOT187-2, LCC-44 DS87C520-QCL+T&R vs P87C54UBAA-T
P87C654X2FA,529 NXP Semiconductors Check for Price P83C654X2/P87C654X2 - 80C51 8-bit microcontroller family LCC 44-Pin DS87C520-QCL+T&R vs P87C654X2FA,529
DS87C520-QCL/T&R Maxim Integrated Products Check for Price Microcontroller, 8-Bit, OTPROM, 8051 CPU, 33MHz, CMOS, PQCC44, PLASTIC, LCC-44 DS87C520-QCL+T&R vs DS87C520-QCL/T&R
N87C54-33 Intel Corporation Check for Price Microcontroller, 8-Bit, OTPROM, 8051 CPU, 33MHz, CMOS, PQCC44, PLASTIC, LCC-44 DS87C520-QCL+T&R vs N87C54-33
P87C54UBAA,512 NXP Semiconductors Check for Price 8-BIT, OTPROM, 33MHz, MICROCONTROLLER, PQCC44, PLASTIC, MO-047, SOT187-2, LCC-44 DS87C520-QCL+T&R vs P87C54UBAA,512
P87C54UBAA NXP Semiconductors Check for Price 8-BIT, OTPROM, 33MHz, MICROCONTROLLER, PQCC44, PLASTIC, MO-047, SOT187-2, LCC-44 DS87C520-QCL+T&R vs P87C54UBAA
Part Number Manufacturer Composite Price Description Compare
P87C51RC2BA,512 NXP Semiconductors Check for Price P87C51RC2BA DS87C520-QCL+T&R vs P87C51RC2BA,512
87C654-16/BMAOT NXP Semiconductors Check for Price IC 8-BIT, OTPROM, MICROCONTROLLER, CQCC44, CERAMIC, QFP-44, Microcontroller DS87C520-QCL+T&R vs 87C654-16/BMAOT
S87C654-1A44-T YAGEO Corporation Check for Price Microcontroller, 8-Bit, OTPROM, 12MHz, CMOS, PQCC44 DS87C520-QCL+T&R vs S87C654-1A44-T
S87C654-8N40 NXP Semiconductors Check for Price IC 8-BIT, OTPROM, 20 MHz, MICROCONTROLLER, PDIP40, 0.600 INCH, PLASTIC, DIP-40, Microcontroller DS87C520-QCL+T&R vs S87C654-8N40
S87C654-2A44-T YAGEO Corporation Check for Price Microcontroller, 8-Bit, OTPROM, 12MHz, CMOS, PQCC44 DS87C520-QCL+T&R vs S87C654-2A44-T
P87C51RB+IA-T NXP Semiconductors Check for Price 8-BIT, OTPROM, 33MHz, MICROCONTROLLER, PQCC44, PLASTIC, MO-047, SOT187-2, LCC-44 DS87C520-QCL+T&R vs P87C51RB+IA-T
P87C51RA+JA-T NXP Semiconductors Check for Price 8-BIT, OTPROM, 33MHz, MICROCONTROLLER, PQCC44, PLASTIC, MO-047, SOT187-2, LCC-44 DS87C520-QCL+T&R vs P87C51RA+JA-T
P87C51RC+IA-T NXP Semiconductors Check for Price 8-BIT, OTPROM, 33MHz, MICROCONTROLLER, PQCC44, PLASTIC, MO-047, SOT187-2, LCC-44 DS87C520-QCL+T&R vs P87C51RC+IA-T
N80C51FA-33 Intel Corporation Check for Price Microcontroller, 8-Bit, 8051 CPU, 33MHz, CMOS, PQCC44, PLASTIC, LCC-44 DS87C520-QCL+T&R vs N80C51FA-33
P87C51FA-AA-T NXP Semiconductors Check for Price IC 8-BIT, OTPROM, MICROCONTROLLER, PQCC44, Microcontroller DS87C520-QCL+T&R vs P87C51FA-AA-T

DS87C520-QCL+T&R Frequently Asked Questions (FAQ)

  • The recommended oscillator crystal frequency for the DS87C520 is 12 MHz or 24 MHz, depending on the application requirements.

  • The watchdog timer on the DS87C520 can be configured using the WDTCON register. The watchdog timer can be enabled or disabled, and the timeout period can be set to one of several predefined values.

  • The maximum current that can be sourced or sunk by the I/O pins on the DS87C520 is 25 mA.

  • The DS87C520 has a built-in UART module that can be configured using the UARTCON and UARTSTA registers. The UART module supports asynchronous communication and can be used to implement a UART interface.

  • The power consumption of the DS87C520 in sleep mode is typically around 10 μA, depending on the clock frequency and other factors.

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