Datasheet DS87C520-QNL/T&R - Maxim Microcontrollers (MCU) EPROM/ROM High-Speed

Detailed Description

Manufacturer: Maxim

Description: Microcontrollers (MCU) EPROM/ROM High-Speed

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Docket:
DS87C520/DS83C520 EPROM/ROM High-Speed Microcontrollers
www.maxim-ic.com
FEATURES
80C52 Compatible 8051 Pin- and Instruction-Set Compatible Four 8-Bit I/O Ports Three 16-Bit Timer/Counters 256 Bytes Scratchpad RAM Large On-Chip Memory 16kB Program Memory 1kB Extra On-Chip SRAM for MOVX ROMSIZE Feature Selects Internal ROM Size from 0 to 16kB Allows Access to Entire External Memory Map Dynamically Adjustable by Software Useful as Boot Block for External Flash High-Speed Architecture
PIN CONFIGURATIONS

Specifications:

• Clock Frequency Max: 33 MHz
• Core: 8051
• Data Bus Width: 8 bit
• Height: 3.96 mm
• Interface: UART
• Length: 16.66 mm
• Mounting Style: SMD/SMT
• Number of I/O Lines: 32
• Number of Timers: 3
• On-Chip ADC: No
• Operating Supply Voltage: 4.5 V to 5.5 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: PLCC-44
• Packaging Type: Reel
• Processor Series: DS87C520
• Program Memory Size: 16 Kb
• Program Memory Type: EPROM
• RAM Size: 1 Kb
• Supply Voltage Range: 4.5 V to 5.5 V
• Width: 16.66 mm
• RoHS: No

Other Names:

DS87C520QNL/T&R, DS87C520 QNL/T&R