Datasheet DS87C530-QNL - Maxim Microcontrollers (MCU) EPROM MCU w/RTC — 数据表
Part Number: DS87C530-QNL
详细说明
Manufacturer: Maxim
Description: Microcontrollers (MCU) EPROM MCU w/RTC
Docket:
DS87C530/DS83C530 EPROM/ROM Microcontrollers with Real-Time Clock
www.maxim-ic.com
FEATURES
80C52 Compatible 8051 Instruction-Set Compatible Four 8-Bit I/O Ports Three 16-Bit Timer/Counters 256 Bytes Scratchpad RAM Large On-Chip Memory 16kB EPROM (OTP) 1kB Extra On-Chip SRAM for MOVX ROMSIZE Features Selects Effective On-Chip ROM Size from 0 to 16kB Allows Access to Entire External Memory Map Dynamically Adjustable by Software Useful as Boot Block for External Flash Nonvolatile Functions On-Chip Real-Time Clock with Alarm Interrupt Battery Backup Support of 1kB SRAM High-Speed Architecture 4 Clocks/Machine Cycle (8051 = 12) Runs DC to 33MHz Clock Rates Single-Cycle Instruction in 121ns Dual Data Pointer Optional Variable Length MOVX to Access Fast/Slow RAM /Peripherals Power Management Mode Programmable Clock Source Saves Power Runs from (crystal/64) or (crystal/1024) Provides Automatic Hardware and Software Exit EMI Reduction Mode Disables ALE Two Full-Duplex Hardware Serial Ports H
Specifications:
- Clock Frequency Max: 33 MHz
- Core: 8051
- Data Bus Width: 8 bit
- Height: 3.96 mm
- Interface: UART
- Length: 19.2 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-52
- Packaging Type: Tube
- Processor Series: DS87C530
- Program Memory Size: 16 Kb
- Program Memory Type: EPROM
- RAM Size: 1 Kb
- Supply Voltage Range: 4.5 V to 5.5 V
- Width: 19.2 mm
其他名称:
DS87C530QNL, DS87C530 QNL