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P87C51MB2 Datasheet(PDF) 3 Page - NXP Semiconductors

Part No. P87C51MB2
Description  80C51 8-bit microcontroller family with extended memory
Download  34 Pages
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
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P87C51MB2 Datasheet(HTML) 3 Page - NXP Semiconductors

 
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2001 Apr 06
3
Philips Semiconductors
Preliminary specification
P87C51MB2/P87C51MC2
80C51 8-bit microcontroller family with extended memory
64KB/96KB OTP with 2KB/3KB RAM
COMPLETE FEATURES
• Fully static
• Up to 24 MHz CPU clock with 6 clock cycles per machine cycle
• 96 Kbytes or 64 Kbytes of on-chip OTP
• 3 Kbytes or 2 Kbytes of on-chip RAM
• 23-bit program memory space and 23-bit data memory space
• Four-level interrupt priority
• 34 I/O lines (5 ports)
• Three Timers: Timer0, Timer1 and Timer2
• Two full-duplex enhanced UARTs with baud rate generator
• Framing error detection
• Automatic address recognition
• Supports industry-standard Serial Peripheral Interface (SPI) with a baud rate up to 6 Mbits/sec
• Power control modes
• Clock can be stopped and resumed
• Idle mode
• Power down mode
• Second DPTR register
• Asynchronous port reset
• Programmable Counter Array (PCA) (compatible with 8xC51Rx+) with five Capture/Compare modules
• Low EMI (inhibit ALE)
• Watchdog timer with programmable prescaler for different time ranges (compatible with 8xC66x with added prescaler)
ORDERING INFORMATION
PART ORDER NUMBER
MEMORY
TEMPERATURE
RANGE AND
PACKAGE
VDD VOLTAGE
RANGE
FREQUENCY
DWG #
OTP
RAM
VDD =
2.7-5.5V
VDD =
4.5-5.5V
1
P87C51MB2BA
64 KB
2048 B
0 to +70°C, PLCC44
2.7-5.5V
4.5-5.5V
0-12MHz
0-24MHz
SOT187-2
2
P87C51MC2BA
96 KB
3072 B
0 to +70°C, PLCC44
2.7-5.5V
4.5-5.5V
0-12MHz
0-24MHz
SOT187-2


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