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MCS® 51 Microcontroller Expanded RAM Family

Product: **80C51RA
Key Features:
Expanded RAM, Programmable Clock-Out, H/W WDT
ROM/
EPROM
(Bytes)
Register RAM
(Bytes)
Timer/
Counters
Serial
Port
Analog
Input
Channels
I/O
Pins
Speed
(MHz)
Process / Package Security Temp
ROMless 512 3 1 0 32 12,16,20,24 CHMOS /
N, P, S
N/A C,E

Product: *83C51RA 87C51RA ROM
Key Features:
Expanded RAM, Programmable Clock-Out, H/W WDT
ROM/
EPROM
(Bytes)
Register RAM
(Bytes)
Timer/
Counters
Serial
Port
Analog
Input
Channels
I/O
Pins
Speed
(MHz)
Process / Package Security Temp
8K ROM 512 3 1 0 32 12,16,20,24 CHMOS /
N, P, S
L1 C,E

Product: **87C51RA
Key Features:
Expanded RAM, Programmable Clock-Out, H/W WDT
ROM/
EPROM
(Bytes)
Register RAM
(Bytes)
Timer/
Counters
Serial
Port
Analog
Input
Channels
I/O
Pins
Speed
(MHz)
Process / Package Security Temp
8K OTP 512 3 1 0 32 12,16,20,24 CHMOS /
N, P, S
L3 C,E

Product: **83C51RB 87C51RB ROM
Key Features:
Expanded RAM, Programmable Clock-Out, H/W WDT
ROM/
EPROM
(Bytes)
Register RAM
(Bytes)
Timer/
Counters
Serial
Port
Analog
Input
Channels
I/O
Pins
Speed
(MHz)
Process / Package Security Temp
16K ROM 512 3 1 0 32 12,16,20,24 CHMOS /
N, P, S
L1 C,E

Product: **87C51RB
Key Features:
Expanded RAM, Programmable Clock-Out, H/W WDT
ROM/
EPROM
(Bytes)
Register RAM
(Bytes)
Timer/
Counters
Serial
Port
Analog
Input
Channels
I/O
Pins
Speed
(MHz)
Process / Package Security Temp
16K OTP 512 3 1 0 32 12,16,20,24 CHMOS /
N, P, S
L3 C,E

Product: **83C51RC 87C51RC ROM
Key Features:
Expanded RAM, Programmable Clock-Out, H/W WDT
ROM/
EPROM
(Bytes)
Register RAM
(Bytes)
Timer/
Counters
Serial
Port
Analog
Input
Channels
I/O
Pins
Speed
(MHz)
Process / Package Security Temp
32K ROM 512 3 1 0 32 12,16,20,24 CHMOS /
N, P, S
L1 C,E

Product: **87C51RC
Key Features:
Expanded RAM, Programmable Clock-Out, H/W WDT
ROM/
EPROM
(Bytes)
Register RAM
(Bytes)
Timer/
Counters
Serial
Port
Analog
Input
Channels
I/O
Pins
Speed
(MHz)
Process / Package Security Temp
32K OTP 512 3 1 0 32 12,16,20,24 CHMOS /
N, P, S
L3 C,E
PACKAGE OPTIONS:
    D = 40LDCerDIP,
    Ku = 100LD QFP (Quad Flat Pack)
    N = 44LD PLCC N1 = 68LD PLCC
    P = 40LD PDIP P1 = 48LD PDIP
    S = 44LD QFP (Quad Flat Pack)
    Sb = 100LD SQFP (Shrink Quad Flat Pack)
    X = SmartDie™ Product
* Intel SmartDie™ Products are functionally equivalent die-level silicon versions of standard Intel products. All SmartDie Products are tested to meet commercial specifications to ensure the same quality and reliability levels of packaged products. SmartDie Products offer the user a cost-effective packaging alternative for those demanding small, form factor applications.
    ROM/EPROM (bytes):
    *ROM = SystemSoft Standard BIOS

TEMPERATURE RANGES:

    C = Commercial (0 to 70 degrees C)
    E = Extended (-40 to 85 degrees C)
    A = Automotive (-40 to 125 degrees C). To receive more information on Intel's Automotive Products, call (800) 548-4725 and ask for document #272452-01, "The Winning Formula Automotive Brochure."
    M = Military (-55 to 125 degrees C) Intel's Military and Special Products offer industrial-strength semiconductors optimized for wide temperature range and tough applications and environments. For a list of these products, call (800) 548-4725 and ask for document #271153 "Military and Special Products Portfolio."
    Speed (MHz):*= commercial temperature range only
    Security: L1 = 1 Lock Bit
    L2 = 2 Lock Bits
    L3 = 3 Lock Bits
    P = Protection

** = NEW PRODUCT

NOMENCLATURE:

    83C51xx/83L51xx = Mask Rom
    80C5x/80LSx = Mask Rom
    87C51xx,Rom/87L51xx,Rom = FPROM
    87C5x,Rom/87L5x,Rom = FPROM

    Where available, order Factory Programmed Rom (FPROM)



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* Legal Information © 1999 Intel Corporation