Signetics identification


2650 (old naming convention) | 2650 (new naming convention) | 3002 | 68000 | 8031 and 8051 | 80c31 and 80c51 microcontrollers

  2650 (old naming convention) identification  
Related links: 2650
1 2  
2650A N  
 
2. Package type
I    Side-brazed ceramic DIP
N   Plastic DIP
 
  1. Part number
2650   2650 processor
2650A   2650 processor

  2650 (new naming convention) identification  
Related links: 2650
  1 2 3 4 5  
SCN 2650A C 1 N 40  
   
5. Pin count
40    40 pin package
 
  4. Package type
I   Ceramic DIP
N   Plastic DIP
 
  3. Frequency
 
      2. Temperature range
A   Industrial range
C   Commercial range
 
        1. Part number
2650A   2650 microprocessor

  3002 identification  
Related links: 3002
  1 2  
N 3002 N  
   
2. Package type
I    Side-brazed ceramic DIP
N   Plastic DIP
 
  1. Part number
3001   Microprogram control unit
3002   Central processing element

  68000 identification  
Related links: 68000 | 68010
  1 2 3 4 5 6  
SC N 68000 C A N 64  
   
6. Pin count
64    64 pin package
68   68 pin package
 
  5. Package type
A   Plastic LCC
F   Ceramic DIP
I   Side-brazed ceramic DIP
N   Plastic DIP
P   Ceramic PGA
 
    4. Frequency
8   8 MHz
A   10 MHz
B   12.5 MHz
 
      3. Temperature range
A   Automotive range -40 - +85°C
C   Commercial range 0 - +70°C
M   Military range -55 -+125°C
P   Philips range -20 - +70°C
 
        2. Part number
68000   68000 CPU
68010   68010 CPU
 
          1. Manufacturing technology
B   Bi-polar
C   CMOS
N   N-channel

  8031 and 8051 identification  
Related links: 8051
  1 2 3 4 5 6 7  
SCN 8031A H C C N 40 CPxxxx  
   
7. Custom ROM pattern (8051 and 8052 microcontrollers only)
 
  6. Pin count
40    40 pin package
44   44 pin package
 
    5. Package type
A   Plastic LCC
I   Ceramic DIP
N   Plastic DIP
 
      4. Frequency
C   12 MHz
 
        3. Temperature range
A   Industrial range -40 - +85°C
C   Commercial range 0 - +70°C
 
          2. Power consumption
H   Reduced power consumption
 
            1. Part number
8031A   8031 microcontroller with 128 bytes RAM and without ROM
8032A   8032 microcontroller with 256 bytes RAM and without ROM
8051A   8051 microcontroller with 128 bytes RAM and mask-programmed 4 KB ROM
8052A   8052 microcontroller with 256 bytes RAM and mask-programmed 8 KB ROM

  80c31 and 80c51 microcontrollers identification  
Related links: 8051
  1 2 3 4 5 6  
SC 80C31 C C N 40 CPxxxx  
   
6. Custom ROM pattern (80C51 microcontroller only)
 
  5. Pin count
40    40 pin package
44   44 pin package
 
    4. Package type
A   Plastic LCC
I   Ceramic DIP
N   Plastic DIP
 
      3. Frequency
0   3.5 - 12 MHz
1   3.5 - 16 MHz
2   0.5 - 12 MHz
 
        2. Temperature range
A   Industrial range -40 - +85°C
C   Commercial range 0 - +70°C
 
          1. Part number
80C31B   8031 CMOS microcontroller with 128 bytes RAM and without ROM
80C51B   8051 CMOS microcontroller with 128 bytes RAM and mask-programmed 4 KB ROM

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