0 nomenclature, Figure 2. the 8xc251sa/sb/sp/sq family nomenclatur, Tables – Intel 8XC251SA User Manual
Page 4: Table 1. description of product nomenclature, Preliminary
4
PRELIMINARY
8XC251SA/SB/SP/SQ HIGH-PERFORMANCE CHMOS MICROCONTROLLER
1.0
NOMENCLATURE
Figure 2. The 8XC251SA/SB/SP/SQ Family Nomenclature
Table 1. Description of Product Nomenclature
Parameter
Options
Description
Temperature and Burn-in
Options
no mark
Commercial operating temperature range (0°C to 70°C) with
Intel standard burn-in.
T
Express operating temperature range (-40°C to 85°C) with
Intel standard burn-in.
Packaging Options
N
44-pin Plastic Leaded Chip Carrier (PLCC)
P
40-pin Plastic Dual In-line Package (PDIP)
C
40-pin Ceramic Dual In-line Package (Ceramic DIP)
Program Memory Options
0
Without ROM/OTPROM/EPROM
3
ROM
7
User programmable OTPROM/EPROM
Process Information
C
CHMOS
Product Family
251
8-bit control architecture
Device Memory Options
SA
1-Kbyte RAM/8-Kbyte ROM/OTPROM/EPROM
SB
1-Kbyte RAM/16-Kbyte ROM/OTPROM/EPROM or without
ROM/OTPROM/EPROM
SP
512-byte RAM/8-Kbyte ROM/OTPROM/EPROM
SQ
512-byte RAM/16-Kbyte ROM/OTPROM/EPROM or without
ROM/OTPROM/EPROM
Device Speed
16
External clock frequency
Program-memory Options
XXXXX
XX
X
X
8
XX
X
Packaging Options
Temperature and Burn-in Options
A2815-01
Process Information
Product Family Device Speed