Owner's manual

2-1
Ultra-High-Speed Flash
Microcontroller User’s Guide
SECTION 2: ORDERING INFORMATION
The ultra-high-speed flash microcontroller family follows the part numbering convention shown below. Note that not all combinations of
devices may be currently available. Contact a Maxim sales office for up-to-date details.
DS89C420-QCL
SPEED: L 33MHz
TEMPERATURE: C 0°C to +70°C
N -40°C to+85°C
M PDIP
PACKAGE: Q PLCC
E Thin Quad Flat Pack (TQFP)
OPERATING VOLTAGE: 0 +5V
MEMORY TYPE: 9 Flash
Maxim Integrated