EM78P447S
OTP ROM
1. GENERAL DESCRIPTION
EM78P447S is an 8-bit microprocessor with low-power and high-speed CMOS technology. It is equipped
with 4K*13-bits Electrical One Time Programmable Read Only Memory (OTP-ROM). It provides a
PROTECTION bit to prevent user’s code in the OTP memory from being intruded. Seven OPTION bits are
also available to meet user’s requirements.
With its OTP-ROM feature, the EM78P447S is able to offer a convenient way of developing and verifying
user’s programs. Moreover, user can take advantage of ELAN Writer to easily program his development
code.
This specification is subject to change without prior notice.
3
06.25.2003 (V1.1)
EMC [ ELAN MICROELECTRONICS CORP ]
