Chapter 23 Μ Pd78F0114 - NEC 78K0 User Manual

8-bit single-chip microcontrollers
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µ
The
PD78F0114 is provided as the flash memory version of the 78K0/KC1.
µ
The
PD78F0114 replaces the internal mask ROM of the
be written, erased, and overwritten while mounted on the board. Table 23-1 lists the differences between the
µ
PD78F0114 and the mask ROM versions.
Table 23-1. Differences Between
Item
Internal ROM configuration
Internal ROM capacity
Internal high-speed RAM capacity
IC pin
V
pin
PP
Electrical specifications,
recommended soldering conditions
Note The same capacity as the mask ROM versions can be specified by means of the internal memory size
switching register (IMS).
Caution There are differences in noise immunity and noise radiation between the flash memory and
mask ROM versions. When pre-producing an application set with the flash memory version
and then mass-producing it with the mask ROM version, be sure to conduct sufficient
evaluations for the commercial samples (not engineering samples) of the mask ROM versions.
376
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CHAPTER 23
PD78F0114
µ
PD780114 with flash memory to which a program can
µ
PD78F0114 and Mask ROM Versions
µ
PD78F0114
Flash memory
Note
32 KB
Note
1024 bytes
None
Available
Refer to the description of electrical specifications and recommended soldering
conditions
User's Manual U16227EJ2V0UD
Mask ROM Versions
Mask ROM
µ
PD780111: 8 KB
µ
PD780112: 16 KB
µ
PD780113: 24 KB
µ
PD780114: 32 KB
µ
PD780111: 512 bytes
µ
PD780112: 512 bytes
µ
PD780113: 1024 bytes
µ
PD780114: 1024 bytes
Available
None

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