Panasonic MN101C77C User Manual

Page 528

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Chapter 18 Flash EEPROM

XVIII - 4

Overview

18-1-2

Differences between Mask ROM version and EPROM

version

Table 18-1-1 shows differences between 8-bit microcontroller MN101C77C (Mask ROM version),

MN101CF77G (EPROM version) .

Table 18-1-1 Differences between Mask ROM version and EPROM version

*1 Apply +5 V during Flash EEPROM programming, and apply the same (V

DD

) potential during

other operations.

MN101C77C MN101CF77G

(Mask ROM Version)

(Flash EEPROM Version)

Operating temperature

- 40

o

C to +85

o

C

- 40

o

C to +85

o

C

2.5 V to 3.6 V (100ns / 20MHz)

2.7 V to 3.6 V (100ns / 20MHz)

2.1 V to 3.6 V (200ns / 10MHz)

1.8 V to 3.6 V (500ns / 4MHz)

Pin

Pin No. 5: NC

Pin No. 5: VPP *1

Current consumption

Oscillation characteristics

Noise characteristics

Current consumption of Flash EEPROM versions are larger than
that of the Mask ROM versions, as it features voltage boosting. The
difference is larger in SLOW and HALT mode.

Matching evaluation of each version is necessary when these
versions are rotated for mass production.

Noise evaluation of each version is necessary when these versions
are rotated for mass production.

Operating Voltage

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