Panasonic MN101C77C, F77G user manual Clock duty rate should be 45% to 55%, Min Typ Max

Models: F77G MN101C77C

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Chapter 1 Overview

 

 

 

 

 

Ta=-40 oC to +85 oC

VDD=1.8 V to 3.6 V

VSS=0 V

 

Parameter

Symbol

 

Conditions

 

 

Rating

 

 

Unit

 

 

 

 

 

 

 

 

 

 

MIN

TYP

MAX

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

External clock input 1 OSC1 (OSC2 is opened)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

18

Clock frequency

fosc

 

 

 

1.0

 

20.0

 

MHz

 

 

 

 

 

 

 

 

 

 

 

19

High level pulse width

twh1

*1

Figure 1-5-3

 

20.0

 

 

 

 

 

 

 

 

 

 

 

 

 

20

Low level pulse width

twl1

 

20.0

 

 

 

ns

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

21

Rising time

twr1

 

Figure 1-5-3

 

 

 

5.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

22

Falling time

twf1

 

 

 

 

5.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

External clock input 2 XI (XO is opened)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

23

Clock frequency

fx

 

 

 

 

32.768

 

 

kHz

 

 

 

 

 

 

 

 

 

 

 

24

High level pulse width

twh2

*1

Figure 1-5-4

 

3.5

 

 

 

s

 

 

 

 

 

 

 

 

25

Low level pulse width

twl2

 

3.5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

26

Rising time

twr2

 

Figure 1-5-4

 

 

 

20

 

ns

 

 

 

 

 

 

 

 

 

27

Falling time

twf2

 

 

 

 

20

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

*1 The clock duty rate should be 45% to 55%.

Certain operating conditions differ between the mask ROM version and the Flash version. Refer to chapter 18 Flash EEPROM for electrical characteristics of the Flash version.

I - 20 Electrical Characteristics

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Panasonic MN101C77C, F77G user manual Clock duty rate should be 45% to 55%, Min Typ Max