N79E855 Datasheet, PDF (176/180 Pages) List of Unclassifed Manufacturers – Microcontroller

N79E855/854 Data Sheet
28.3.2 4 ~ 24 MHz XTAL Specifications
Parameter
Input clock frequency
Condition
External crystal
Parameter
External crystal Frequency
Clock High Time
Clock Low Time
Clock Rise Time
Clock Fall Time
Symbol
1/tCLCL
tCHCX
tCLCX
tCLCH
tCHCL
MIN.
4
20.8
20.8
-
-
MIN.
4
TYP.
MAX.
24
TYP.
-
-
-
-
MAX.
24
-
-
10
10
Units
MHz
nS
nS
nS
nS
Unit
MHz
Notes
Note: Duty cycle is 50%.
t_CHCL
t_CLCH
t_CLCX
t_CLCL
t_CHCX
28.3.3 Internal RC Oscillator Specifications － 22.1184 MHz/11.0592 MHz
Parameter
Conditions
Center Frequency
Internal Oscillator Frequency
+25⁰C at VDD = 5V
+25⁰C at VDD = 2.7~5.5V
-10⁰C~+70⁰C at VDD = 2.7~5.5V
-40⁰C~+85⁰C at VDD = 2.7~5.5V
MIN.
-1
-3
-5
-8
TYP.
22.1184/11.0592
MAX.
+1
+3
+5
+8
Unit
MHz
%
%
%
%
April 23, 2014
Page 176 of 180
Revision A2.5