Manual

NUC140 Series DATA SHEET
Publication Release Date: May 31, 2010
- 63 - Revision V1.02
7.3.2 External 32kHz XTAL Oscillator
PARAMETER CONDITION MIN. TYP. MAX. UNIT
Input clock frequency External crystal - 32.768 - kHz
Temperature - -40 - 85
℃
V
DD
- 2.5 - 5.5 V
Operating current V
DD
= 5V - 5 - uA
7.3.3 Internal 22.1184MHz Oscillator
PARAMETER CONDITION MIN. TYP. MAX. UNIT
Supply voltage
[1]
- 2.5 - 5.5 V
Center Frequency - - 22.1184 MHz
+25°C; V
DD
=5V
-1 - +1 %
Calibrated Internal Oscillator
Frequency
-40°C~+85°C;
V
DD
=2.5V~5.5V
-3 - +3 %
Accuracy of Un-calibrated
Internal Oscillator
Frequency
-40°C~+85°C;
V
DD
=2.5V~5.5V
-25 - +25 %
Operating current V
DD
=5V - 500 - uA
7.3.4 Internal 10kHz Oscillator
PARAMETER CONDITION MIN. TYP. MAX. UNIT
Supply voltage
[1]
- 2.5 - 5.5 V
Center Frequency - - 10 - kHz
+25°C; V
DD
=5V
-30 - +30 %
Calibrated Internal Oscillator
Frequency
-40°C~+85°C;
V
DD
=2.5V~5.5V
-50 - +50 %
Operating current V
DD
=5V - 5 - uA
Notes:
1. Internal operation voltage comes form LDO.