MSP430F249-EP_014 Datasheet, PDF (38/81 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430F249-EP
MIXED SIGNAL MICROCONTROLLER
2008
electrical characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (continued)
typical characteristics − calibrated 1-MHz DCO frequency
1.04
1.03
1.02
1.01
T_A = −40 °C
T_A = 25 °C
1.00
T_A = 105 °C
T_A = 85 °C
0.99
1.5
2.0
2.5
3.0
3.5
4.0
V_CC − Supply Voltage − V
Figure 14. Calibrated 1 MHz Frequency vs. V_CC
typical characteristics − calibrated 8-MHz DCO frequency
8.20
8.15
8.10 ^TA ^{= 85 °C}
T_A = −40 °C
8.05
8.00
T_A = 25 °C
7.95
7.90
7.85
T_A = 105 °C
7.80
1.5
2.0
2.5
3.0
3.5
4.0
V_CC − Supply Voltage − V
Figure 15. Calibrated 8 MHz Frequency vs. V_CC
38
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265