MSP430F2274-EP_14 Datasheet, PDF (28/81 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430F2274-EP
SLAS614D – SEPTEMBER 2008 – REVISED MAY 2011
Calibrated DCO Frequencies (Tolerance at Calibration) – Electrical Characteristics
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER
Frequency tolerance at calibration
TEST CONDITIONS
T_A
V_CC
MIN
TYP
25°C 3 V
–1 ±0.2
f_{CAL(1 MHz)}
1-MHz calibration value
BCSCTL1 = CALBC1_1MHZ,
DCOCTL = CALDCO_1MHZ,
Gating time: 5 ms
25°C 3 V 0.990
1
f_{CAL(8 MHz)}
8-MHz calibration value
BCSCTL1 = CALBC1_8MHZ,
DCOCTL = CALDCO_8MHZ,
Gating time: 5 ms
25°C 3 V 7.920
8
f_{CAL(12 MHz)}
12-MHz calibration value
BCSCTL1 = CALBC1_12MHZ,
DCOCTL = CALDCO_12MHZ,
Gating time: 5 ms
25°C 3 V 11.88
12
f_{CAL(16 MHz)}
16-MHz calibration value
BCSCTL1 = CALBC1_16MHZ,
DCOCTL = CALDCO_16MHZ,
Gating time: 2 ms
25°C 3 V 15.84
16
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MAX UNIT
1%
1.010 MHz
8.080 MHz
12.12 MHz
16.16 MHz
Calibrated DCO Frequencies (Tolerance Over Temperature) – Electrical Characteristics
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER
1-MHz tolerance over temperature
TEST CONDITIONS
T_A
V_CC
–55°C to 125°C 3 V
MIN TYP
–2.5 ±0.5
MAX
2.5
8-MHz tolerance over temperature
–55°C to 125°C 3 V –2.5 ±1.0
2.5
12-MHz tolerance over temperature
–55°C to 125°C 3 V –2.5 ±1.0
2.5
16-MHz tolerance over temperature
–55°C to 125°C 3 V –3.0 ±2.0
3.0
f_CAL(1MHz) 1-MHz calibration value
BCSCTL1 = CALBC1_1MHz,
DCOCTL = CALDCO_1MHZ,
Gating time: 5 ms
–55°C to 125°C
2.2 V
3V
3.6 V
0.970
0.975
0.970
1 1.030
1 1.025
1 1.030
f_CAL(8MHz) 8-MHz calibration value
BCSCTL1 = CALBC1_8MHZ,
DCOCTL = CALDCO_8MHZ,
Gating time: 5 ms
–55°C to 125°C
2.2 V
3V
3.6 V
7.760
7.800
7.600
8 8.400
8 8.200
8 8.240
f_CAL(12MHz) 12-MHz calibration value
BCSCTL1 = CALBC1_12MHZ,
DCOCTL = CALDCO_12MHZ,
Gating time: 5 ms
–55°C to 125°C
2.2 V
3V
3.6 V
11.70
11.70
11.70
12 12.30
12 12.30
12 12.30
f_CAL(16MHz) 16-MHz calibration value
BCSCTL1 = CALBC1_16MHZ,
DCOCTL = CALDCO_16MHZ,
Gating time: 2 ms
3V
–55°C to 125°C
3.6 V
15.52
15.00
16 16.48
16 16.48
UNIT
%
%
%
%
MHz
MHz
MHz
MHz
28
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