Datasheet

MSP430F23x0
MIXED SIGNAL MICROCONTROLLER
SLAS518A -- AUGUST 2006 -- REVISED MAY 2007
28
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (continued)
calibrated DCO frequencies -- tolerance over supply voltage V
CC
PARAMETER
TEST CONDITIONS T
A
VCC MIN TYP MAX UNIT
1MHztoleranceoverV
CC
25°C 1.8 V -- 3.6 V -- 3 ±2 +3 %
8MHztoleranceoverV
CC
25°C 1.8 V -- 3.6 V -- 3 ±2 +3 %
12 MHz tolerance over V
CC
25°C 2.2 V -- 3.6 V -- 3 ±2 +3 %
16 MHz tolerance over V
CC
25°C 3.0 V -- 3.6 V -- 6 ±2 +3 %
f
CAL(1MHz)
1MHz calibration value
BCSCTL1= CALBC1_1MHZ;
DCOCTL = CALDCO_1MHZ
Gating time: 5ms
25°C 1.8 V -- 3.6 V 0.970 1 1.030 MHz
f
CAL(8MHz)
8MHz calibration value
BCSCTL1= CALBC1_8MHZ;
DCOCTL = CALDCO_8MHZ
Gating time: 5ms
25°C 1.8 V -- 3.6 V 7.760 8 8.240 MHz
f
CAL(12MHz)
12MHz calibration
value
BCSCTL1= CALBC1_12MHZ;
DCOCTL = CALDCO_12MHZ
Gating time: 5ms
25°C 2.2 V -- 3.6 V 11.64 12 12.36 MHz
f
CAL(16MHz)
16MHz calibration
value
BCSCTL1= CALBC1_16MHZ;
DCOCTL = CALDCO_16MHZ
Gating time: 2ms
25°C 3.0 V -- 3.6 V 15.00 16 16.48 MHz
calibrated DCO frequencies -- overall tolerance
PARAMETER TEST CONDITIONS T
A
VCC MIN TYP MAX UNIT
1MHztoleranceoverall -- 4 0 °C -- 105°C 1.8 V -- 3.6 V -- 5 ±2 +5 %
8MHztoleranceoverall -- 4 0 °C -- 105°C 1.8 V -- 3.6 V -- 5 ±2 +5 %
12 MHz tolerance overall -- 4 0 °C -- 105°C 2.2 V -- 3.6 V -- 5 ±2 +5 %
16 MHz tolerance overall -- 4 0 °C -- 105°C 3.0 V -- 3.6 V -- 6 ±3 +6 %
f
CAL(1MHz)
1MHz calibration value
BCSCTL1= CALBC1_1MHZ;
DCOCTL = CALDCO_1MHZ
Gating time: 5ms
-- 4 0 °C -- 105°C 1.8 V -- 3.6 V 0.950 1 1.050 MHz
f
CAL(8MHz)
8MHz calibration value
BCSCTL1= CALBC1_8MHZ;
DCOCTL = CALDCO_8MHZ
Gating time: 5ms
-- 4 0 °C -- 105°C 1.8 V -- 3.6 V 7.600 8 8.400 MHz
f
CAL(12MHz)
12MHz calibration
value
BCSCTL1= CALBC1_12MHZ;
DCOCTL = CALDCO_12MHZ
Gating time: 5ms
-- 4 0 °C -- 105°C 2.2 V -- 3.6 V 11.40 12 12.60 MHz
f
CAL(16MHz)
16MHz calibration
value
BCSCTL1= CALBC1_16MHZ;
DCOCTL = CALDCO_16MHZ
Gating time: 2ms
-- 4 0 °C -- 105°C 3.0 V -- 3.6 V 15.00 16 17.00 MHz