MSP430F2619S-HT Datasheet, PDF (44/90 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430F2619S-HT
SLAS697B – MARCH 2010 – REVISED JUNE 2011
www.ti.com
Wake-Up From Low-Power Modes (LPM3/4) – Electrical Characteristics
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
V_CC
MIN
BCSCTL1 = CALBC1_1MHZ,
DCOCTL = CALDCO_1MHZ,
2.2 V/3 V
TYP MAX UNIT
2
t_DCO,LPM3/4
DCO clock wake-up time
from LPM3/4⁽¹⁾
BCSCTL1 = CALBC1_8MHZ,
DCOCTL = CALDCO_8MHZ,
BCSCTL1 = CALBC1_12MHZ,
DCOCTL = CALDCO_12MHZ,
2.2 V/3 V
3V
1.5
μs
1
BCSCTL1 = CALBC1_16MHZ,
DCOCTL = CALDCO_16MHZ,
3V
1
t_CPU,LPM3/4 CPU wake-up time from LPM3/4⁽²⁾
1/f_MCLK +
t_Clock,LPM3/4
(1) The DCO clock wake-up time is measured from the edge of an external wake-up signal (e.g., port interrupt) to the first clock edge
observable externally on a clock pin (MCLK or SMCLK).
(2) Parameter applicable only if DCOCLK is used for MCLK.
Typical Characteristics – DCO Clock Wake-Up Time From LPM3/4
10.00
RSELx = 0...11
1.00
RSELx = 12...15
0.10
0.10
1.00
10.00
DCO Frequency − MHz
Figure 19. Clock Wake-Up Time From LPM3 vs DCO Frequency
DCO With External Resistor R_OSC – Electrical Characteristics⁽¹⁾
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
f_DCO,ROSC
PARAMETER
DCO output frequency with R_OSC
TEST CONDITIONS
DCOR = 1, RSELx = 4, DCOx = 3, MODx = 0,
T_A = 25°C
V_CC
2.2 V
3V
D_t
Temperature drift
D_V
Drift with V_CC
DCOR = 1, RSELx = 4, DCOx = 3, MODx = 0
DCOR = 1, RSELx = 4, DCOx = 3, MODx = 0
2.2 V/3 V
2.2 V/3 V
(1) R_OSC = 100 kΩ. Metal film resistor, type 0257. 0.6 watt with 1% tolerance and T_K = ±50 ppm/°C
TYP UNIT
1.8
MHz
1.95
±0.1 %/°C
10 %/V
44
Copyright © 2010–2011, Texas Instruments Incorporated