MSP430G2X21 Datasheet, PDF (18/61 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430G2x21, MSP430G2x31
MIXED SIGNAL MICROCONTROLLER
SLAS694B -- FEBRUARY 2010 -- REVISED MAY 2010
electrical characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted)
active mode supply current (into V_CC) excluding external current (see Notes 1 and 2)
PARAMETER
TEST CONDITIONS
T_A
V_CC
MIN
I_{AM, 1MHz}
Active mode (AM)
current (1MHz)
f_DCO = f_MCLK = f_SMCLK = 1MHz,
f_ACLK = 32,768Hz,
Program executes in flash,
BCSCTL1 = CALBC1_1MHZ,
DCOCTL = CALDCO_1MHZ,
CPUOFF = 0, SCG0 = 0, SCG1 = 0,
OSCOFF = 0
2.2 V
3V
TYP MAX UNIT
220
µA
300 370
NOTES: 1. All inputs are tied to 0 V or V_CC. Outputs do not source or sink any current.
2. The currents are characterized with a Micro Crystal CC4V--T1A SMD crystal with a load capacitance of 9 pF.
The internal and external load capacitance is chosen to closely match the required 9pF.
typical characteristics -- active mode supply current (into V_CC)
5.0
4.0
4.0
f_DCO = 16 MHz
3.0
f_DCO = 12 MHz
2.0
1.0
f_DCO = 8 MHz
f_DCO = 1 MHz
0.0
1.5
2.0
2.5
3.0
3.5
4.0
V_CC -- Supply Voltage -- V
Figure 2. Active mode current vs V_CC, T_A = 25°C
T_A = 85 °C
3.0
T_A = 25 °C
2.0
V_CC = 3 V
T_A = 85 °C
T_A = 25 °C
1.0
V_CC = 2.2 V
0.0
0.0
4.0
8.0
12.0
16.0
f_DCO -- DCO Frequency -- MHz
Figure 3. Active mode current vs DCO frequency
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