MSP430F5522 Datasheet, PDF (60/123 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430F5529, MSP430F5528, MSP430F5527, MSP430F5526
MSP430F5525, MSP430F5524, MSP430F5522, MSP430F5521
MSP430F5519, MSP430F5517, MSP430F5515, MSP430F5514, MSP430F5513
SLAS590L – MARCH 2009 – REVISED MAY 2013
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Internal Very-Low-Power Low-Frequency Oscillator (VLO)
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER
f_VLO
VLO frequency
df_VLO/d_T VLO frequency temperature drift
df_VLO/dV_CC VLO frequency supply voltage drift
Duty cycle
TEST CONDITIONS
Measured at ACLK
Measured at ACLK⁽¹⁾
Measured at ACLK⁽²⁾
Measured at ACLK
V_CC
1.8 V to 3.6 V
1.8 V to 3.6 V
1.8 V to 3.6 V
1.8 V to 3.6 V
MIN TYP
6 9.4
0.5
4
40
50
(1) Calculated using the box method: (MAX(-40 to 85°C) – MIN(-40 to 85°C)) / MIN(-40 to 85°C) / (85°C – (–40°C))
(2) Calculated using the box method: (MAX(1.8 to 3.6 V) – MIN(1.8 to 3.6 V)) / MIN(1.8 to 3.6 V) / (3.6 V – 1.8 V)
MAX
14
60
UNIT
kHz
%/°C
%/V
%
Internal Reference, Low-Frequency Oscillator (REFO)
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
I_REFO
PARAMETER
TEST CONDITIONS
REFO oscillator current consumption T_A = 25°C
REFO frequency calibrated
Measured at ACLK
V_CC
1.8 V to 3.6 V
1.8 V to 3.6 V
MIN TYP
3
32768
f_REFO
df_REFO/d_T
df_REFO/dV_CC
REFO absolute tolerance calibrated
REFO frequency temperature drift
REFO frequency supply voltage drift
Full temperature range
T_A = 25°C
Measured at ACLK⁽¹⁾
Measured at ACLK⁽²⁾
Duty cycle
Measured at ACLK
1.8 V to 3.6 V
3V
1.8 V to 3.6 V
1.8 V to 3.6 V
1.8 V to 3.6 V
-3.5
-1.5
0.01
1.0
40
50
t_START
REFO startup time
40%/60% duty cycle
1.8 V to 3.6 V
25
(1) Calculated using the box method: (MAX(-40 to 85°C) – MIN(-40 to 85°C)) / MIN(-40 to 85°C) / (85°C – (–40°C))
(2) Calculated using the box method: (MAX(1.8 to 3.6 V) – MIN(1.8 to 3.6 V)) / MIN(1.8 to 3.6 V) / (3.6 V – 1.8 V)
MAX
3.5
1.5
60
UNIT
µA
Hz
%
%
%/°C
%/V
%
µs
60
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