Datasheet

MSP430FR4133, MSP430FR4132, MSP430FR4131
www.ti.com SLAS865B –OCTOBER 2014–REVISED AUGUST 2015
Table 5-4. DCO FLL, Frequency
Over recommended operating free-air temperature (unless otherwise noted)
PARAMETER TEST CONDITIONS V
CC
MIN TYP MAX UNIT
FLL lock frequency, 16 MHz, 25°C 3 V –1.0% 1.0%
Measured at MCLK, Internal
trimmed REFO as reference
FLL lock frequency, 16 MHz, –40°C to +85°C 3 V –2.0% 2.0%
f
DCO, FLL
Measured at MCLK, XT1
FLL lock frequency, 16 MHz, –40°C to +85°C 3 V –0.5% 0.5%
crystal as reference
f
DUTY
Duty cycle 3 V 40% 50% 60%
Jitter
cc
Cycle-to-cycle jitter, 16 MHz 3 V 0.25%
Measured at MCLK, XT1
0.022
crystal as reference
Jitter
long
Long-term jitter, 16 MHz 3 V
%
t
FLL, lock
FLL lock time 3 V 120 ms
Table 5-5. REFO
Over recommended operating free-air temperature (unless otherwise noted)
PARAMETER TEST CONDITIONS V
CC
MIN TYP MAX UNIT
I
REFO
REFO oscillator current consumption T
A
= 25°C 3 V 15 µA
REFO calibrated frequency Measured at MCLK 3 V 32768 Hz
f
REFO
REFO absolute calibrated tolerance –40°C to +85°C 1.8 V to 3.6 V –3.5% +3.5%
df
REFO
/d
T
REFO frequency temperature drift Measured at MCLK
(1)
3 V 0.01 %/°C
df
REFO
/ Measured at MCLK at
REFO frequency supply voltage drift 1.8 V to 3.6 V 1 %/V
d
VCC
25°C
(2)
f
DC
REFO duty cycle Measured at MCLK 1.8 V to 3.6 V 40% 50% 60%
t
START
REFO startup time 40% to 60% duty cycle 50 µs
(1) Calculated using the box method: (MAX(–40°C to 85°C) – MIN(–40°C to 85°C)) / MIN(–40°C 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)
Table 5-6. Internal Very-Low-Power Low-Frequency Oscillator (VLO)
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER TEST CONDITIONS V
CC
MIN TYP MAX UNIT
f
VLO
VLO frequency Measured at MCLK 3 V 10 kHz
df
VLO
/d
T
VLO frequency temperature drift Measured at MCLK
(1)
3 V 0.5 %/°C
df
VLO
/dV
CC
VLO frequency supply voltage drift Measured at MCLK
(2)
1.8 V to 3.6 V 4 %/V
f
VLO,DC
Duty cycle Measured at MCLK 3 V 50%
(1) Calculated using the box method: (MAX(–40°C to 85°C) – MIN(–40°C to 85°C)) / MIN(–40°C 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)
Table 5-7. Module Oscillator (MODOSC)
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
TEST
PARAMETER V
CC
MIN TYP MAX UNIT
CONDITIONS
f
MODOSC
MODOSC frequency 3 V 3.8 4.8 5.8 MHz
f
MODOSC
/dT MODOSC frequency temperature drift 3 V 0.102 %/℃
f
MODOSC
/dV
CC
MODOSC frequency supply voltage drift 1.8 V to 3.6 V 1.02 %/V
f
MODOSC,DC
Duty cycle 3 V 40% 50% 60%
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