MSP430F14X datasheet(24/88 Pages) TI2

24 / 88 page

MSP430F149, MSP430F148, MSP430F147

MSP430F1491, MSP430F1481, MSP430F1471

MSP430F135, MSP430F133

SLAS272H – JULY 2000 – REVISED MAY 2018

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MSP430F135 MSP430F133

Specifications

(1)

The DCO frequency may not exceed the maximum system frequency defined by the processor frequency parameter, fSYSTEM.

(2)

This parameter is not production tested.

5.18 DCO Frequency

(1)

over recommended operating supply voltage and free-air temperature (unless otherwise noted)

PARAMETER

TEST CONDITIONS

VCC

MIN

TYP

MAX

UNIT

fDCO(03)

Rsel = 0, DCO = 3, MOD = 0, DCOR = 0, TA = 25°C

2.2 V, 3 V

0.08

0.12

0.15

MHz

0.08

0.13

0.16

fDCO(13)

Rsel = 1, DCO = 3, MOD = 0, DCOR = 0, TA = 25°C

2.2 V, 3 V

0.14

0.19

0.23

MHz

0.14

0.18

0.22

fDCO(23)

Rsel = 2, DCO = 3, MOD = 0, DCOR = 0, TA = 25°C

2.2 V, 3 V

0.22

0.30

0.36

MHz

0.22

0.28

0.34

fDCO(33)

Rsel = 3, DCO = 3, MOD = 0, DCOR = 0, TA = 25°C

2.2 V, 3 V

0.37

0.49

0.59

MHz

0.37

0.47

0.56

fDCO(43)

Rsel = 4, DCO = 3, MOD = 0, DCOR = 0, TA = 25°C

2.2 V, 3 V

0.61

0.77

0.93

MHz

0.61

0.75

0.90

fDCO(53)

Rsel = 5, DCO = 3, MOD = 0, DCOR = 0, TA = 25°C

2.2 V, 3 V

1.2

1.5

MHz

1.3

1.5

fDCO(63)

Rsel = 6, DCO = 3, MOD = 0, DCOR = 0, TA = 25°C

2.2 V, 3 V

1.6

1.9

2.2

MHz

1.69

2.0

2.29

fDCO(73)

Rsel = 7, DCO = 3, MOD = 0, DCOR = 0, TA = 25°C

2.2 V, 3 V

2.4

2.9

3.4

MHz

2.7

3.2

3.65

fDCO(47)

Rsel = 4, DCO = 7, MOD = 0, DCOR = 0, TA = 25°C

2.2 V, 3 V

fDCO40

× 1.7

fDCO40

× 2.1

fDCO40

× 2.5

MHz

fDCO(77)

Rsel = 7, DCO = 7, MOD = 0, DCOR = 0, TA = 25°C

2.2 V, 3 V

4.5

4.9

MHz

4.4

4.9

5.4

SRsel

SRsel = fRsel+1 / fRsel

2.2 V, 3 V

1.35

1.65

SDCO

SDCO = fDCO+1 / fDCO

2.2 V, 3 V

1.07

1.12

1.16

Temperature drift(2), Rsel = 4, DCO = 3, MOD = 0

2.2 V, 3 V

–0.31

–0.36

–0.40

%/°C

–0.33

–0.38

–0.43

Drift with VCC variation

(2), Rsel = 4, DCO = 3, MOD = 0

2.2 V, 3 V

%/V

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