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Texas Instruments MSP430x11x1 User Manual

Page 33

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MSP430x11x1

MIXED SIGNAL MICROCONTROLLER

SLAS241C – SEPTEMBER 1999 – REVISED JUNE 2000

33

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DALLAS, TEXAS 75265

electrical characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (continued)

_

+

CAON

0

1

V+

0

1

CAF

Low Pass Filter

τ

2.0

µ

s

To Internal
Modules

Set CAIFG
Flag

CAOUT

V–

VCC

1

0 V

0

Figure 9. Block Diagram of Comparator_A Module

Overdrive

VCAOUT

t(response)

V+

V–

400 mV

Figure 10. Overdrive Definition

PUC/POR

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

t(POR_delay)

150

250

µ

s

TA = –40

°

C

1.4

1.8

V

V(POR)

POR

TA = 25

°

C

VCC = 2 2 V/3 V

1.1

1.5

V

(

)

TA = 85

°

C

VCC = 2.2 V/3 V

0.8

1.2

V

V(min)

0

0.4

V

t(reset)

PUC/POR

Reset is accepted internally

2

µ

s