ML2340 Просмотр технического описания (PDF) - Micro Linear Corporation

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производитель

ML2340

Single Supply, Programmable 8-Bit D/A Converters

Micro Linear Corporation 

2.0 TYPICAL APPLICATIONS

0 ≤ VIN ≤ 4.5V

+VREF

ML2271

4.5V

µP

ML2340, ML2350

VREFOUT

VREFIN

ML2340

D/A

WITH

REFERENCE

VOUT

Figure 5. Using 4.50V Reference of D/A for Reference of A/D Using Single 5V VCC ± 10%

DB7

DB0

INT

RD

VIN

ML2261

DATA

WR

CLOCK

CS SOURCE

OR

TIMER

VOUT

DB7

DB0

ML2340

D/A

XFER

ADDRESS

DECODE

Figure 6. TMS320 Interface

D7

D0

INT

DEN

HEN

TMS320

/E14

C15

PA0

PA1

PA2

+5V

VCC

ML2350

VOUT

VREFIN

VREFOUT

VZS

GAIN 0

AGND

GAIN 1

UNIPOLAR

VOUT

0 TO 5V

2.50V

5.0V – 100mV

256 CODES

2.5V

256 CODES

VOUT, GAIN 2

GND

1.25V

256 CODES

0.625V

256 CODES

GND

GND

GND

VOUT, GAIN 1

VOUT, GAIN 1/2 VOUT, GAIN 1/4

Figure 7. Single 5V Supply Unipolar VOUT

9

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