NE5019 Ver la hoja de datos (PDF) - Philips Electronics

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NE5019

8-Bit µp-compatible D/A converter

Philips Electronics 

Philips Semiconductors Linear Products

8-Bit µp-compatible D/A converter

Product specification

NE/SE5018/5019

BLOCK DIAGRAM

(13)

VREF

OUT

(12)

VREF

ADJ

(19)

VCC+

+

–

15k

5k

5k

INT

VREF

(1)

(10) (9) (8) (7) (6) (5) (4) (3) (2) DIGITAL

LE DB7DB6DB5DB4DB3DB2DB1DB0 GND

MSB

LSB

(20) SUM

NODE

LATCHES AND

SWITCH DRIVERS

(18) VOUT

(21)

AMP

COMP

(22) ANALOG

GND

+

–

5k

DAC CURRENT

OUTPUT

(14) VREF

IN

(15)

BIPOLAR

OFFSET

5k

5k

+

–

DAC

(16) COMP

VCC–

(17)

DAC SWITCHES

ABSOLUTE MAXIMUM RATINGS

SYMBOL

PARAMETER

VCC+

VCC-

VIN

VREF IN

VREF ADJ

VSUM

IREF SC

IOUTSC

PD

Positive supply voltage

Negative supply voltage

Logic input voltage

Voltage at VREF input

Voltage at VREF adjust

Voltage at sum node

Short-circuit current to ground at VREF OUT

Short-circuit current to ground or either supply at VOUT

Maximum power dissipation, TA=25°C (still-air)1

F package

N package

D package

TA

Operating temperature range

SE5018

NE5018

TSTG

TSOLD

Storage temperature range

Lead soldering temperature

(10 seconds)

NOTES:

1. Derate above 25°C at the following rates:

F package at 13.9mW/°C

N package at 17.5mW/°C

D package at 12.8mW/°C

RATING

18

-18

0 to 18

12

0 to VREF

12

Continuous

Continuous

1740

2190

1600

-55 to +125

0 to +70

-65 to +150

300

UNIT

V

V

V

V

V

V

mW

mW

mW

°C

°C

°C

°C

August 31, 1994

752

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