ADC0803 datasheet(3/41 Pages) NSC

3 / 41 page

Absolute Maximum Ratings (Notes 1, 2)

If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

Supply Voltage (V

CC) (Note 3)

6.5V

Voltage

Logic Control Inputs

−0.3V to +18V

At Other Input and Outputs

−0.3V to (V

CC+0.3V)

Lead Temp. (Soldering, 10 seconds)

Dual-In-Line Package (plastic)

260˚C

Dual-In-Line Package (ceramic)

300˚C

Surface Mount Package

Vapor Phase (60 seconds)

215˚C

Infrared (15 seconds)

220˚C

Storage Temperature Range

−65˚C to +150˚C

Package Dissipation at T

A=25˚C

875 mW

ESD Susceptibility (Note 10)

800V

Operating Ratings (Notes 1, 2)

Temperature Range

MIN≤TA≤TMAX

ADC0804LCJ

−40˚C

≤T

A≤+85˚C

ADC0801/02/03/05LCN

−40˚C

≤T

A≤+85˚C

ADC0804LCN

0˚C

≤T

A≤+70˚C

ADC0802/04LCWM

0˚C

≤T

A≤+70˚C

Range of V

4.5 V

DC to 6.3 VDC

Electrical Characteristics

The following specifications apply for V

CC=5VDC,TMIN≤TA≤TMAX and fCLK=640 kHz unless otherwise specified.

Parameter

Conditions

Min

Typ

Max

Units

ADC0801: Total Adjusted Error (Note 8)

With Full-Scale Adj.

±1⁄4

LSB

(See Section 2.5.2)

ADC0802: Total Unadjusted Error (Note 8)

REF/2=2.500 VDC

±1⁄2

LSB

ADC0803: Total Adjusted Error (Note 8)

With Full-Scale Adj.

±1⁄2

LSB

(See Section 2.5.2)

ADC0804: Total Unadjusted Error (Note 8)

REF/2=2.500 VDC

±1

LSB

ADC0805: Total Unadjusted Error (Note 8)

REF/2-No Connection

±1

LSB

REF/2 Input Resistance (Pin 9)

ADC0801/02/03/05

2.5

8.0

Ω

ADC0804 (Note 9)

0.75

1.1

Ω

Analog Input Voltage Range

(Note 4) V(+) or V(−)

Gnd–0.05

CC+0.05

DC Common-Mode Error

Over Analog Input Voltage

±1/16

±1⁄8

LSB

Range

Power Supply Sensitivity

CC=5VDC ±10% Over

±1/16

±1⁄8

LSB

Allowed V

IN(+) and VIN(−)

Voltage Range (Note 4)

AC Electrical Characteristics

The following specifications apply for V

CC=5VDC and TMIN≤TA≤TMAX unless otherwise specified.

Symbol

Parameter

Conditions

Min

Typ

Max

Units

Conversion Time

CLK=640 kHz (Note 6)

103

114

µs

Conversion Time

(Notes 5, 6)

1/f

CLK

Clock Frequency

CC=5V, (Note 5)

100

640

1460

kHz

Clock Duty Cycle

Conversion Rate in Free-Running

INTR tied to WR with

8770

9708

conv/s

Mode

CS =0V

DC,fCLK=640 kHz

W(WR)L

Width of WR Input (Start Pulse Width)

CS =0V

DC (Note 7)

100

ACC

Access Time (Delay from Falling

L=100 pF

135

200

Edge of RD to Output Data Valid)

1H,t0H

TRI-STATE Control (Delay

L=10 pF, RL=10k

125

200

from Rising Edge of RD to

(See TRI-STATE Test

Hi-Z State)

Circuits)

WI,tRI

Delay from Falling Edge

300

450

of WR or RD to Reset of INTR

Input Capacitance of Logic

7.5

Control Inputs

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