ML2280 Ver la hoja de datos (PDF) - Micro Linear Corporation

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componentes Descripción

Fabricante

ML2280

Serial I/O 8-Bit A/D Converters

Micro Linear Corporation 

ABSOLUTE MAXIMUM RATINGS

Absolute maximum ratings are those values beyond which

the device could be permanently damaged. Absolute

maximum ratings are stress ratings only and functional

device operation is not implied.

Current into V+ ...................................................... 15mA

Supply Voltage, VCC ................................................. 6.5V

Voltage

Logic Inputs ........................................... –7 to VCC +7V

Analog Inputs ................................ –0.3V to VCC +0.3V

Input Current per Pin (Note 1) .............................. ±25mA

Storage Temperature ................................ –65°C to 150°C

Package Dissipation

at TA = 25°C (Board Mount) ............................. 800mW

ML2280, ML2283

Lead Temperature (Soldering 10 sec.)

Dual-In-Line Package (Molded) .......................... 260°C

Dual-In-Line Package (Ceramic) ......................... 300°C

OPERATING CONDITIONS

Supply Voltage, VCC ............................ 4.5VDC to 6.3VDC

Temperature Range (Note 2) ................. TMIN - TA - TMAX

ML2280 BIP, ML2283 BIP ...................... –40°C to 85°C

ML2280 CIP, ML2283 CIP

ML2280 BCP, ML2283 BCP ...................... 0°C to 70°C

ML2280 CCP, ML2283 CCP

ELECTRICAL CHARACTERISTICS

Unless otherwise specified, TA = TMIN to TMAX, VCC = 5V ±10%, fCLK = 1.333MHz, and VREF/2 = 2.5V.

SYMBOL

PARAMETER

CONDITIONS

ML228XB

TYP

MIN NOTE 3

MAX

MIN

ML228XC

TYP

NOTE 3 MAX

CONVERTER AND MULTIPLEXER CHARACTERISTICS

Total Unadjusted VREF/2 = 2.5V

±1/2

±1

Error

VREF/2 not connected

±2

±2

(Notes 4, 6)

Reference Input

Resistance

(Note 4)

10

15

20

10

15

20

Common-Mode

Input Range

(Notes 4, 7)

GND

–0.05

VCC

+0.05

GND

–0.05

VCC

+0.05

DC Common-Mode Common mode voltage

Error

voltage GND to VCC/2

(Note 5)

±1/16 ±1/4

±1/16 ±1/4

AC Common-Mode Common mode voltage

Error

GND to VCC,

0 to 50kHz (Note 5)

±1/4

±1/4

DC Power Supply

Sensitivity

VCC = 5V ±10%

VREF - VCC +0.1V

(Note 5)

±1/32 ±1/4

±1/32 ±1/4

AC Power Supply 100mVP-P, 25kHz sine

Sensitivity

on VCC (Note 5)

Change in Zero

Error from VCC=5V

to Internal Zener

Operation

15mA into V+

VCC = N.C.

VREF/2 = 2.5V (Note 5)

±1/2

±1/4

±1/4

±1/2

VZ Internal Diode

15mA into V+

6.9

6.9

Regulated Break-

down (at V+)

V+ Input Resistance (Note 4)

20

35

20

35

UNITS

LSB

LSB

kW

V

LSB

LSB

LSB

LSB

LSB

V

kW

3

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