TC14433 datasheet(2/10 Pages) TELCOM

2 / 10 page

3-128

TELCOM SEMICONDUCTOR, INC.

ELECTRICAL CHARACTERISTICS: VDD = +5V, VEE = – 5V, C1 = 0.1µF (mylar), CO = 0.1µF, RC = 300kΩ, R1 =

470k

Ω @ VREF = 2V, R1 = 27kΩ @ VREF = 200mV, unless otherwise specified.

TA = +25

°C– 40°C < TA < +85°C

Symbol Parameter

Test Conditions

Min

Typ

Max

Min

Typ

Max

Unit

Analog Input

SYE

Rollover Error (Positive

200mV Full Scale VIN

–1

—

Counts

and Negative Full

–VIN = +VIN

Scale Symmetry

Linearity Output

VREF = 2V

– 0.05

+0.05

—

%rdg

Reading (Note 1)

VREF = 200mV

– 1 count

—

+1 count

—

SOR

Stability Output Reading

VX = 1.99V, VREF = 2V

—

LSD

(Note 2)

VX = 199mV, VREF = 200mV

—

ZOR

Zero Output Reading

VX = 0V, VREF = 2V

—

LSD

IIN

Bias Current:

Analog Input

—

±20

±100

—

Reference Input

—

±20

±100

—

Analog Ground

—

±20

±500

—

CMRR

Common-Mode Rejection VX = 1.4V, VREF = 2V,

—

fOC = 32kHz

Digital

VOL

Output Voltage

VSS = 0V,

"0" Level

—

0.05

—

0.05

Pins 14 to 23 (Note 3)

VSS = – 5V,

"0" Level

—

– 5

–4.95

—

– 4.95

VOH

Output Voltage

VSS = 0V,

"1" Level

4.95

—

4.95

—

Pins 14 to 23 (Note 3)

VSS = – 5V,

"1" Level

4.95

—

4.95

—

IOH

Output Current

VSS = 0V, VOH = 4.6V Source

– 0.2

– 0.36

—

– 0.14

—

Pins 14 to 23

VSS = – 5V, VOH = 5V Source

– 0.5

– 0.9

—

– 0.35

—

IOL

Output Current

VSS = 0V, VOL = 0.4V Sink

0.51

0.88

—

0.36

—

Pins 14 to 23

VSS = – 5V, VOL = – 4.5V Sink

1.3

2.25

—

0.9

—

fCLK

Clock Frequency

RC = 300kΩ

—

———

kHz

IDU

Input Current – DU

—

±0.00001

±0.3

—

±1

µA

Power

Quiescent Current

VDD to VEE, ISS = 0, 14433A:

VDD = 5, VEE = – 5

—

0.4

—

3.7

VDD = 8, VEE = –8

—

1.4

—

7.4

VDD to VEE, ISS = 0, 14433:

VDD = 5, VEE = – 5

—

0.9

—

3.7

VDD = 8, VEE = –8

—

1.8

—

7.4

PSRR

Supply Rejection

VDD to VEE, ISS = 0, VREF = 2V

—

0.5

—

mV/V

VDD = 5, VEE = – 5

ABSOLUTE MAXIMUM RATINGS*

Supply Voltage (VDD – VEE) ...................... – 0.5V to +18V

Voltage on Any Pin,

Reference to VEE ....................... – 0.5V to (VDD + 0.5)

DC Current, Any Pin ..............................................

±10mA

Operating Temperature Range ............... – 40

°C to +85°C

Power Dissipation (TA < 70°C)

Plastic PLCC ....................................................... 1.0W

Plastic DIP ....................................................... 940mW

SOIC ................................................................ 940mW

CerDIP ............................................................... 1.45W

Storage Temperature Range ................ – 65

°C to +160°C

Lead Temperature (Soldering, 10 sec) ................. +300

°C

*This is a stress rating only and functional operation of the device at these

or any other conditions above those indicated in the operation sections of

the specifications is not implied. Exposure to absolute maximum rating

conditions for extended periods may affect device reliability.

3-1/2 DIGIT A/D CONVERTERS

TC14433

TC14433A

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