LTC1603IG datasheet(2/20 Pages) LINER

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LTC1603

1603f

ABSOLUTE MAXIMUM RATINGS

PACKAGE/ORDER INFORMATION

ORDER

PART NUMBER

AVDD = DVDD = OVDD = VDD (Notes 1, 2)

Supply Voltage (VDD) ................................................ 6V

Negative Supply Voltage (VSS) ............................... – 6V

Total Supply Voltage (VDD to VSS) .......................... 12V

Analog Input Voltage

(Note 3) ......................... (VSS – 0.3V) to (VDD + 0.3V)

VREF Voltage (Note 4) ................. –0.3V to (VDD + 0.3V)

REFCOMP Voltage (Note 4) ......... – 0.3V to (VDD + 0.3V)

Digital Input Voltage (Note 4) ....................– 0.3V to 10V

Digital Output Voltage .................. – 0.3V to (VDD + 0.3V)

Power Dissipation ............................................. 500mW

Operating Temperature Range

LTC1603C .............................................. 0

°C to 70°C

LTC1603I ............................................ – 40

°C to 85°C

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

°C to 150°C

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

°C

TJMAX = 125°C, θJA = 95°C/W

HARA TERISTICS

CO VERTER

The q denotes the specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C. With Internal Reference (Notes 5, 6)

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Resolution (No Missing Codes)

Bits

Integral Linearity Error

(Note 7)

±1

±3

LSB

Transition Noise

(Note 8)

0.7

LSB

Offset Error

(Note 9)

±0.05 ±0.125

Offset Tempco

(Note 9)

0.5

ppm/

°C

Full-Scale Error

Internal Reference

±0.125 ±0.25

External Reference

±0.25

Full-Scale Tempco

IOUT(Reference) = 0, Internal Reference

±15

ppm/

°C

LTC1603CG

LTC1603IG

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VIN

Analog Input Range (Note 2)

4.75

≤ VDD ≤ 5.25V, –5.25 ≤ VSS ≤ –4.75V,

±2.5

VSS ≤ (AIN–, AIN+) ≤ AVDD

IIN

Analog Input Leakage Current

CS = High

±1

µA

CIN

Analog Input Capacitance

Between Conversions

During Conversions

tACQ

Sample-and-Hold Acquisition Time

380

tAP

Sample-and-Hold Acquisition Delay Time

– 1.5

tjitter

Sample-and-Hold Acquisition Delay Time Jitter

psRMS

CMRR

Analog Input Common Mode Rejection Ratio

– 2.5V < (AIN

– = AIN+) < 2.5V

PUT

LOG

TOP VIEW

G PACKAGE

36-LEAD PLASTIC SSOP

AVDD

VSS

SHDN

CONV

OVDD

OGND

BUSY

AIN

–

VREF

REFCOMP

AGND

DVDD

DGND

D15 (MSB)

D14

D13

D12

D11

D10

Consult LTC Marketing for parts specified with wider operating temperature ranges.

The q denotes the specifications which apply over the full operating temperature range, otherwise

specifications are at TA = 25°C.

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