LTC1405IGN datasheet(2/16 Pages) LINER

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LTC1405

ABSOLUTE

AXI U

RATI GS

PACKAGE/ORDER I FOR ATIO

AVDD = DVDD = 0VDD = 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)

Digital Input Voltage

(Note 4) ............................. (VSS – 0.3V) to (VDD + 0.3V)

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

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

Operating Temperature Range

LTC1405C ............................................... 0

°C to 70°C

LTC1405I ............................................ – 40

°C to 85°C

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

°C to 150°C

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

°C

ORDER PART

NUMBER

LTC1405CGN

LTC1405IGN

CO VERTER CHARACTERISTICS

Consult factory for Military grade parts.

TJMAX = 110°C, θJA = 110°C/W

TOP VIEW

GN PACKAGE

28-LEAD PLASTIC SSOP

+AIN

–AIN

VCM

SENSE

VREF

AGND

AVDD

AGND

D11 (MSB)

D10

GAIN

CLK

VSS

DGND

DVDD

OVDD

OGND

The q denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C.

With Internal 4.096V Reference. Specifications are guaranteed for both dual supply and single supply operation. (Note 5)

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Resolution (No Missing Codes)

Bits

Integral Linearity Error

(Note 7)

±0.35

±1

LSB

Differential Linearity Error

±0.25

±1

LSB

Offset Error

(Note 8)

±5

LSB

Full-Scale Error

±10

LSB

Full-Scale Tempco

IOUT(REF) = 0

±15

ppm/

°C

PUT

LOG

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

specifications are at TA = 25°C. Specifications are guaranteed for both dual supply and single supply operation. (Note 5)

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VIN

Analog Input Range (Note 9)

VREF = 4.096V (SENSE = 0V), GAIN = 5V

±2.048

+AIN – (–AIN)VREF = 4.096V (SENSE = 0V), GAIN = 0V

±1.024

VREF = 2.048V (SENSE = VREF), GAIN = 5V

±1.024

VREF = 2.048V (SENSE = VREF), GAIN = 0V

±0.512

External VREF (SENSE = 5V), GAIN = 5V

±VREF/2

External VREF (SENSE = 5V), GAIN = 0V

±VREF/4

IIN

Analog Input Leakage Current

±10

µA

CIN

Analog Input Capacitance

Between Conversions

During Conversions

tACQ

Sample-and-Hold Acquisition Time

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