LTC2435-1 datasheet(2/40 Pages) LINER

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LTC2435/LTC2435-1

24351fa

ABSOLUTE

AXI U

RATI GS

PACKAGE/ORDER I FOR ATIO

ELECTRICAL CHARACTERISTICS

(Notes 1, 2)

ORDER PART NUMBER

Supply Voltage (VCC) to GND.......................– 0.3V to 7V

Analog Input Pins Voltage

to GND .................................... – 0.3V to (VCC + 0.3V)

Reference Input Pins Voltage

to GND .................................... – 0.3V to (VCC + 0.3V)

Digital Input Voltage to GND ........ – 0.3V to (VCC + 0.3V)

Digital Output Voltage to GND ..... – 0.3V to (VCC + 0.3V)

Operating Temperature Range

LTC2435C/LTC2435-1C ........................... 0°C to 70°C

LTC2435I/LTC2435-1I ........................ – 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

LTC2435CGN

LTC2435IGN

LTC2435-1CGN

LTC2435-1IGN

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Resolution (No Missing Codes)

0.1V ≤ VREF ≤ VCC, –0.5 • VREF ≤ VIN ≤ 0.5 • VREF, (Note 5)

●

Bits

Integral Nonlinearity

5V ≤ VCC ≤ 5.5V, REF+ = 2.5V, REF– = GND, VINCM = 1.25V, (Note 6)

ppm of VREF

5V ≤ VCC ≤ 5.5V, REF

+ = 5V, REF– = GND, VINCM = 2.5V, (Note 6)

●

ppm of VREF

2.7V ≤ VCC ≤ 5.5V, REF+ = 2.5V, REF– = GND, VINCM = 1.25V, (Note 6)

ppm of VREF

Offset Error

2.5V ≤ REF+ ≤ VCC, REF– = GND,

●

GND ≤ IN+ = IN– ≤ VCC, (Note 14)

Offset Error Drift

2.5V ≤ REF+ ≤ VCC, REF– = GND,

100

nV/°C

GND ≤ IN+ = IN– ≤ VCC

Positive Gain Error

2.5V ≤ REF+ ≤ VCC, REF– = GND,

●

ppm of VREF

IN+ = 0.75REF+, IN– = 0.25 • REF+

Positive Gain Error Drift

2.5V ≤ REF+ ≤ VCC, REF

– = GND,

0.1

ppm of VREF/°C

IN+ = 0.75REF+, IN– = 0.25 • REF+

Negative Gain Error

2.5V ≤ REF+ ≤ VCC, REF– = GND,

●

ppm of VREF

IN+ = 0.25 • REF+, IN– = 0.75 • REF+

Negative Gain Error Drift

2.5V ≤ REF+ ≤ VCC, REF– = GND,

0.1

ppm of VREF/°C

IN+ = 0.25 • REF+, IN– = 0.75 • REF+

Output Noise

5V ≤ VCC ≤ 5.5V, REF+ = 5V, REF – = GND,

µVRMS

GND ≤ IN– = IN+ ≤ VCC, (Note 13)

The

● denotes specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C. (Notes 3, 4)

GN PART MARKING

2435

2435I

24351

24351I

TOP VIEW

GN PACKAGE

16-LEAD PLASTIC SSOP

GND

VCC

REF+

REF –

IN+

IN–

GND

SCK

SDO

GND

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

The

● denotes specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C. (Notes 3, 4)

CO VERTER CHARACTERISTICS

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Input Common Mode Rejection DC

2.5V ≤ REF+ ≤ VCC, REF– = GND,

●

110

120

GND ≤ IN– = IN+ ≤ VCC (Note 5)

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