LTC2655 datasheet(13/26 Pages) LINER

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LTC2656

2656fa

Offset Error vs Reference Input

Gain Error vs Reference Input

ICC Shutdown vs VCC

Supply Current vs Logic Voltage

Hardware CLR to Mid-Scale

Hardware CLR to Zero-Scale

LTC2656-16

Multiplying Bandwidth

Large-Signal Response

Mid-Scale Glitch Impulse

REFERENCE VOLTAGE (V)

0.5

1.0

2.5

2656 G24

–0.5

–1.0

–2.0

1.0

1.5

2.0

–1.5

2.0

1.5

VCC = 5.5V

OFFSET ERROR OF 8 CHANNELS

REFERENCE VOLTAGE (V)

0.5

2.5

2656 G25

–16

–32

–64

1.0

1.5

2.0

–48

VCC = 5.5V

GAIN ERROR OF 8 CHANNELS

VCC (V)

2.5

150

200

250

4.5

450

2656 G26

100

3.5

3.0

5.0

4.0

5.5

300

350

400

LOGIC VOLTAGE (V)

3.2

3.6

4.0

2656 G27

2.8

2.4

2.0

SWEEP SCK, SDI, CS/LD

BETWEEN 0V AND VCC

VCC = 5V

(LTC2656-H)

VCC = 3V

(LTC2656-L)

VOUT

1V/DIV

CLR

5V/DIV

2656 G28

1µs/DIV

VCC = 5V

VREF = 2.048V

CODE = FULL-SCALE

VOUT

1V/DIV

CLR

5V/DIV

2656 G29

1µs/DIV

VCC = 5V

VREF = 2.048V

CODE = FULL-SCALE

FREQUENCY (Hz)

–4

–2

10k

100k

2656 G30

–6

–8

–10

–12

VCC = 5V

VREF(DC) = 2V

VREF(AC) = 0.2VP-P

CODE = FULL-SCALE

VOUT

1V/DIV

2656 G31

2.5µs/DIV

VCC = 5V

VREF = 2.048V

ZERO-SCALE TO FULL-SCALE

VOUT

5mV/DIV

VOUT

5mV/DIV

CS/LD

5V/DIV

2656 G32

2µs/DIV

VCC = 5V, 6nV•s TYP

(LTC2656-H16)

VCC = 3V, 3nV•s TYP

(LTC2656-L16)

TYPICAL PERFORMANCE CHARACTERISTICS T

A = 25°C unless otherwise noted.

LTC2655 Datasheet(PDF) 13 Page - Linear Technology

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