LTC1664 datasheet(5/16 Pages) LINER

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LTC1664

1664fa

typical perFormance characteristics

Supply Current vs Temperature

Differential Nonlinearity (DNL)

Integral Nonlinearity (INL)

Large-Signal Step Response

Load Regulation vs Output Current

Mid-Scale Output Voltage

vs Load Current

Mid-Scale Output Voltage

vs Load Current

Supply Current vs Logic Input

Voltage

Load Regulation vs Output Current

CODE

256

512

768

1023

1664 G01

2.5

2.0

1.5

1.0

0.5

–0.5

–1.0

–1.5

–2.0

–2.5

VCC = 5V

VREF = 4.096V

CODE

256

512

768

1023

1664 G02

1.0

0.8

0.6

0.4

0.2

–0.2

–0.4

–0.6

–0.8

–1.0

VCC = 5V

VREF = 4.096V

TEMPERATURE (°C)

–55 –35 –15 5

300

280

260

240

220

200

180

160

1664 G03

125

105

VCC = 5.5V

VREF = VCC

CODE = 1023

VCC = 4.5V

VCC = 3.6V

VCC = 2.7V

IOUT (mA)

–2

–1

2.0

1.5

1.0

0.5

–0.5

–1.0

–1.5

–2.0

1664 G04

VCC = VREF = 5V

CODE = 512

SINK

SOURCE

IOUT (µA)

–500

500

2.0

1.5

1.0

0.5

–0.5

–1.0

–1.5

–2.0

1664 G05

SINK

SOURCE

VCC = VREF = 3V

CODE = 512

TIME (µs)

100

1664 G06

10% TO

90% STEP

VCC = VREF = 5V

IOUT (mA)

–30

–20

–10

1664 G07

3.0

2.9

2.8

2.7

2.6

2.5

2.4

2.3

2.2

2.1

2.0

VCC = 4.5V

VCC = 5V

VCC = 5.5V

VREF = VCC

CODE = 512

SINK

SOURCE

IOUT (mA)

–15

–4

–8

–12

12 15

1664 G08

2.0

1.9

1.8

1.7

1.6

1.5

1.4

1.3

1.2

1.1

1.0

VCC = 2.7V

VCC = 3V

VCC = 3.6V

VREF = VCC

CODE = 512

SINK

SOURCE

LOGIC INPUT VOLTAGE (V)

1.2

1.0

0.8

0.6

0.4

0.2

1664 G09

ALL DIGITAL INPUTS

SHORTED TOGETHER

LTC1664 Datasheet(PDF) 5 Page - Linear Technology

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