LTC2636 datasheet(13/24 Pages) AD

13 / 24 page

LTC2636

Rev D

For more information www.analog.com

TYPICAL PERFORMANCE CHARACTERISTICS

Large-Signal Response

Headroom at Rails

vs Output Current

Mid-Scale Glitch Impulse

Power-On Reset Glitch

Power-On Reset to Mid-Scale

Exiting Power-Down to Mid-Scale

Supply Current vs Logic Voltage

Hardware CLR

Hardware CLR to Mid-Scale

TA = 25°C, unless otherwise noted.

LTC2636

2µs/DIV

VOUT

0.5V/DIV

2636 G22

VFS = VCC = 5V

1/4 SCALE to 3/4 SCALE

2µs/DIV

VOUT

5mV/DIV

CS/LD

5V/DIV

2636 G23

LTC2636-H12, VCC = 5V

3.0nV•s TYP

LTC2636-L12, VCC = 3V

2.1nV•s TYP

200µs/DIV

VOUT

5mV/DIV

VCC

2V/DIV

2636 G24

LTC2636-L

ZERO-SCALE

IOUT (mA)

5.0

4.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

0.5

2636 G25

5V SOURCING

3V (LTC2636-L) SOURCING

5V SINKING

3V (LTC2636-L) SINKING

5µs/DIV

VOUT

0.5V/DIV

CS/LD

2V/DIV

2636 G26

LTC2636-H

VCC = 5V

INTERNAL REF.

DACs A-G IN

POWER-DOWN MODE

200µs/DIV

VCC

2V/DIV

VOUT

0.5V/DIV

2636 G27

LTC2636-H

LTC2636-L

LOGIC VOLTAGE (V)

1.5

1.2

1.4

1.0

0.8

0.6

2636 G28

SWEEP SCK, SDI, CS/LD

BETWEEN 0V AND VCC

VCC = 5V

VCC = 3V

(LTC2636-L)

1µs/DIV

CLR

5V/DIV

VOUT

1V/DIV

2636 G29

VCC = 5V

VREF = 4.096V

CODE = FULL-SCALE

1µs/DIV

VOUT

1V/DIV

CLR

5V/DIV

2636 G30

VCC = 5V

VREF = 4.096V

CODE = FULL-SCALE

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