LTC2633-LI12 Ver la hoja de datos (PDF) - Linear Technology

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componentes Descripción

Fabricante

LTC2633-LI12

Dual 12-/10-/8-Bit I2C VOUT DACs with 10ppm/°C Reference

Linear Technology 

LTC2633

Electrical Characteristics The l denotes the specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C. VCC = 4.5V to 5.5V, VOUT unloaded unless otherwise specified.

LTC2633-HI12/-HI10/-HI8/-HZ12/-HZ10/-HZ8/LTC2633A-HI12/-HZ12 (VFS = 4.096V)

SYMBOL PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

CIN

I/O Pin Capacitance

(Note 8)

CB

Capacitive Load for Each Bus Line

CCA0

External Capacitive Load on Address Pin

CA0

l

8

pF

l

400

pF

l

10

pF

AC Performance

ts

Settling Time

VCC = 5V (Note 9)

±0.39% (±1LSB at 8 Bits)

±0.098% (±1LSB at 10 Bits)

±0.024% (±1LSB at 12 Bits)

3.7

µs

4.0

µs

4.7

µs

Voltage Output Slew Rate

1.0

V/µs

Capacitive Load Driving

500

pF

Glitch Impulse

At Mid-Scale Transition

3.0

nV•s

DAC-to-DAC Crosstalk

1 DAC Held at FS, 1 DAC Switch 0-FS

6.7

nV•s

Multiplying Bandwidth

External Reference

320

kHz

en

Output Voltage Noise Density

At f = 1kHz, External Reference

At f = 10kHz, External Reference

At f = 1kHz, Internal Reference

At f = 10kHz, Internal Reference

180

nV/√Hz

160

nV/√Hz

250

nV/√Hz

230

nV/√Hz

Output Voltage Noise

0.1Hz to 10Hz, External Reference

0.1Hz to 10Hz, Internal Reference

0.1Hz to 200kHz, External Reference

0.1Hz to 200kHz, Internal Reference

CREF = 0.1µF

30

µVP-P

40

µVP-P

680

750

µVP-P

µVP-P

2633fb

8

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