ELECTRICAL CHARACTERISTICS (continued)

2-Wire, 4–20mA

Smart Signal Conditioner

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3

FSO DAC Bit Weight

∆Code

1.22

mV/bit

FSOTC DAC Bit Weight

∆Code

0.6

mV/bit

Offset DAC Bit Weight

∆Code

2.8

mV/bit

Offset TC DAC Bit Weight

∆Code

1.4

mV/bit

DAC Resolution

12

Bits

Differential Nonlinearity

DNL

±1.5

LSB

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS

DAC Bit Weight

9

mV/bit

DAC Resolution

3

Bits

Output Voltage Swing

0.2

4.0

V

Current Drive

-20

20

µA

Current Source Reference

Resistor

100

k

Ω

FSO Trim Resistor

100

k

Ω

Temperature-Dependent

Resistor

100

k

Ω

CONDITIONS

Input Common-Mode Range

CMR

V

Open-Loop Gain

60

dB

Offset Voltage (as unity-gain

follower)

-30

30

mV

Output Swing

V

No load

Output Current

±1

mA

DIGITAL-TO-ANALOG CONVERTERS

IRO DAC

FSOTC BUFFER (FSOTC Pin)

INTERNAL RESISTORS

AUXILIARY OP AMP