Stand-Alone, 4.5-/3.5-Digit Panel Meters

with 4–20mA Output

8

_______________________________________________________________________________________

Typical Operating Characteristics (continued)

wise noted.)

-0.30

-0.20

-0.25

-0.10

-0.15

-0.05

0

-40

10

-15

35

60

85

DAC GAIN ERROR

vs. TEMPERATURE

TEMPERATURE (

°C)

4–20OUT

= 21.7mA

CONV_IN

= 1V

10mA/div

500mV/div

STEP RESPONSE

MAX1365/67 toc20

100

µs/div

-50

-20

-30

-40

0

-10

40

30

20

10

50

-40

-20

0

20

40

60

80

4–20OUT ZERO-SCALE ERROR

vs. TEMPERATURE

TEMPERATURE (

°C)

EXTERNAL REFERENCE = 2.048V

-50

-20

-30

-40

0

-10

40

30

20

10

50

-40

-20

0

20

40

60

80

4–20OUT GAIN ERROR

vs. TEMPERATURE

TEMPERATURE (

°C)

EXTERNAL REFERENCE = 2.048V

4–20mA MODE

0 TO 16mA MODE

-0.5

0

0.5

1.0

1.5

2.0

2.5

-20,000

-10,000

0

10,000

20,000

4–20OUT vs. DAC CODE

(4–20OUT SPAN LINEARITY)

DAC CODE (COUNTS)

OFFSET ENABLED

(EN_I = HIGH)

-150

-100

-50

0

50

100

150

48

610

12

14161820

POWER-SUPPLY REJECTION

vs. CURRENT OUTPUT (4-20OUT)

4-20OUT OUTPUT CURRENT (mA)