3V/5V, 12-Bit, Serial Voltage-Output Dual DACs

with Internal Reference

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3

ELECTRICAL CHARACTERISTICS—MAX5231 (continued)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Voltage-Output Settling Time

To

10

µs

Output-Voltage Swing (Note 5)

V

OS_ Input Resistance

83

121

k

Ω

Time Required for Output to Settle After

95

400

µs

Time Required for Output to Settle After

Exiting Full Power-Down (Note 6)

95

400

µs

Time Required for Output to Settle After

Exiting DAC Power-Down (Note 6)

12

160

µs

Digital Feedthrough

5

nV-s

Major-Carry Glitch Energy

90

nV-s

POWER SUPPLIES

Power-Supply Voltage

4.5

5.5

V

Power-Supply Current (Note 7)

470

525

µA

Full power-down mode

1.4

5

One DAC shutdown mode

350

390

Power-Supply Current in Power-Down

and Shutdown Modes (Note 7)

Both DACs shutdown mode

235

260

µA

ELECTRICAL CHARACTERISTICS—MAX5230

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Resolution

N

12

Bits

MAX5230A

±0.5

Integral Nonlinearity (Note 1)

INL

MAX5230B

±1

LSB

Differential Nonlinearity

DNL

±1

LSB

Offset Error (Note 2)

±3mV

Offset-Temperature Coefficient (Note 3)

8

µV/°C

Full-Scale Voltage

2.0350

2.0475

2.0600

V

MAX5230A

3

10

Full-Scale Temperature Coefficient

(Note 3)

MAX5230B (Note 6)

10

30

ppm/°C

Power-Supply Rejection

PSR

2.7V

175

500

µV

DC Crosstalk (Note 4)

100

µV

REFERENCE

Output Voltage

1.234

V

MAX5230A

3

Output-Voltage Temperature

Coefficient (Note 3)

MAX5230B

10

ppm/°C