Rainbow-electronics MAX5101 Manual de usuario descargar pdf (Pagina 4)

MAX5101

+2.7V to +5.5V, Low-Power, Triple, Parallel

8-Bit DAC with Rail-to-Rail Voltage Outputs

4 _______________________________________________________________________________________

__________________________________________Typical Operating Characteristics

= +3V, R

= 10kΩ, C

= 100pF, code = FF hex, T

= +25°C, unless otherwise noted.)

0.4

0.2

0.8

0.6

1.0

1.2

0426810

DAC ZERO-CODE OUTPUT VOLTAGE

vs. SINK CURRENT

MAX5101-01

SINK CURRENT (mA)

OUT

(V)

= 3V

= 5V

0426810

DAC FULL-SCALE OUTPUT VOLTAGE

vs. SOURCE CURRENT

MAX5101-02

SOURCE CURRENT (mA)

OUT

(V)

= 3V

= 5V

140

160

200

180

240

220

260

-40 0-20 20 40 60 80 100

SUPPLY CURRENT vs. TEMPERATURE

MAX5101-03

TEMPERATURE (°C)

SUPPLY CURRENT (µA)

1 DAC AT CODE 00 OR F0

2 DACs AT CODE 00 (R

= ∞)

= 5V; CODE = F0 HEX

= 3V; CODE = F0 HEX

= 5V; CODE = 00 HEX

= 3V; CODE = 00 HEX

WORST-CASE 1LSB DIGITAL STEP

CHANGE (NEGATIVE)

MAX5101-04

2µs/div

CH2

CH1

CH1 = WR, 2V/div

CH2 = V

OUTA

, 50mV/div, AC-COUPLED

DAC CODE FROM 80 TO 7F HEX

WORST-CASE 1LSB DIGITAL STEP

CHANGE (POSITIVE)

MAX5101-05

2µs/div

CH2

CH1

CH1 = WR, 2V/div

CH2 = V

OUTA

, 50mV/div, AC-COUPLED

DAC CODE FROM 7F TO 80 HEX

ADDRESS VALID

DATA VALID

DS-

DH-

AH-

ADDRESS

DATA

Figure 1. Timing Diagram

SEE NOTE 7, ELECTRICAL CHARACTERISTICS

1 2 3 4 5 6 7 8

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Rainbow-electronics MAX5101 Manual de usuario Pagina 4

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