Rainbow-electronics DS1855 Manual de usuario descargar pdf (Pagina 18)

DS1855

18 of 20

TYPICAL OPERATING CHARACTERISTICS (cont.)

(V

CC

= 5V, T = +25ºC, unless otherwise specified)

SUPPLY CURRENT

(

m

A

)

ACTIVE SUPPLY CURRENT vs. FREQUENCY

10

30

50

70

90

110

130

150

0 50 100 150 200 250 300 350 400

FREQUENCY (kHz)

Icc active (uA)

RESISTANCE FROM W TO L

(

W

)

RESISTANCE vs. VOLTAGE (POWER-UP)

0

20,000

40,000

60,000

80,000

100,000

120,000

140,000

160,000

0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0

SUPPLY VOLTAGE - POWER-UP (V)

Pot 0 res (50dec)

Pot 1 res (127dec)

Pot 0 res (0dec)

Pot 1 res (0dec)

Pot 0 res (99dec)

Pot 1 res (255dec)

Potentiometer value recalled from EEPROM

Pot 1, 255d

Pot 1, 127d

Pot 1, 0d

Pot 0, 99d

Pot 0, 0d

Pot 0, 50d

1 2 ... 13 14 15 16 17 18 19 20

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