DS1855 DALLAS [Dallas Semiconductor], DS1855 Datasheet - Page 18

• Manufacturer Part Number: DS1855
• Description: Dual Nonvolatile Digital Potentiometer and Secure Memory
• Manufacturer: DALLAS [Dallas Semiconductor]

TYPICAL OPERATING CHARACTERISTICS (cont.)
(V
CC
= 5V, T = +25ºC, unless otherwise specified)
160,000
140,000
120,000
100,000
80,000
60,000
40,000
20,000
150
130
110
90
70
50
30
10
0
0
0.0
0.5
50
RESISTANCE vs. VOLTAGE (POWER-UP)
ACTIVE SUPPLY CURRENT vs. FREQUENCY
1.0
SUPPLY VOLTAGE - POWER-UP (V)
100
1.5
FREQUENCY (kHz)
150
Pot 1, 0d
2.0
Potentiometer value recalled from EEPROM
18 of 20
200
2.5
3.0
250
3.5
Pot 0, 0d
300
Pot 0 res (50dec)
Pot 1 res (127dec)
Pot 0 res (0dec)
Pot 1 res (0dec)
Pot 0 res (99dec)
Pot 1 res (255dec)
4.0
Pot 0, 50d
350
Icc active (uA)
4.5
Pot 1, 255d
Pot 1, 127d
Pot 0, 99d
400
5.0