DS1267 Datasheet, PDF (8/12 Pages) Dallas Semiconductor – Dual Digital Potentiometer Chip

ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground (VB=GND)
Voltage on Resistor Pins when VB=-5.5V
Voltage on V_B
Operating Temperature
Storage Temperature
Soldering Temperature
-0.1V to +7.0V
-5.5V to +7.0V
-5.5V to GND
-40° to +85°C
-55°C to +125°C
260°C for 10 seconds
DS1267
* This is a stress rating only and functional operation of the device at these or any other conditions above
those indicated in the operation sections of this specification is not implied. Exposure to absolute
maximum rating conditions for extended periods of time may affect reliability.
RECOMMENDED DC OPERATING CONDITIONS
(-40°C to +85°C; V_CC=5.0V ±10%)
PARAMETER
SYMBOL MIN
TYP MAX UNITS NOTES
Supply Voltage
V_CC
4.5
5.5
V
1
Input Logic 1
V_IH
2.0
V_CC+0.5
V
1
Input Logic 0
V_IL
-0.5
+0.8
V
1
Substrate Bias
V_B
-5.5
GND
V
1
Resistor Inputs
L,H,W
V_B-0.5
V_CC+0.5
V
2
DC ELECTRICAL CHARACTERISTICS (-40°C to +85°C; V_CC = 5.0V ± 10%)
PARAMETER
SYMBOL MIN
TYP MAX UNITS NOTES
Supply Current
I_CC
22
650
µA
9
Input Leakage
I_LI
-1
+1
µA
Wiper Resistance
R_W
400
1000
Ω
5
Wiper Current
I_W
1
mA
Output Leakage
I_LO
-1
+1
µA
Logic 1 Output @ 2.4V
I_OH
-1
mA
7
Logic 0 Output @ 0.4V
I_OL
4
mA
7
Standby Current
I_STBY
22
µA
5
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