DS1267B
FEATURES
Two digitally controlled, 256-position potentiometers Serial port provides means for setting and reading both potentiometers Resistors can be connected in series to provide increased total resistance 16-pin SO and 20-pin TSSOP packages Resistive elements are temperature pensated to ±0.3 LSB relative linearity Standard resistance values:
- DS1267B-10 ~ 10kΩ
- DS1267B-50 ~ 50kΩ
- DS1267B-100 ~ 100kΩ Operating Temperature Range:
- Industrial: -40°C to +85°C
PIN ASSIGNMENT
VB NC H1 L1 W1 RST CLK GND
1 2 3 4 5 6 7 8
16 VCC 15 NC 14 SOUT 13 W0 12 H0 11 L0 10 COUT 9 DQ
16-Pin SO (300-mil) See Mech. Drawings Section
PIN DESCRIPTIONS
L0, L1
- Low End of Resistor
H0, H1
- High End of Resistor
W0, W1
- Wiper Terminal of Resistor
VB SOUT
- Substrate Bias Voltage
- Stacked Configuration Output
- Serial Port Reset Input
- Serial Port Data Input
- Serial Port Clock Input
COUT VCC GND
- Cascade Port Output
- +5V Supply
- Ground
- No Internal Connection
VB NC...
