MAX5388 MAXIM [Maxim Integrated Products], MAX5388 Datasheet - Page 7

• Manufacturer Part Number: MAX5388
• Description: Dual, 256-Tap, Volatile, Low-Voltage Linear Taper Digital Potentiometers
• Manufacturer: MAXIM [Maxim Integrated Products]

Figure 1. Voltage-Divider/Variable-Resistor Configurations
6, 7, 11, 13
MAX5386
10
12
14
15
16
—
1
2
3
4
5
8
9
PIN
MAX5388
_______________________________________________________________________________________
10
—
—
—
—
3
4
2
1
5
6
7
8
9
Dual, 256-Tap, Volatile, Low-Voltage
Linear Taper Digital Potentiometers
NAME
SCLK
GND
N.C.
V
DIN
WB
I.C.
WA
HB
CS
HA
LB
LA
EP
DD
Resistor B High Terminal. The voltage at HB can be higher or lower than the voltage
at LB. Current can flow in to or out of HB.
Resistor B Wiper Terminal
Resistor B Low Terminal. The voltage at LB can be higher or lower than the voltage
at HB. Current can flow in to or out of LB.
Internally Connected. Connect to GND.
Ground. Both pins must be grounded.
No Connection. Not internally connected.
Active-Low Chip-Select Input
Serial-Interface Data Input
Serial-Interface Clock Input
Power-Supply Input. Bypass V
Resistor A High Terminal. The voltage at HA can be higher or lower than the voltage
at LA. Current can flow in to or out of HA.
Resistor A Wiper Terminal
Resistor A Low Terminal. The voltage at LA can be higher or lower than the voltage
at HA. Current can flow in to or out of LA.
Exposed Pad (TQFN Only). Internally connected to GND. Connect to ground.
VOLTAGE-DIVIDER
CONFIGURATION
H
L
W
VARIABLE-RESISTOR
CONFIGURATION
N.C.
L
DD
to GND with a 0.1µF capacitor close to the device.
W
FUNCTION
Pin Description
7