MAX5528GTA+T Maxim Integrated Products, MAX5528GTA+T Datasheet - Page 8
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MAX5528GTA+T
Manufacturer Part Number
MAX5528GTA+T
Description
IC POT DGTL 1TIME PROGR 8-TDFN
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX5527GUA.pdf
(12 pages)
Specifications of MAX5528GTA+T
Taps
64
Resistance (ohms)
50K
Number Of Circuits
1
Temperature Coefficient
35 ppm/°C Typical
Memory Type
Non-Volatile
Interface
Up/Down
Voltage - Supply
2.7 V ~ 5.25 V
Operating Temperature
-40°C ~ 105°C
Mounting Type
Surface Mount
Package / Case
8-TDFN Exposed Pad
Resistance In Ohms
50K
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
One-Time Programmable, Linear-Taper Digital
Potentiometers
The MAX5527/MAX5528/MAX5529 power up and func-
tion after power-up with the wiper position set in one of
three ways:
1) Factory default power-up position, midscale, adjustable
2) A newly programmed power-up position, adjustable
Figure 2. Increment-Mode Timing Diagram
Figure 3. Decrement-Mode Timing Diagram
Figure 4. CS Low-to-High Transition Timing Diagram
8
U/D
V
CS
wiper
wiper
W
_______________________________________________________________________________________
V
U/D
U/D
CS
V
V
DD
CS
V
W
DD
W
PV One-Time Programming
t
UP
t
UP
t
CU
t
CU
t
CI
t
CI
t
IW
t
IH
t
IL
3) A new programmed power-up position, locked wiper
The wiper is set to the factory default position at power-
up (midscale, tap 31). Connect PV to GND or leave
floating to continue powering up the wiper position at
midscale. See Table 1 for the default and one-time pro-
gramming options.
t
IW
WIPER REMAINS THE
HIGH AND CS RISING
t
IL
SAME WITH U/D
t
IH
t
IC
WITH U/D LOW AND
t
IC
WIPER CHANGES
CS RISING