wms7171 Winbond Electronics Corp America, wms7171 Datasheet - Page 9

• Manufacturer Part Number: wms7171
• Description: Non-volatile Digital Potentiometers With Up/down 3-wire Interface, 10kohm, 50kohm, 100kohm Resistance 100 Taps Without / With Output Buffer
• Manufacturer: Winbond Electronics Corp America

8. TIMING DIAGRAMS
Conditions: V
Note:
[1]
[2]
wiper position.
This only applies to the Power-Up sequence.
MI in the AC Timing diagram (Figure 3) refers to the minimum incremental change in the wiper output due to a change in the
INC
CS
U /D
V
W
t
DD
PUD
= +2.7V to 5.5V, V
[1]
t
CI
t
I W
t
FIGURE 3 –WMS7170/1 TIMING DIAGRAM
I L
t
C YC
A
= V
t
DD
I H
t
, V
DI
B
= 0V, T = 25qC
t
ID
- 9 -
t
CI
(store)
t
CPH
Publication Release Date: July 2003
WMS7170 / 7171
t
90%
F
10%
90%
t
R
Revision 1.0
MI
[2]