wms7140 Winbond Electronics Corp America, wms7140 Datasheet - Page 9

• Manufacturer Part Number: wms7140
• Description: Nonvolatile Digital Potentiometers With Up/down 3-wire Interface, 10kohm, 50kohm, 100kohm Resistance 16 Taps With Optional Output Buffer
• Manufacturer: Winbond Electronics Corp America

WMS7140/1
8. TIMING DIAGRAMS
Conditions: V
= +2.7V to 5.5V, V
= V
, V
= 0V, T = 25 q C
DD
A
DD
B
CS
(store)
t
C YC
t
t
t
IC
C I
CPH
t
t
I L
IH
90%
90%
INC
1 0%
t
t
F
R
t
t
DI
ID
U /D
t
I W
[1]
MI
V
W
FIGURE 3 –WMS7140/1 TIMING DIAGRAM
Note:
[1] MI in the AC Timing diagram (Figure 3) refers to the minimum incremental change in the wiper output due to a change in the
wiper position.
Publication Release Date: April 21, 2005
- 9 -
Revision 1.1