wms7204 Winbond Electronics Corp America, wms7204 Datasheet - Page 25

• Manufacturer Part Number: wms7204
• Description: 256-tap Quad-channel Non-volatile Digital Potentiometer
• Manufacturer: Winbond Electronics Corp America

FIGURE 10 – WMS7204 TRIMMING VOLTAGE REFERENCE
WMS7204
C1
FIGURE 11 – WMS7204 AUDIO TONE CONTROL
10
1
2
3
4
5
6
7
8
9
GND
WMS7204P-20
V
CS
CLK
SDI
WP
VSS
R/B
VA4
VW4
VB4
VB3
REFH
U3
I = 32mA
VDD
SDO
VW1
VW2
VW3
VA1
VB1
VB2
VA2
VA3
20
19
18
17
16
15
14
13
12
11
- 25 -
V+
V
REF = 5.0v
Publication Release Date: January 2003
3
2
-
+
WMS7204
U2
6
Revision 1.0