參數(shù)資料
型號: S6B0756
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: 65COM / 96 SEG DRIVER & CONTROLLER FOR STN LCD
中文描述: 65COM / 96賽格驅動
文件頁數(shù): 32/74頁
文件大?。?/td> 356K
代理商: S6B0756
65 COM / 96 SEG DRIVER & CONTROLLER FOR STN LCD S6B0756
28
In Case of Using Internal Resistors, Ra and Rb
Resistor Ra is connected internally between VR pin and V
SS
, and Rb is connected between VOUT and VR. We
determine VOUT by two instructions, "Regulator Resistor Select" and "Set Reference Voltage".
Table 13. Internal Rb / Ra Ratio depending on 3-bit Data (R2 R1 R0)
3-bit data settings (R2 R1 R0)
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
1 + (Rb / Ra)
2.3
3.0
3.7
4.4
5.1
5.8
6.5
7.2
Figure 22 Shows VOUT voltage measured by adjusting internal regulator register ratio (Rb / Ra) and 6-bit electronic
volume registers for each temperature coefficient at Ta = 25
°
C.
0.00
2.00
4.00
6.00
8.00
10.00
12.00
0
8
16
24
32
40
48
56
Electronic volume register (0 to 63)
V
(1, 1, 1)
(1, 1, 0)
63
63
(1, 0, 1)
(1, 0 ,0)
(0, 1, 1)
(0, 1, 0)
(0, 0, 1)
(0, 0, 0)
Figure 22. Electronic Volume Level (Temp. Coefficient = -0.05% /
°
C)
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