ST7565 View Datasheet(PDF) - Unspecified
Part Name
Description
MFG CO.
'ST7565' PDF : 56 Pages View PDF
ST7565
V5 voltage regulator internal resistance ratio register value and (1 + Rb/Ra) ratio (Reference value)
Register
D2 D1 D0
00 0
00 1
01 0
01 1
10 0
10 1
11 0
11 1
Table 11
ST7565-0A
(1) –0.15 %/°C
3.0
3.5
4.0
4.5
5.0
5.5
6.0
6.5
ST7565-0B
(2) VRS External Input
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
Figures 9, 10 show V5 voltage measured by values of the internal resistance ratio resistor for V5 voltage adjustment and electric
volume resister for each temperature grade model.
Ta = 25 °C and booster off ,regulator, follower on , VOUT=-13V , VSS=-3V
-14
-13
-12
-11
-10
-9
-8
-7
V5
-6
UNIT:V -5
-4
-3
-2
-1
0
00H
18H
30H
111
110
101
100
011
010
001
000
V5 voltage regulator
internal resistor ratio set
D2,D1,D0
3FH
Electronic volume
registered
D5 ~ D0
Figure 9 : (1) For ST7565-0A the Thermal Gradient = -0.15%/°C
The V5 voltage as a function of the V5 voltage regulator internal resistor ratio register and the electronic volume register.
Ver 1.0a
23/56
2002/06/24
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