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Page 4 Epson Research and Development
Vancouver Design Center
S1D13705 Power Consumption
X27A-G-006-02 Issue Date: 01/02/13
1.1 Conditions
Table 1-1: “S1D13705 Total Power Consumption” below gives an example of a specific
environment and its effects on power consumption.
Note
1. Conditions for Software Power Save:
• CPU interface active (signals toggling)
• CLKI active
2. Conditions for Hardware Power Save:
• CPU interface inactive (high impedance)
• CLKI active
Table 1-1: S1D13705 Total Power Consumption
Test Condition
Core V
DD
= 3.3V, IO V
DD
= 3.3V
BUSCLK = 8.33MHz
Gray Shades /
Colors
Power Consumption
Active Power Save Mode
Core IO Total Software Hardware
1
Input Clock = 6MHz
LCD Panel = 320x240 4-bit Single
Monochrome
Black-and-White
4 Gray Shades
16 Gray Shades
4.29mW
4.99mW
6.13mW
0.52mW
0.76mW
0.75mW
4.81mW
5.75mW
6.88mW
1.44mW
1
1.21mW
2
2
Input Clock = 6MHz
LCD Panel = 320x240 4-bit Single Color
2 Colors
4 Colors
16 Colors
256 Colors
4.64mW
5.30mW
6.58mW
8.65mW
0.73mW
1.51mW
1.57mW
1.52mW
5.37mW
6.81mW
8.15mW
10.16mW
1.44mW
1
1.22mW
2
3
Input Clock = 25MHz
LCD Panel = 640x480 8-bit Single
Monochrome
Black-and-White
4 Gray Shades
13.97mW
16.75mW
1.10mW
2.08mW
15.07mW
18.83mW
2.53mW
1
2.32mW
2
4
Input Clock = 25MHz
LCD Panel = 640x480 8-bit Single Color
2 Colors
4 Colors
15.53mW
18.30mW
2.64mW
7.16mW
18.17mW
25.47mW
2.53mW
1
2.32mW
2
5
Input Clock = 25MHz
LCD Panel = 640x480 8-bit Dual
Monochrome
Black-and-White
4 Grey Shades
13.84mW
20.38mW
1.08mW
2.07mW
14.93mW
22.45mW
2.53mW
1
2.32mW
2
6
Input Clock = 25MHz
LCD Panel = 640x480 8-bit Dual Color
2 Colors
4 Colors
15.82mW
23.31mW
2.62mW
7.01mW
18.44mW
30.32mW
2.53mW
1
2.32mW
2
7
Input Clock = 25MHz
LCD Panel = 640x480 9-bit TFT
2 Colors
4 Colors
11.42mW
19.74mW
7.40mW
20.96mW
18.82mW
40.70mW
2.53mW
1
2.32mW
2