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Epson Research and Development
Vancouver Design Center
S1D13704
Power Consumption
X26A-G-006-02
Issue Date: 01/02/12
1.1 Conditions
Table 1-1: “S1D13704 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: S1D13704 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
5.29mW
6.86mW
8.15mW
0.3mW
0.43mW
0.55mW
5.59mW
7.29mW
8.70mW
1.58mW
1
1.19mW
2
2
Input Clock = 6MHz
LCD Panel = 320x240 4-bit Single Color
2 Colors
4 Colors
16 Colors
6.82mW
7.58mW
8.98mW
1.13mW
2.29mW
2.25mW
7.95mW
9.86mW
11.23mW
1.58mW
1
1.19mW
2
3
Input Clock = 25MHz
LCD Panel = 640x480 8-bit Single
Monochrome
Black-and-White
21.38mW
0.92mW
22.30mW
3.09mW
1
2.71mW
2
4
Input Clock = 25MHz
LCD Panel = 640x480 8-bit Single Color
2 Colors
23.66mW
2.40mW
26.07mW
3.09mW
1
2.71mW
2
5
Input Clock = 25MHz
LCD Panel = 640x480 8-bit Dual
Monochrome
Black-and-White
20.93mW
0.88mW
21.81mW
3.09mW
1
2.71mW
2
6
Input Clock = 25MHz
LCD Panel = 640x480 8-bit Dual Color
2 Colors
23.78mW
1.93mW
25.72mW
3.09mW
1
2.71mW
2
7
Input Clock = 25MHz
LCD Panel = 640x480 9-bit TFT
2 Colors
16.48mW
8.07mW
24.55mW
3.09mW
1
2.71mW
2
*