Newland EM27, Руководство по интеграции, Страница: 24 / 32

18
Ripple Noise
To ensure the image quality, a power supply with low ripple noise is needed.
Table 4-2
Parameter Standard (pk-pk) Unit
EXT_VCC
≤
250 mV
EXT_VCC Ripple
Figure 4-2
I/O Voltage
Table 4-3
Parameter Condition Minimum Typical Maximum Unit
VIL Low Level Input Voltage - 0.3 0 0.8 V
VIH High Level Input Voltage 2.0 3.3 3.6 V
VOL Low Level Output Voltage - 0.3 0 0.4 V
VOH High Level Output Voltage 2.4 3.3 3.6 V