User Manual

MeiG_SLM550_Hardware Design Manual
MeiG Smart Technology Co., Ltd 72/89
6.4 Digital Interface Features
Table 20 Digital Interface Features (1.8V)
Parameter Description Minimum Typical Maximum Unit
VIH Input high level voltage 1.17 - - V
VIL
Input low level voltage
- - 0.63 V
VOH Output high level voltage 1.35 - - V
VOL Output low level voltage - - 0.45 V
6.5 SIM_VDD Characteristics
Table 21 SIM_VDD Characteristics
Parameter
Description
Minimum Typical Maximum Unit
VO
Output voltage
- 3 -
V
- 1.8 -
IO Output current - - 55 mA
6.6 PWRKEY Feature
Table 22 PWRKEY Characteristics
Parameter Description Minimum Typical Maximum Unit
PWRKEY
High level 1.4 - - V
Low level - - 0.6 V
Effective time
2000 ms