Huawei ME909 manual Operating and Storage Temperatures and Humidity, Electrical Features of Usim

HUAWEI ME909 Series Mini PCIe Module
Hardware Guide	Electrical and Reliability Features

5.3 Operating and Storage Temperatures and Humidity

Table‎ 5-2lists the operating and storage temperatures and humidity for the ME909 module.

Table 5-2Operating and storage temperatures and humidity for the ME909 module

Specification	Min.	Max.	Unit
Normal working temperatures[1]	–20	+60	°C
Ambient temperature for storage	–40	+85	°C

[1]: When the ME909 module works at this temperature, all its RF indexes comply with the 3GPP TS 45.005 and 3GPP TS 34.121-1 specifications.

5.4 Electrical Features of USIM

Table 5-3Electrical features of Digital Pins in the I/O supply domain of the USIM

Interface

Parameter	Description	Minimum Value	Maximum Value	Unit
VIH	Logic high-level	0.65 x VDD_PX	VDD_PX + 0.3	V
	input voltage
VIL	Logic low-level	–0.3	0.35 x VDD_PX	V
	input voltage
VOH	Logic high-level	VDD_PX–0.45	VDD_PX	V
	output voltage
VOL	Logic low-level	0	0.45	V
	output voltage

5.5 Electrical Features of Application Interfaces

Table‎ 5-4lists electrical features (typical values).

Table 5-4Electrical features of application interfaces

	Parameter	Description	Minimum Value	Maximum Value		Unit
	VIH	Logic high-level	0.65 x VDD_PX	VDD_PX + 0.3		V
		input voltage
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Issue 0.1 (2013-06-09)		Copyright © Huawei Technologies Co., Ltd.