User's Manual

Promi-ESD User Manual – Specifications
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© 2005 Initium Co., Ltd. All rights reserved.
Recommended Operational Humidity: 90% Max. Non-condensing
 Default Antenna (ESD01 default, ESD02 option)
 Type: Helical
 Frequency: 2,400 ~ 2,485GHz
 Gain: Max. 1dBi ±1
 Impedance: 50Ω
 size: 30mm¯9mm (W¯D)
 weight: 3.5g
 Power Consumption
Recommended Operating Conditions
Operating Condition Min Max
Operating Temperature Range -20°C 70°C
VDD 3.0V 3.6V
For safe operation, supply power of 3.3V.
Input/Output Terminal Characteristics (Promi-ESD01)
Digital Terminals Min Typ Max Unit
Input Voltage
VIL input logic level low (VDD=3.0V) -0.3 - 0.8 V
VIH input logic level high 0.7VDD
-
VDD+0.3
V
Output Voltage Input
VOL output logic level low (lO = 4.0mA)
- -
0.2
V
VOH output logic level high (lO = -4.0mA) VDD-0.3
- - V
Input/Output Terminal Characteristics (Promi-ESD02)
Digital Terminals Min Typ Max Unit
Input Voltage
VIL input logic level low (VDD=3.0V) -0.4 - 0.8 V
VIH input logic level high 0.7VDD
-
VDD+0.4
V