Tagsys S.A. MEDIOP101WIFI 用户手册
Electrical
Characteristics
February 2006
Revision 1.0
39/42
9 Electrical Characteristics
This chapter provides information about AC and DC characteristics for all pins. It also gives timing
characteristics for the different interfaces.
characteristics for the different interfaces.
9.1 Absolute Maximum Ratings
Parameter
Value
Ambient Operating Temperature
0°C to +55°C
Storage Temperature
-20°C to +70°C
Supply Voltage with respect to GND
25 V
Total Power Dissipation
4.5 W
Total Power Dissipation on Antenna
1.2 W
9.2 DC Characteristics
Value
Description
Max. Typ. Min. Unit
V
Supply
Supply Voltage
13.2 12 10.8
V
I
RFOff
Supply Current – RFOff – USB Plugged (V
Supply
=
12V)
50 45 40 mA
USB
273
I
RFOn
Supply Current ( RFOn, Dummy Load
50Ohm, V
50Ohm, V
Supply
= 12V)
WIFI
383
mA
TR-HA1 383 mA
L-W1 393
mA
I
RFOn
Supply Current
(RFOn, V
(RFOn, V
Supply
= 12V, Antenna connected,
WIFI Communication)
LSA-3 384 mA
I
Open
Supply Current
(RFOn, No connection on RF Connector, WiFi
Communication)
(RFOn, No connection on RF Connector, WiFi
Communication)
352 mA
T
Op
Operating Tempature
0
55
°C
V
USB
Supply Voltage on USB cable
5.25
5
4.35
V
I
Usb
Supply Current on USB cable
-
340
-
µA
U
VOH
D+/D- Static Output high
3.6
2.8
V
U
VOL
D+/D- Static Output low
0.3
0
V
U
VSE
Single Ended Rx Threshold
2.0
0.8
V
U
VCOM
Differential Common Mode
2.5
0.8
V
U
VDIF
Differential Input sensitivity
0.2
V
Z
DRV
Driver Output impedance
44
29 Ohm
Input Voltage Low
2
0
V
Input Voltage High
25
3
V
Output Current
6
A