W2SG0084i-T Wi2Wi, W2SG0084i-T Datasheet - Page 17

• Manufacturer Part Number: W2SG0084i-T
• Description: GPS Modules GPS SiRFstar IV Module SMD
• Manufacturer: Wi2Wi

Specifications of W2SG0084i-T

• Rohs: yes
• Frequency Band: 1.575 GHz
• Number Of Channels: 48
• Time To First Fix (cold Start): 45 s
• Acquisition Sensitivity: - 148 dBm
• Horizontal Position Accuracy: 5 m
• Operating Supply Voltage: 1.8 V, 3.3 V
• Operating Supply Current: 50 ma
• Interface Type: UART
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Dimensions: 11.2 mm x 12 mm x 2.5 mm
• Minimum Operating Temperature: - 40 C

7
The
W2SG0084i beyond the limits of this table is not recommended and may result in permanent damage
of the device. Unless otherwise specified, operating conditions are over T
Typical is defined as T
Power Supply Voltage
I/O Supply Voltage
Power Supply Ripple
Peak Supply Current
Power Supply Input Current
I/O Input Current
Hibernate Current
Input Pin Voltage
Output Pin Voltage
GPIO Pin Voltage
Input Pin Low Voltage
Input Pin High Voltage
Input Impedance
Operating Frequency
Antenna Bias Voltage
Antenna Bias Voltage Drop
RF Antenna Voltage
RF Antenna Output Current
Power In @1.5745 GHz
Noise Figure
Input Return Loss
Input VWR
Reverse Isolation
Stability (100 -10000 MHz)
•Signal Acquisition @ 31dBHz
•Signal Tracking
Notes:
1
2
3
All parameters are at TA = 25C°, unless otherwise specified.
Defined as peak current drawn during initial acquisition operation of GPS Receiver.
Defined as current drawn during continuous operation at a 10Hz update rate.
Electrical/RF Characteristics: Operating
Table 6
below presents the normal limits of operation for the W2SG0084i. Operation of the
Parameter
2
A
= +25 C°.
1
UART Interface (GPS_TX, GPS_RX)
3
Table 6: Operating Electrical Characteristics
GPS Enable (GPS_ON/OFF)
Power Supply (3V3_IN)
Receiver Sensitivity:
Copyright © 2011 Wi2Wi, Inc.
RF Characteristics
GPIO Interface
RF Input
Symbol
VWR
V
V
V
VRX
VTX
R
V
RL
P
F
I
V
P
V
I
V
V
ISL
V
P
NF
I
CCRF
I
ANTD
CCP
GP IO
OP R
CCRF
AQC
I
ANT
CC
ANT
TKS
IO
RIP
CC
IN
IO
h
IH
IL
IN
IN
Min
3.25
1.62
1.62
1.35
-157
3.0
0
1.575
Typ.
-10.0
TBD
TBD
Datasheet, GPS Module– W2SG0084i
-131
-148
-163
200
3.3
1.8
1.5
1.8
1.8
1.8
1.8
3.3
3.3
2.5
20
50
Dated: November 11, 2011
A
Max.
1.8:1
1.98
1.98
0.45
100
3.6
2.0
3.6
3.6
5.4
50
35
22
10
= -40 C° to +85 C°.
-
Units
dBm
dBm
dBm
GHz
mV
mA
mA
mA
mV
mA
uA
dB
dB
dB
Ω
V
V
V
V
V
V
V
V
V
17