SI4205-BM Silicon Laboratories Inc, SI4205-BM Datasheet - Page 22
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SI4205-BM
Manufacturer Part Number
SI4205-BM
Description
IC TXRX TRI-BAND 32LGA
Manufacturer
Silicon Laboratories Inc
Datasheet
1.SI4205-BM.pdf
(38 pages)
Specifications of SI4205-BM
Frequency
850MHz, 900MHz, 1.8GHz, 1.9GHz
Modulation Or Protocol
GSM
Applications
Cellular, GSM Cellular Radio
Voltage - Supply
2.7 V ~ 3.3 V
Data Interface
PCB, Surface Mount
Antenna Connector
PCB, Surface Mount
Package / Case
32-LGA
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Power - Output
-
Operating Temperature
-
Sensitivity
-
Memory Size
-
Data Rate - Maximum
-
Current - Transmitting
-
Current - Receiving
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
SI4205-BM
Manufacturer:
SILICON
Quantity:
6 119
Company:
Part Number:
SI4205-BMR
Manufacturer:
SILAB
Quantity:
18 603
Aero I
Register 01h. Reset
Register 02h. Mode Control
Note: Calibration must be performed each time the power supply is applied. To initiate the calibration mode, set
22
Name
Name
Bit
Bit
17:1
17:3
1:0
Bit
Bit
0
2
MODE[1:0] = 10 and pulse the PDN pin high for at least 150 µs.
D17 D16 D15 D14 D13 D12 D11 D10 D9
D17 D16 D15 D14 D13 D12 D11 D10
0
0
0
0
MODE[1:0]
Reserved
Reserved
0
0
RESET
Name
Name
AUTO
0
0
0
0
0
0
Program to zero.
Chip Reset.
0 = Normal operation (default).
1 = Reset all registers to default values.
Note: See “Control Registers” on page 21 for more details. This register must be
Program to zero.
Automatic Mode Select.
0 = Manual. Mode is controlled by MODE[1:0] bits (default).
1 = Automatic. Last register write to N
Transmit/Receive/Cal Mode Select.
00 = Receive mode (default).
01 = Transmit mode.
10 = Calibration mode.
11 = Reserved.
Note: These bits are valid only when AUTO = 0.
write to N
0
0
written to 0 twice after a reset operation. This bit does not reset registers
31h to 35h.
0
0
Rev. 1.0
RF2
D9
0
0
implies TX mode. MODE[1:0] bits are ignored.
D8
D8
0
0
D7
D7
0
0
Function
Function
D6
D6
0
0
RF1
D5
D5
0
0
implies RX mode; Last register
D4
D4
0
0
D3
D3
0
0
D2
AUTO
D2
0
D1
D1
0
MODE[1:0]
RESET
D0
D0