STA5620 STMicroelectronics, STA5620 Datasheet - Page 20

• Manufacturer Part Number: STA5620
• Description: IC RF FRONT END RECEIVER 32VFQFP
• Manufacturer: STMicroelectronics

Specifications of STA5620

• Modulation Or Protocol: GPS
• Current - Receiving: 19mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 2.5 V ~ 3.3 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-VFQFN
• Pin Count: 32
• Screening Level: Industrial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Frequency: -
• Applications: -
• Sensitivity: -
• Memory Size: -
• Data Rate - Maximum: -
• Lead Free Status / Rohs Status: Compliant

Registers
7.7
Table 12.
7.8
Table 13.
20/29
Register
address
Register
address
0x52
0x60
Reserved
Name
Radio trimming register
Radio trimming register
Receiver chain register (enable)
Receiver chain register (enable)
LFC
CPI
Name
RFE
XXXX XX yy [1:0]
XXXy yyXX [4:2]
y XXX XXXX [7]
XX yyyyyy [5:0]
Bit
Bit
Default value
MODE = 0
Default value
110
11
MODE = 0
110011
0
Default value
MODE = 1
Default value
110
11
MODE = 1
110011
0
CPI = 00
50µA charge pump current
CPI = 01
100µA charge pump current
CPI = 10
150µA charge pump current
CPI = 11
200µA charge pump current
Loop filter control
Reserved bits
RFE = 0
The RF chain is controlled by
RF_EN pin
RFE = 1
The RF chain is ON
Description
Description
STA5620