STA5620 STMicroelectronics, STA5620 Datasheet - Page 24

• 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

Chip enable and reset timing
Table 15.
Note:
24/29
Divider configuration
Charge pump current selector
Output slew rate control
NDIV[11:0]
RDIV[5:0]
Bit name
CPI[1:0]
LSR
Default configuration (continued)
Disabling a digital output buffer means driving it low.
PLL Feedback Divider
Division Ratio
(mapped as 2 byte registers)
Reference Divider Division
Ratio
(write of this register updates
all of the ndiv, rdiv vector)
Charge Pump Current
Selector
XTAL_CLK, GPS_CLK,
TEST_CLK, SPI_DO, SIGN
and MAG Output Drivers Slew
Rate
Description
56 to 4095
1 to 63
00 = 50 µA
01 = 100 µA
10 = 150 µA
11 = 200 µA
0 = Fast
1 = Slow
Values
(MODE_EN=0)
96
11
1
1
(MODE_EN=1)
1555
STA5620
19
11
1