SI4731-C40-GUR Silicon Laboratories Inc, SI4731-C40-GUR Datasheet - Page 16

• Manufacturer Part Number: SI4731-C40-GUR
• Description: IC RX AMFM RADIO RDS 24SSOP
• Manufacturer: Silicon Laboratories Inc

Specifications of SI4731-C40-GUR

• Frequency: 520kHz ~ 1.71MHz, 64MHz ~ 108MHz
• Modulation Or Protocol: AM, FM
• Applications: General Purpose
• Current - Receiving: 19.9mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Features: RSSI Equipped
• Voltage - Supply: 2 V ~ 5.5 V
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 24-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Sensitivity: -
• Memory Size: -
• Data Rate - Maximum: -

Si4730/31-C40
16
Table 12. Reference Clock and Crystal Characteristics
(V
RCLK Supported Frequencies
RCLK Frequency Tolerance
REFCLK_PRESCALE
REFCLK
Crystal Oscillator Frequency
Crystal Frequency Tolerance
Board Capacitance
Notes:
DD
1. The Si4730/31 divides the RCLK input by REFCLK_PRESCALE to obtain REFCLK. There are some RCLK
2. A frequency tolerance of ±50 ppm is required for FM seek/tune using 50 kHz channel spacing.
= 2.7 to 5.5 V, V
frequencies between 31.130 kHz and 40 MHz that are not supported. For more details, see Table 6 of “AN332: Si47xx
Programming Guide”.
Parameter
IO
= 1.85 to 3.6 V, T
2
2
1
A
= –20 to 85 °C)
Symbol
Crystal Oscillator
Reference Clock
Test Condition
Rev. 1.0
31.130
31.130
–100
–100
Min
—
—
1
32.768
32.768
32.768
Typ
—
—
—
—
40,000
34.406
4095
Max
100
100
3.5
—
Unit
ppm
ppm
kHz
kHz
kHz
pF