SI4734-C40-GM Silicon Laboratories Inc, SI4734-C40-GM Datasheet - Page 6

• Manufacturer Part Number: SI4734-C40-GM
• Description: IC RX AM/FM/SW/LW RADIO 20UQFN
• Manufacturer: Silicon Laboratories Inc

Specifications of SI4734-C40-GM

• Frequency: 153kHz ~ 279kHz, 520kHz ~ 1.71MHz, 2.3MHz ~ 26.1MHz, 64MHz ~ 108MHz
• Modulation Or Protocol: AM, FM, SW-LW
• Applications: General Purpose
• Current - Receiving: 19.9mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Features: RSSI Equipped
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 20-UQFN, 20-µQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Sensitivity: -
• Memory Size: -
• Data Rate - Maximum: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

Si4734/35-C40
Table 4. Reset Timing Characteristics
(V
6
Parameter
RST Pulse Width and GPO1, GPO2/INT Setup to RST
GPO1, GPO2/INT Hold from RST
Important Notes:
DD
1. When selecting 2-wire mode, the user must ensure that a 2-wire start condition (falling edge of SDIO while SCLK is
2. When selecting 2-wire mode, the user must ensure that SCLK is high during the rising edge of RST, and stays high until
3. When selecting 3-wire or SPI modes, the user must ensure that a rising edge of SCLK does not occur within 300 ns
4. If GPO1 and GPO2 are actively driven by the user, then minimum t
= 2.7 to 5.5 V, V
high) does not occur within 300 ns before the rising edge of RST.
after the first start condition.
before the rising edge of RST.
minimum t
GPO2 low.
SRST
IO
is 100 µs, to provide time for on-chip 1 M devices (active while RST is low) to pull GPO1 high and
= 1.85 to 3.6 V, T
Figure 1. Reset Timing Parameters for Busmode Select
GPO2/
GPO1
A
RST
INT
= –20 to 85 °C)
70%
30%
70%
30%
70%
30%
1,2.3
Rev. 1.0

t
SRST
Symbol
t
t
HRST
SRST
t
HRST
SRST
is only 30 ns. If GPO1 or GPO2 is hi-Z, then
Min
100
30
Typ
—
—
Max
—
—
Unit
µs
ns