SI4312-B10-GM Silicon Laboratories Inc, SI4312-B10-GM Datasheet - Page 14

• Manufacturer Part Number: SI4312-B10-GM
• Description: IC RX OOK 315/434MHZ 20VQFN
• Manufacturer: Silicon Laboratories Inc
• Series: EZRadio®r
• Type: ISM Receiverr

Specifications of SI4312-B10-GM

• Package / Case: 20-VQFN
• Frequency: 315MHz, 434MHz
• Sensitivity: -110dBm
• Data Rate - Maximum: 10 kBaud
• Modulation Or Protocol: OOK
• Applications: Garage Openers, RKE, Security Alarms
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Operating Frequency: 315 MHz to 434 MHz
• Operating Supply Voltage: 2.7 V to 3.6 V
• Maximum Operating Temperature: + 95 C
• Minimum Operating Temperature: - 45 C
• Mounting Style: SMD/SMT
• Supply Current: 20 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Memory Size: -
• Current - Receiving: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 336-1977-5

Si4312
4. Pin Descriptions: Si4312-B10-GM
14
7, 12, GND PAD
Pin Number(s)
18,19,20
1, 8, 11
14, 15
16, 17
10
13
2
3
4
5
6
9
RFGND
RFGND
315/434
RATIO
BT[1:0]
TH[1:0]
RX_IN
RX_IN
RATIO
DOUT
Name
XTL1
XTL2
GND
VDD
RST
NC
VDD
RST
2
3
4
5
Supply voltage, may connect to external battery.
RF ground. Connect to ground plane on PCB.
RF receiver input.
Device reset, active low input.
Constant used to determine threshold calculation window, input
pin.
Selectable logic input for 315 or 433.92 MHz operation.
Ground. Connect to ground plane on PCB.
Crystal input.
Crystal input.
Data output.
Bit time selection input pins.
Threshold hold time selection input pins.
No connect. Leave floating.
1
6
20
7
Rev. 0.5
19
8
GND
PAD
18
9
17
10
Description
16
11
15 BT0
14
13
12
BT1
DOUT
GND
VDD