SI4010-B1-GT Silicon Laboratories Inc, SI4010-B1-GT Datasheet - Page 38

• Manufacturer Part Number: SI4010-B1-GT
• Description: IC TX 27-960MHZ FSK 3.6V 10MSOP
• Manufacturer: Silicon Laboratories Inc
• Series: EZRadio®r
• Type: ISM Transmitterr

Specifications of SI4010-B1-GT

• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Frequency: 27MHz ~ 960MHz
• Applications: Garage Openers, RKE, Security Alarms
• Modulation Or Protocol: FSK, OOK
• Data Rate - Maximum: 100 kBaud
• Power - Output: 10dBm
• Current - Transmitting: 19.8mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Memory Size: 4kB RAM
• Features: 8051 MCU Core, Crystal-less Operation
• Voltage - Supply: 1.8 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Operating Frequency: 27 MHz to 960 MHz
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Operating Supply Voltage: 1.8 V to 3.6 V
• Supply Current: 10 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 336-1973-5

Si4010
10.2.5. Battery Life Calculation
The calculator also estimates battery life of a system given the packet setup and number of button pushes
per day. The inputs to the calculator are all of the above inputs plus the following:
Packet Setup:
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The outputs of the calculator are the following:
Battery Life:
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Number of bits in Packet—Number of bits in the packet excluding the preamble bits
Preamble bits—Number of bits in the preamble
Time Prior to Transmit (ms)—The time required to boot the chip and send a packet out
Number of Packets—The number of packets sent out per button press
Time Between Packets (ms)—The time between repeating packets
Button Pushes/Day—The number of button pushes per day
Avg Transmit Current (mA)—The average transmit current
Peak Transmit Current (mA)—The peak transmit current
Charge/Year (mAH)—The charge per year in mAH
220 mAH Battery Life (Years)—The estimated battery life of a 220 mAH battery
Rev. 0.5