ATA5812-PLQ Atmel, ATA5812-PLQ Datasheet - Page 44

• Manufacturer Part Number: ATA5812-PLQ
• Description: IC TXRX UHF ASK/FSK 1CH 48-QFN
• Manufacturer: Atmel

Specifications of ATA5812-PLQ

• Frequency: 315MHz
• Data Rate - Maximum: 20kbps
• Modulation Or Protocol: ASK, FSK
• Applications: Access Control, AMR, RKE
• Sensitivity: -116dBm
• Voltage - Supply: 2.4 V ~ 3.6 V or 4.4 V ~ 6 V
• Current - Receiving: 10.5mA
• Current - Transmitting: 10.5mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 48-VQFN Exposed Pad, 48-HVQFN, 48-SQFN, 48-DHVQFN
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -
• Memory Size: -
• Other names: ATA5812-PLQTR

9.6
44
Low Battery Indicator
ATA5811/ATA5812
The status bit Low_Batt is set to 1 if the voltage on pin VSOUT V
(typically).
Low_Batt is set to 0 if V
interface (see
Figure 9-5.
Figure 7-3 on page
Timing Status Bit Low_Batt
VSOUT
exceeds V
31).
V
Read Status Register
IDLE, AUX, TX, RX
VSOUT
RX Polling Mode
Thres_2
Low_Batt = 1
< 2.38V (typ)
or
?
and the status register is read via the 4-wire serial
Yes
No
VSOUT
drops under 2.38V
4689F–RKE–08/06