ATA5812-PLQW80 Atmel, ATA5812-PLQW80 Datasheet - Page 44

• Manufacturer Part Number: ATA5812-PLQW80
• Description: RF Transceiver RF Data Control Transceiver
• Manufacturer: Atmel

Specifications of ATA5812-PLQW80

• Wireless Frequency: 226 KHz
• Interface Type: 4-Wire SPI
• Noise Figure: 7 dB
• Output Power: 10 dBm
• Operating Supply Voltage: 2.4 V to 5.25 V
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• Package / Case: QFN-48
• Maximum Data Rate: 20 Kbps
• Minimum Operating Temperature: - 40 C
• Modulation: ASK, FSK
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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