ATA5812-PLQ Atmel, ATA5812-PLQ Datasheet - Page 60

• 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

Figure 11-11. TX Operation (T_MODE = 0)
60
Write Control Register 1
OPM1, OPM0:
ATA5811/ATA5812
N
Command: Delete_IRQ
Pin IRQ = 1 ?
Y
Set IDLE
Write Control Register 6
Baud1, BAUD0:
Lim_max0 to Lim_max5:
Write Control Register 5
Lim_min0 to Lim_min5:
Bit_ck0, Bit_ck1:
Write Control Register 4
XLim:
ASK/_NFSK:
Sleep0 to Sleep4:
XSleep:
Write Control Register 3
FR7, FR8:
VSOUT_EN:
CLK_ON:
Write Control Register 2
FR0 to FR6:
P_mode:
Write Control Register 1
IR1, IR0:
AVCC_EN:
FS:
OPM1, OPM0:
T_mode:
Write TX/RX Data Buffer (max. 16 - number of bytes still
Write TX/RX Data Buffer (max. 16 byte)
N
N
in the TX/RX Data Buffer)
TX more Data
Pin IRQ = 1 ?
Bytes ?
Select an event which activates
an interrupt
Don't care
Select operation frequency
Set OPM1 = 0 and OPM0 = 1
Set T_mode = 0
Y
Y
Select baud rate range
Don't care
Select the baud rate
Don't care
Select the baud rate
Select modulation
Don't care
Don't care
Adjust f
Set VSOUT_EN = 1
Don't care
Adjust f
Enable or disable the
Manchester modulator
RF
RF
Mode (TX)
T
Idle Mode
Idle Mode
TX Mode
Start-up
Startup
= 331.5
4689F–RKE–08/06
T
DCLK