ATA5428-PLSW80 Atmel, ATA5428-PLSW80 Datasheet - Page 43

• Manufacturer Part Number: ATA5428-PLSW80
• Description: RF Transceiver ASK/FSK Transceiver 434 and 868MHz
• Manufacturer: Atmel

Specifications of ATA5428-PLSW80

• Wireless Frequency: 226 KHz, 237 KHz
• Interface Type: 4-Wire SPI
• Noise Figure: 7 dB
• Output Power: 10 dBm
• Operating Supply Voltage: 2.4 V to 3.6 V
• Maximum Operating Temperature: + 85 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

Table 7-21.
7.4
7.4.1
4841D–WIRE–10/07
Lim_max5
0
0
0
1
.
.
Status Register
Status Register (ADR 8)
Control Register 6 (Function of Bit 5, Bit 4, Bit 3, Bit 2, Bit 1 and Bit 0)
Lim_max4
0
0
1
1
.
.
The status register indicates the current status of the transceiver and is readable via the 4-wire
serial interface. Setting Power_On or P_On_Aux or an event on ST1, ST2, ST3, ST4 or ST5 is
indicated by an IRQ.
Reading the status register resets the bits Power_On, Low_Batt, P_On_Aux and the IRQ.
Table 7-22.
Lim_max3
Status Bit
ST5
ST4
ST3
ST2
ST1
1
1
1
1
.
.
Status Register
Lim_max2
Function
Status of pin T5
Pin T5 = 0
Pin T5 = 1
(see
Status of pin T4
Pin T4 = 0
Pin T4 = 1
(see
Status of pin T3
Pin T3 = 0
Pin T3 = 1
(see
Status of pin T2
Pin T2 = 0
Pin T2 = 1
(see
Status of pin T1
Pin T1 = 0
Pin T1 = 1
(see
1
1
1
1
.
.
Figure 7-3 on page
Figure 7-3 on page
Figure 7-3 on page
Figure 7-3 on page
Figure 7-3 on page
ATA5423/ATA5425/ATA5428/ATA5429
ST5 = 0
ST4 = 1
ST4 = 0
ST3 = 1
ST3 = 0
ST2 = 1
ST2 = 0
ST1 = 1
ST1 = 0
Lim_max1
ST5 = 1
0
0
0
1
.
.
45)
45)
45)
45)
45)
Lim_max0
0
1
0
1
.
.
(T
(Lim_max < 12 is not Applicable)
Lim_max
(T
Lim_max
Function Lim_max
= (Lim_max – 1)
= (28 – 1)
(default)
12
13
28
63
T
XDCLK
T
XDCLK
)
)
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