ATA5746-PXQW Atmel, ATA5746-PXQW Datasheet - Page 3

• Manufacturer Part Number: ATA5746-PXQW
• Description: IC RCVR ASK/FSK UHF 24-QFN
• Manufacturer: Atmel

Specifications of ATA5746-PXQW

• Frequency: 315MHz
• Sensitivity: -114dBm
• Data Rate - Maximum: 10 kbps
• Modulation Or Protocol: ASK, FSK
• Applications: Alarm and Security Systems, RKE, TPMS
• Current - Receiving: 6.7mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 2.7 V ~ 3.3 V, 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 24-VQFN Exposed Pad, 24-HVQFN, 24-SQFN, 24-DHVQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Memory Size: -

Figure 1-2.
Table 1-1.
4596B–RKE–06/07
Pin
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
Pinning
Pin Description
CLK_OUT_CTRL1
CLK_OUT_CTRL0
SENSE_CTRL
VS3V_AVCC
ASK_NFSK
DATA_OUT
LNA_GND
CLK_OUT
QFN24
ENABLE
Symbol
LNA_IN
SENSE
TEST2
TEST1
TEST3
CDEM
XTAL2
XTAL1
DVCC
VS5V
RSSI
GND
GND
BR0
BR1
RX
CLK_OUT_CTRL1
CLK_OUT_CTRL0
Function
Test pin, during operation at GND
Test pin, during operation at GND
Output to clock a connected microcontroller
Input to control CLK_OUT (MSB)
Input to control CLK_OUT (LSB)
Input to enable the XTO
Reference crystal
Reference crystal
Digital voltage supply blocking
Power supply input for voltage range 4.5V to 5.5V
Power supply input for voltage range 2.7V to 3.3V
Ground
RF ground
RF input
Sensitivity control resistor
Sensitivity selection
Low: Normal sensitivity, High: Reduced sensitivity
Output of the RSSI amplifier
Test pin, during operation at GND
Input to activate the receiver
Bit rate selection, LSB
Bit rate selection, MSB
FSK/ASK selection
Low: FSK, High: ASK
Capacitor to adjust the lower cut-off frequency data filter
Data output
Ground/backplane (exposed die pad)
CLK_OUT
ENABLE
TEST2
TEST1
1
2
3
4
5
6
24
7
23 22
8
ATA5745/ATA5746 [Preliminary]
9 10 11 12
21 20 19
18
17
16
15
14
13
TEST3
RSSI
SENSE_CTRL
SENSE
LNA_IN
LNA_GND
3