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ATA5425 Datasheet(PDF) 5 Page - ATMEL Corporation |
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ATA5425 Datasheet(HTML) 5 Page - ATMEL Corporation |
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5 / 100 page  5 4841C–WIRE–05/06 ATA5423/25/28/29 Table 1-1. Pin Description Pin Symbol Function 1 NC Not connected 2 NC Not connected 3 NC Not connected 4 RF_IN RF input 5 NC Not connected 6 433_N868 Selects RF input/output frequency range 7 NC Not connected 8 R_PWR Resistor to adjust output power 9 PWR_H Pin to select output power 10 RF_OUT RF output 11 NC Not connected 12 NC Not connected 13 NC Not connected 14 NC Not connected 15 NC Not connected 16 AVCC Blocking of the analog voltage supply 17 VS2 Power supply input for voltage range 4.4V to 6.6V 18 VS1 Power supply input for voltage range 2.4V to 3.6V 19 VAUX Auxiliary supply voltage input 20 TEST1 Test input, at GND during operation 21 DVCC Blocking of the digital voltage supply 22 VSOUT Output voltage power supply for external devices 23 TEST2 Test input, at GND during operation 24 XTAL1 Reference crystal 25 XTAL2 Reference crystal 26 NC Not connected 27 VSINT Microcontroller interface supply voltage 28 N_RESET Output pin to reset a connected microcontroller 29 IRQ Interrupt request 30 CLK Clock output to connect a microcontroller 31 SDO_TMDO Serial data out/transparent mode data out 32 SDI_TMDI Serial data in/transparent mode data in 33 SCK Serial clock 34 DEM_OUT Demodulator open drain output signal 35 CS Chip select for serial interface 36 RSSI Output of the RSSI amplifier 37 CDEM Capacitor to adjust the lower cut -off frequency data filter 38 RX_TX2 GND pin to decouple LNA in TX mode 39 RX_TX1 Switch pin to decouple LNA in TX mode 40 PWR_ON Input to switch on the system (active high) 41 T5 Key input 5 (can also be used to switch on the system (active low)) |
Similar Part No. - ATA5425 |
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Similar Description - ATA5425 |
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