Adcon A720 Guía de usuario descargar pdf (Pagina 59)

Specifications

Receiver (Not Valid for

A733GSM/GPRS)

Sensitivity (12 dB S/S+N) -118 dBm

Image Frequency Attenuation (1

st

IF=45MHz)

-70 dB

Local Oscillator Leakage 2 nW

Adjacent Channel Attenuation -70 dB

RSSI dynamic 90 dB

Operating current (incl. On-board

microcontroller)

32 mA

Receiver A733GSM/GPRS

Sensitivity EGSM 900/GSM 850 <= 102 dBm

Sensitivity GSM 1800/1900 <= 102 dBm

Operational current (ready to receive

call)

3.5 mA

Transmitter (all measurements made

on 50Ohm resistive load – not Valid for

A733GSM/GPRS)

Output power 24 26 27 dBm

Spurious Radiation 200 nW

Adjacent Channel Power (12,5kHz

mode)

-34 dBm

Adjacent Channel Power (25kHz mode) -44 dBm

Operating current(incl. On-board

microcontroller)

600 mA

Transmitter A733GSM/GPRS

Output power EGSM 900/GSM 850 5dBm

± 5dB

33dBm

± 2dB

Output power GSM 1800/1900 0dBm

± 5dB

30dBm

± 2dB

Operational current (avg.

communication 1RX/1TX at PCL 5)

310 mA

Peak Current (TX Bursts at PCL0)

EGSM 900/GSM 850

2.0 A

Peak Current (TX Bursts at PCL0)

GSM1800/1900

1.7 A

SIM Interface GSM 11.11

SIM Voltage 3 V

Table. 2: Operational Parameters

59

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