Motorola AT Commands G24-L Informações Técnicas descarregar pdf (Página 29)

November 15, 2008 G24-L Module Hardware Description 3

Environmental

Operational temperature: -20°C to +75°C

Storage temperature: -40°C to +85°C

Performance

Operating voltage: 3.3 - 4.2 V

Current consumption: 2.5 mA @ DRX9 (Sleep mode)

Maximum Tx output power: GSM 850/GSM 900: Power class 4 (33 + 2 dBm)

DCS 1800/PCS 1900: Power class 1 (30 + 2 dBm)

Interfaces

Connectors: Single 70-pin, board-to-board

RF MMCX

SIM Card: External SIM connectivity

3.0 V/1.8 V

Serial Ports: UART:

BR from 300 bps to 115200 bps

Auto BR

USB:

USB full-speed device specifications, Rev. 1.1

Data Features

GPRS: Multi-slot class 10 (4 Rx/2 Tx/5 Sum)

Max Downlink BR 85.6 kbps

Coding scheme CS1-CS4

CSD: Max BR 14.4 kbps

SMS: MO/MT Text and PDU modes

Cell broadcast

Voice Features

Telephony

Digital audio

Differential analog audio lines

Vocoders EFR/HR/FR/AMR

DTMF support

Audio control: Echo suppression, noise suppression, side tone and gain

control

Table 1-1: Product Specifications (Cont.)

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Motorola AT Commands G24-L Informações Técnicas Página 29