四頻GSM/GPRS模塊
● Minimum quad-band GSM / GPRS module
● Stamp hole package to facilitate customer welding and testing
● Built-in Class AB audio amplifier
● Standby current as low as 1.3mA
● Embedded network service protocol stack, support multiple Socket and IP address
● Remote remote upgrade technology (QuecFOTATM)
● Interference detection
● DTMF codec
M35/M35F is the world's quad-band GSM / GPRS module, the size is only 19.9 x 23.6 x 2.65mm.
With ultra-small size, ultra-low power and wide operating temperature range, the M35 is ideal for M2M applications for automotive, industrial and PDA, personal tracking, wireless POS, smart metering and other M2M applications Perfect GSM / GPRS SMS, data transmission and voice services.
The M35/M35F is available in LCC packages and enables rapid production of modules via standard SMT equipment, providing customers with highly reliable connectivity, especially for automated, large-scale, low-cost, modern production methods.
With the built-in remote remote upgrade technology (QuecFOTATM), M35 can achieve remote upgrade and maintenance.
技術參數
主要特征 |
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四頻 |
850/ 900/ 1800/ 1900 MHz |
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GPRS多時隙 |
12, 1~12 可配置 |
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GPRS移動台 |
Class B |
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兼容GSM Phase 2/2+ |
Class 4 (2W @ 850/ 900 MHz) |
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供電電壓 |
3.3~4.6V 典型值 4.0V |
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耗流 |
1.3mA @ DRX=5 |
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工作溫度 |
-40 °C to +85 °C |
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尺寸 |
19.9 x 23.6 x 2.65mm |
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重量 |
約 3.0g |
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AT指令控制 |
GSM 07.07,07.05和其它AT擴展指令 |
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SIM應用工具包 |
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數據傳輸 |
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GPRS Class 12 |
85.6 kbps (上行 & 下行) |
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支持PBCCH |
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編碼方案 |
CS 1, 2, 3, 4 |
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支持CSD |
14.4 kbps |
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支持USSD |
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協議棧 |
PPP/ TCP/ UDP/ HTTP/ FTP/ SMTP/ MUX |
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短信 |
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點到點短信收發 |
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蜂窩廣播消息 |
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文本/PDU模式 |
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語音 |
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語音編碼模式 |
Half Rate (HR) |
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音頻處理機制 |
回音消除 |
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接口 |
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SIM/ USIM 卡 |
3V/ 1.8V |
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UART |
2個 |
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模擬音頻接口 |
2路(內置1路AB類音頻功放) |
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RTC |
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GSM天線 |
天線Pad |
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認証 |
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CE/ FCC/ CCC/ NAL/ China TA / PTCRB / GCF / 入網証書 |