原装正品 WISMO228WISMO 228 GSM / GPRS工业级无线通讯模块。它具有体积小，易用性强，内嵌TCP/IP协议栈，品质优良等特性。以极具竞争力的价格，推向M2M行业。 频段:GSM 850/900/1800/1900MHz, CSD, SMS, FAX,     GPRS class10,顺从3GPP.信号灵敏度: -108dbm .全球认证: CE, GCF, China RTE, R&TTE,FCC, PTCRB, AT&T.语音编码: HR, FR, EFR, AMR温度范围: -40 - 85度工作电压: 3.2 - 4.8V功耗: 36uA(off) / 1.6mA(Idle) / 205mA(connected)硬件接口: 46PIN邮票口封装, 1个语音, 1个SPI,          1个ADC, 1个RTC, 1个BUZZER,          1个串口, 3个GPIO, 3个PWM .SIM卡接口: 1.8和3V尺寸: 25x25x2.8mm WISMO 228详细描述:Market PositioningEntry Level Modem (Quad Band)Radio Modem FeaturesBearersGSM, CSD, SMS, FAX, GPRS class10Radio BandsQuad Band 850/900/1800/1900ApprovalsCE, GCF, China RTE, R&TTENominal Sensitivity
850/900 MHz Rx
1800/1900 MHz Rx
850/900 MHz Tx
1800/1900 MHz Tx
-108 dBm
-107 dBm
33 dBm ±2 dB (2 W) at 25°C
30 dBm ±2 dB (1 W) at 25°CIntellectual property rights (IPR) indemnification included√CPU PerformancesProcessorARM926 / DSPCore Frequency156 MHzCore I/O Voltage3.2 to 4.8VAudioAnalogue audio1Digital Audio-CodecHR, FR, EFR, AMRQualityVDA2AEcho Cancellation√Telephony/Handset/Hands free mode√DTMF Decoder√InterfacesUSB-UART1PWM3SPI1I2C1ADC1DAC1GPIO11TX Burst IndicatorYesRTCYesTCP/IP√AT Command Set3GPP TSJTAG-Tx Burst Indicator√SIM Toolkit R99√Reset√Buzzer Output√RF (Antenna)√PWMYesSIM (1.8V & 3V)YesPower ConsumptionPower supply (Nominal 3,6V)3,2min; 4,8V maxOff Mode (Nom @ VBATT:3.6V)36 μAIdle Mode (Paging 9)1.3 mAGSM Alarm36 μAGSM (2W) / GPRS cl.10214 mA / 369 mAConnected Mode
900 MHz (TX Power 33 dBm at Vbatt = 3.6V)
1800 MHz (TX Power 30 dBm at Vbatt = 3.6V)
205 mA at peak
163 mA at peakEnvironmental SpecificationsOperating / Class A-30°C to 75°COperating / Class B-40°C to 85°CStorage-40°C to 85°CMiscellaneousPackagingLCC Castellation, 1.5mm pitch,46 SMT padsWeight3.8 gRoHS√AccessoriesFW update over UART√Development Kit√