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Quectel EC21 Series User Manual

Quectel EC21 Series
122 pages
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LTE Standard Module Series
EC21_Series_Hardware_Design
118
/ 118
GSM Global System for Mobile Communications
HR Half Rate
HSPA High Speed Packet Access
HSDPA High Speed Downlink Packet Access
HSUPA High Speed Uplink Packet Access
HTTP Hypertext Transfer Protocol
HTTPS Hypertext Transfer Protocol Secure
I/O Input/Output
Inom Nominal Current
LCC Leadless Chip Carrier (package)
LDO Low-dropout Regulator
LED Light Emitting Diode
LGA Land Grid Array
LNA Low Noise Amplifier
LSB Least Significant Bit
LTE Long Term Evolution
M2M Machine to Machine
MCS Modulation and Coding Scheme
MDIO Management Data Input/Output
MIMO Multiple Input Multiple Output
MLCC Multi-layer Ceramic Chip
MMS Multimedia Messaging Service
MO Mobile Originated
MQTT Message Queuing Telemetry Transport
MS Mobile Station (GSM engine)

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Quectel EC21 Series Specifications

General IconGeneral
BrandQuectel
ModelEC21 Series
CategoryControl Unit
LanguageEnglish

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