Quectel EG91 Series User Manual

LTE Standard Module Series
EG91 Series Hardware Design
EG91_Series_Hardware_Design 103 / 106
PCB Printed Circuit Board
PDU Protocol Data Unit
PPP Point-to-Point Protocol
QAM Quadrature Amplitude Modulation
QPSK Quadrature Phase Shift Keying
RF Radio Frequency
RHCP Right Hand Circularly Polarized
Rx Receive
SMS Short Message Service
TDD Time Division Duplexing
TX Transmitting Direction
UL Uplink
UMTS Universal Mobile Telecommunications System
URC Unsolicited Result Code
(U)SIM (Universal) Subscriber Identity Module
Vmax Maximum Voltage Value
Vnorm Normal Voltage Value
Vmin Minimum Voltage Value
V
IH
max Maximum Input High Level Voltage Value
V
IH
min Minimum Input High Level Voltage Value
V
IL
max Maximum Input Low Level Voltage Value
V
IL
min Minimum Input Low Level Voltage Value
V
I
max Absolute Maximum Input Voltage Value
V
I
min Absolute Minimum Input Voltage Value
V
OH
in Minimum Output High Level Voltage Value

Quectel EG91 Series Specifications

General

Brand	Quectel
Model	EG91 Series
Category	Control Unit
Language	English