Table 2: Uc20 Key Features - Quectel UC20 Manual

Table 2: UC20 Key Features

Feature
Power Supply
Frequency Bands
Transmission Data
Transmitting Power
HSPA and UMTS Features
Internet Protocol Features
SMS
USIM Interface
Audio Features
PCM Interface
UART Interface
UC20_Hardware_Design
Details
Supply voltage: 3.4V~4.3V
Typical supply voltage: 3.8V
UC20-A: UMTS850/1900
HSPA R6: Max 14.4Mbps (DL)/Max 5.76Mbps (UL)
UMTS R99: Max 384kbps (DL)/Max 384kbps (UL)
CSD: 14.4kbps
Class 3 (22.5dBm+1/-1dB) for UMTS 850/1900/
HSPA data rate is corresponded with 3GPP R6. 14.4Mbps on downlink
and 5.76Mbps on uplink.
WCDMA data rate is corresponded with 3GPP R99/R4. 384kbps on
downlink and 384kbps on uplink.
Support both 16-QAM and QPSK modulation.
Support TCP/PPP/UDP protocols
Support the protocols PAP (Password Authentication Protocol) and
CHAP (Challenge Handshake Authentication Protocol) usually used
for PPP connections.
Text and PDU mode
Point to point MO and MT
SMS cell broadcast
SMS storage: ME by default
Support USIM/SIM card: 1.8V, 3.0V
Support one digital audio interface: PCM interface
WCDMA: AMR/AMR-WB
Echo cancellation and noise suppression
Used for audio function with external codec.
Support 8-bit A-law, μ-law and 16-bit linear data formats.
Support long frame sync and short frame sync.
Support master and slave mode, but must be the master in long frame
sync.
Support two UART interfaces: main UART interface and debug UART
interface
Confidential / Released
UMTS/HSPA Module Series
UC20 Hardware Design
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