User's Manual

COMPANY CONFIDENTIAL

2. Hardware features

T77W595.00 consists of the following key engine components, in addition to the required

front-end RF and other discrete components.

Modem engine

■ Soft Baseband: MDM-9625

■ RF: WTR1625L

■ Power: PM8019

Connectivity engine

■ USB: USB2.0 high-speed

■ USIM: located off board

■ Antenna: connectors for the off board antennas

2.1 Mobile Data Modem

The MDM9625 chipset solution integrates powerful digital signal processors (DXPs) into any

market-proven wireless modem, offering increased processing capacity and lower power

consumption. They are complete system solutions that operate on networks worldwide. The

major functions of MDM9625 used on T77W595.00 are listed below:

❒ Processor:

- Manufactured in 28nm CMOS process

- System uP (Cortex-A5 + L2 cache at up to 1 GHz)

❒ Memory:

- External memory (16KB for security)

EBI1: 1Gb LPDDR1

- External memory

EBI2: 2Gb NAND flash

❒ Air interface:

- WCDMA (R99, HSDPA, HSUPA, HSPA+, DC-HSPA+)

- CDMA (1x, EV-DOr0, EV-DOrA, EV-DOrB)

- LTE (R10 Cat4, FDD/TDD)

- GSM (GSM R99, GPRS, EDGE)

- GPS/Glonass

❒ Advance RX operation:

- Mobile receive diversity (WCDMA, CDMA and LTE)