E4908 - Single-chip EDGE-RX multimedia

Entry-level EDGE-RX with integrated connectivity and multimedia features

The E4908 extends ST-Ericsson’s leadership in EDGE through industry-leading single-chip integration. In addition to a proven high-performance telecom pipe, the E4908 delivers excellent multimedia and connectivity features including 2-Mpixel camera, MPEG-4 QCIF video, full-speed USB, stereo BluetoothTMand FM.

As part of the third generation of the single-chip E49xx family, the E4908 retains proven best-in-class RF performance, longest battery life, lowest cost of ownership and robust security.

The E4908 ensures the best cost-to-feature ratio for users who want a prime download experience at EDGE data rates without having to bear the additional cost of an equally fast upload path.

HIGHLIGHTS

Lowest cost of ownership

Complete Quad-band GSM/GPRS/EDGE-RX modem in 500 mm²with less than 56 external components.
Complete handset with multimedia and connectivity features in 850mm²with less than 141 external components on an inexpensive 4-layer PCB.
Fast time-to-market is ensured by a flexible, pre-integrated and fully validated software solution that also reduces R&D expenses.

Better end-user experience

Rich multimedia and connectivity features: 2-Mpixel camera, MPEG-4 QCIF video, full speed USB, stereo Bluetooth^® and FM.
Enhanced browsing experience thanks to EDGE-RX faster download.
Extended battery life provided by industry-leading power consumption.
Exceptional call quality and lowest dropped call rate thanks to best-in-class audio and RF performance.

Security and maturity

Robust hardware-based security ensures ample protection against hacking.
Mature telecom protocol stack tested across 50 operator networks.

KEY FEATURES

Complete EDGE solution in a single IC
- GPRS/EDGE-RX class 10
- SAIC for increased network capacity
- A5/1, A5/2, A5/3 encryption
- TTY/CTM support
- R99 protocol stack, mature and field-tested worldwide
Completely integrated RF transceiver
- Quad-band
- Proven, industry-leading Aero transceiver core
Complete PMU subsystem
- Integrated battery-charging circuitry and all voltage regulators (LDO and DC-DC)
- Integrated audio subsystem
- 64-voice MIDI ringtones
- Stereo MP3, AAC+ playback and MP3, AAC record
- Microphone amplifier with two different inputs
- Three audio output amplifiers, including a high-performance 8 Ω driver
- Speakerphone with echo cancellation and noise suppression
- Integrated stereo DAC
Hardware security based on 2048-bit RSA
- Robust yet flexible SIM/Flash lock, DRM
- Hardware accelerated AES, SHA2, 3DES
- Secure RTC, true RNG
Integrated multimedia and connectivity
- Bluetooth®V2.0 with A2DP, AVRCP, SAP, HSP, HFP, DUN SYNC, OPP
- Stereo FM playback and record
- 2-Mpixel camera interface
- HW accelerated MPEG-4 QCIF encoder/decoder
- USB-2.0 FS CEA936-A
- 4-bit SD/MMC support
- I2C-bus, SPI, two UARTs, PCM, PWM
- Integrated Touch screen controller
- 1.8 V or 3 V SIM card interface
- Color LCD up to 320 x 240 pixels, 262 k colors
Standard RoHS-compliant package
- 388-ball PBGA (12 x 12 mm, 0.5 mm pitch)

BLOCK DIAGRAM

E4908 block diagram

Supporting Documents

Download the Platform Flyer