External Memory - LG -T500 Service Manual

3.1.4 External Memory

• External Bus Unit
– 16-bit address bus
– 16-bit address/data muxed bus
– 1.8V support
• Flash / RAM
– NOR Type
– NAND Type (1 bit ECC supported)
– Parallel Flash / Cellular RAM(Page & Burst Mode)
- 16-bit AD-multiplexed
- 16-bit AAD-multiplexed
– iNAND Type e.g. oneNAND
– SDRAM
- DDR SDRAM : up to 4 Gbit
- SDR SDRAM : up to 1 Gbit
• Memory card
– SD/MMC card interface with 1 or 4 data lines
3.1.5 Connectivity
• 3xUSIF (configurable either as SPI or UART), I2C, I2S; Interfaces @ 1.8V
• Direct (U)SIM 1.8/3V
• USB2.0 up to 480 Mbit/s (High Speed) w/ external USB Phy over ULPI interface
• Stereo Headset (Amplifier integrated)
• 3 external analog measurement PIN's
• Bluetooth
3.1.6 Mixed Signal
• Improved audio performance
• Loudspeaker Audio Class D Amplifier, 700 mW@8
• Stereo Headset 2x30 mW@16
• Mono Earpiece 100 mW@16
• Digital microphone supported
• Differential microphone inputs
3.1.7 FM Radio
• Integrated FM radio
– FM Stereo RDS Receiver
– Sensitivity 2 V EMF
– Support for US & EU bands
– Stereo recording
LGE Internal Use Only
mon for hands-free and ringing
w/o coupling C
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3. TECHNICAL BRIEF
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