Analog Main & Power Management Processor (Ad6535, U102) - LG C3400 Service Manual

3. TECHNICAL BRIEF
3.6 Analog Main & Power Management Processor (AD6535, U102)
AD6528 AD6535
Light
Controllers
Ram
GMSK
Filter
Filter
Tone
Filter DAC
Filter DAC
Filter ADC
Battery
Charger
VCORE: 1.8 V, 80 mA
VMEM: 1.8 or 2.8 V, 150 mA
VEXT: 2.8 V, 200 mA
VSIM: 1.8 or 2.85 V, 20 mA
VRTC: 1.8 V, 20 µA
VBACK: 1.8 or 2.8 V, 50 mA
Figure 3-11. AD6535 FUNCTIONAL BLOCK DIAGRAM
ADC
DAC
DAC
DAC
DAC
ADC
ADC
Mic
11 Voltage Regulators
VABB
VMIC: 2.5 V, 2 mA
VVCXO: 2.75 V, 10 mA
VAPP: 1.8 V or 3.0 V, 250 mA
VUSB: 3.3 V, 15 mA
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LEDs
Othello™
Crystal &
Varactor
Headhones
or Headset