Parts used in diagram blocks:

Memory (External)
SRAM Memory
Audio Amp
Audio Power Amplifiers
Memory
EEPROM Memory
SRAM Memory
Memory (Test Strip)
EEPROM Memory
Voltage Reference
Voltage References
I/O Protection
ESD Protection Diodes
Zener Diodes
Input Amp
Operational Amplifiers (Op Amps)
Comparators
LCD Backlighting
DC-DC LED Drivers
Battery Charger
Offline Controllers
Voltage Regulation (Linear, Switching)
Converters
LDO Regulators & Linear Voltage Regulators
Power Protection
Load Switches
Supervisory
Voltage Supervisors

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