Nokia N80 - Asics; Em Asic N2200; Em Asic N2300; Rap Asic

Figure 98 ALS HW implementation
Table 16 ALS resistor values
Symbol R1 R2 R3 R4 R5 R6 R7 NTC-res
Value 5 kOhm 15 kOhm 30 kOhm 50 kOhm
470
kOhm
100
kohm
470
kohm 47 kOhm
ASICs
RAP ASIC
RAP ASIC is a 3G Radio Application Processor. RAM memory is integrated into RAP.
EM ASIC N2200
The EM ASIC (N2200) includes the following functional blocks:
• Start up logic and reset control
• Charger detection
• Battery voltage monitoring
• 32.768kHz clock with external crystal
• Real time clock with external backup battery
• SIM card interface
• Stereo audio codecs and amplifiers
• A/D converter
• Regulators
• Vibra interface
• Digital interface (CBUS)
EM ASIC N2300
The EM ASIC (N2300) includes the following functional blocks:
RM-91; RM-92
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