26款Nokia 原理图大家随意挑

6260_RM-25_schematicsGENIO(28:0) 8

UPP

2.8V 1.8V
VFLASH1 VIO N661 B3 B2 C3 A4 A2 C2 A1 B4 B1 Dir1 Dir2 Dir3 EN1 EN2 LatchClk VBAT VCCA VCCB A1 A2 A3 B1 B2 B3 C4 D4 D3 C1 D1 D2 R687 10k R695 0R

26 SLOWAD(6:0) 4

CHARGER(2:0)

UEME

XAUDIO(17:0)

GND

A3

R871 100R C936 270p

HEADINT 0

LP3928TLX-1828_NOPB GND

2.1V if micro active Charger connector
X133

GND HOOKINT 6 R628 C632 10U 470R MICB2 3

R631
R635 A2 Vcc A4 Meas 1k0 1n0

1 2

F130 1.5A

0 42R/100MHz V130 1PMT16AT3 C134 10n C135 27p

100k

L130

AGND * AGND C633 R629 1k0 XMICP 4

GND GND GND GND L679 XMICP 6 XMICN 7 EXC24CB102U C629 3n3 C630 3n3 C2 A3 B2 B3 C3 GND GND GND GND GND BGF100 GND Z601 * L677 1 2 L678 1 2 EXC24CB102U 4 3 4 3 L= W=0.30 AGND 1n0 2 3 C4 1 4 B4 to Mic 50R 1n0 1n0 50R 1n0

2k2

R859

to UEME

C1 C634

33k

B1

33n

2k2 33n 1n0

R