Nokia NHL-2NA Schematics page 4

CCS Technical Documentation
AEM diagram
UEMRST
GPIO(37:0)
XAUDIO(6:0)
IRIF(2:0)
I_IRIF(2:0)
Issue 1 07/02
Schematics / Layouts LG4
VIO
C261
10n
GND
B7
VTOUCH
D2
J262 F3
G3
G4
GND
PUSL(2:0)
H8
0 2 C9
B8
AEMSLEEP
H7
F8
1 0 2 G8
19 G7
CBUS(2:0)
VIO
B9
H2
C271
3
F5
1 2
J3
470n
C272
B1
470n
E3
D3
F4
GND
C280 C281
22p 22p B3
D4
HFGND HFGND
B4
A4
GND
J270 G2
4
A1
B2
C2
AEM<-IR
C3
AEM->IR C4
1 0 2 IR SD C5
B5
D5
C6
B6
F7
2.8 V IO
D8
E7
D9
F6
UPP_WD2<-IR E6
1
UPP_WD2->IR C8
0
IR SD D7
2
C7
GND
N260
AEM_1.2
E9
VDD VIOA
F9
VCoreA
VCOREA
VANA
C260
G9
Sense
RefEn C262
3640117 L260
100u_10V 2310793
2u2
J9
COIL
BGND GND
TestA 22uH
H6
TestD VRef
C283
1u0
GND
A2
Clk32 VAUX1
D1
RSTInX VAUX2
E8
SleepX VAUX3
A6
CBusData VMemA
VMEMA
E1
CBusClk VMemB
VMEMB
J7
CBusEn VTOUCH C284
AEMInt VTOUCH C268
2u2
C285 C270
GND GND GND
H3 1u0 2u2
VMemBStrt CurShDn
E4 2
CurPWM DACOut
G1
AuIn1 AuOut1
1 0
J1
AuIn2 AuOut2
E2
AD1 PRXdrv
F2
AD2 PRXin
AD3
1 2 0
G6
AD4 PRXrec
H4
TSMY CF2
G5
TSPY CF1
C273
H5
TSMX COFF
C274 220p
TSPX C275
220p
100n
PRXBGND PRXBGND PRXBGND
D6
GenVBATIO PWMOut
Gen28IO1
Gen28IO2
Gen28IO3
A3
Gen28IO4 VBATVAux1
C1
Gen28IO5 VBATVAux2
VBAT
A5
Gen28IO6 VBATMemA
F1
Gen28IO7 VBATMemB
J2
Gen28IO8 VBATHF
VBATHF
J5
Gen28IO9 VBATANA
J6
Gen28IO10 VBATTouch VBAT
J8
Gen18IO1 VBATVBB
VBATVBB
A8
Gen18IO2 VBATMIX
Gen18IO3
Gen18IO4
H1
Gen18IO5 GNDHF
J4
Gen18IO6 GNDANA
A9
Gen18IO7 GNDDIG C287
A7 10n
Gen18IO8 GNDMIX
H9
Gen18IO9 GNDVBB
4370861
PRXBGND
BGND GND GND HFGND GND
ãNokia Corporation
VIOA
C282
1u0
GND
VAUX2
VAUX3
C266
1u0 2u2
GND GND
HF_AUDIO(1:0)
PRXIF(2:0)
VBAT
VBAT
C276 C277 C278
1u0 10n 1n0
2312401
GND GND GND
C279
2312255
10u
GND
NHL-2NA
TS_IF(3:0)
MMCIF(2:0)
I_MMCIF(4:0)
ADC(3:0)
GENIO(28:0)
ANCTRL(4:0)
Page A-4