C903
1228-1147 rev. 1
APPENDIX
Components - N3101, N4201, N4240, N4401, R244
A
PPE
N
D
IX
9
Pin configuration (Bump side)
1
2
3
4
5
A
B
C
D
VMIC
SPRi
SPLi
MIC
Ni
MIC
Pi
INT
mice
Gnd
INT
mici
CCO
VAD
Gnd
Gnd
Gnd
Gnd
Gnd
SPR
e
SPL
e
MIC
Ne
MIC
Pe
SPR
EF
1
2
3
4
1
5
2
3
4
5
A
B
C
D
A
B
C
D
VMIC
SPRi
SPLi
MIC
Ni
MIC
Pi
INT
mice
Gnd
INT
mici
CCO
VAD
Gnd
Gnd
Gnd
Gnd
Gnd
SPR
e
SPL
e
MIC
Ne
MIC
Pe
SPR
EF
Electrical diagram
SPRi
SPLi
MICPe
GND
SPRe
SPREF
MICPi
MICNi
CCO/VMIC
VAD
MICNe
INTmici
SPLe
GND
CCO/VMIC
INTmice
R1
R7
R8
R6
R4
R5
R3
R2
SPRi
SPLi
MICPe
GND
SPRe
SPREF
MICPi
MICNi
CCO/VMIC
VAD
MICNe
INTmici
SPLe
GND
CCO/VMIC
INTmice
R1
R7
R8
R6
R4
R5
R3
R2
1
6
B1
S
2
5
GND
VCC
3
4
B0
A
Pin Assignments
Truth Tables
Pin Descriptions
Control Input(s)
Function
LOW Logic Level
B
0
Connected to A
HIGH Logic Level
B
1
Connected to A
Pin Names
Function
A, B
0
, B
1
Data Ports
S
Control Input
Connection Diagram
Pin Descriptions
Pin
Name
Function
A1
LED1
High Side Current Source Output for Flash LED.
A2, B2
OUT
Step-Up DC/DC Converter Output.
A3, B3
SW
Drain Connection for Internal NMOS and Synchronous PMOS Switches.
A4, B4
GND
Ground
B1
LED2
High Side Current Source Output for Flash LED.
C1
LEDI/NTC
LED Temperature Sensing .
C2
TX1/TORCH
Configurable as a RF Power Amplifier Synchronization Control Input or Hardware Torch Enable.
C3
STROBE
Active High Hardware Flash Enable. Drive STROBE high to turn on Flash pulse.
C4
IN
4.7μF ceramic capacitor.
D1
ENVM/TX2/GPIO
Synchronization Input.
D2
SDA
Serial Data Input/Output.
D3
SCL
Serial Clock Input.
D4
RESET /GPIO
Active Low Hardware Reset, or programmable general purpose logic input/output.
max 0.45
0.5
+/
−
.1
1.6
+/
−
.2
max 0.45
0.8
+/
−
.2
N4201 Trans N-ch FET 1001-0077
N4240 IC IF Micropak-6 1216-1590
R2449 Resistor 0, Ohm +/-50m 63 mW K0603 1000-0257
N4401 IC Dri CS-16 1212-3512
N3101 ASIC Tjatte3 1000-0198
SEMC Troubleshooting Manual
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