Fujitsu MB91401 Home Security System User Manual


 
MB91401
16
I
2
C IF (2 pin)
Power Supply/GND (39 pin)
Pin name Pin no.
Polarity
I/O
Circuit
Function/application
SDA 181 I/O B
Serial data line input/output pin
I
2
C bus data I/O pin
SCL 59 I/O B
Serial clock line input/output pin
I
2
C bus clock I/O pin
Pin name Pin no.
Polarity
I/O
Circuit
Function/application
PLLVDD 199
Power
supply
V-E
APLL dedicated power supply pin
This pin is for 1.8 V power supply pin.
PLLVSS 197 GND V-S APLL dedicated GND Pin
VDDE
83
196
202
208
214
220
226
232
238
Power
supply
V-E 3.3 V power supply pin
VDDI
195
200
203
207
211
215
219
223
227
231
235
239
Power
supply
V-E 1.8 V power supply pin
VSS
1
19
37
55
193
198
201
205
209
213
217
221
225
229
233
237
GND V-S GND Pin
Prelminary
2004.11.12