Cpu Data (Base Unit); Ic2 (Bbic) - Panasonic KX-A144 Series Service Manual

26 CPU DATA (BASE UNIT)

26.1. IC2 (BBIC)

Pin
1
2
3 PA_Driver_Amp
4
5
6
7
8
9
10
11 RF_System_Clk
12
13
14
15
16
17
18
19
20
21
22
23 Audio_Out_N
24
25 Bandgap_Ref
26 Differential_Line_P
27 Differential_Line_N
28
29
30
31 AD2(MPCINP)
32
33
34
35
36
37
38
39
40 Serial_Data(I2C)
41 Serial_Clk(I2C)
42
43
44 BELL/PAGING
45
46
47
48
49
50
51
52
53
54
55
56
57 PULSE_CTRL
58
59
60
61 HOOK_CTRL
62
Description I/O
VDD -
VSS -
D.O
TX/RX SW D.O
RX_Data D.I
PLL_Strobe D.O
PLL_Data D.O
PLL_Clk D.O
TX_Data D.O
(NO USE) D.O
D.O
VDD -
VSS -
RESETQ A.I
VDDPM D.O
VSSO D.I
LOAD A.I
XTAL A.I
VDDLR A.I
LRB A.I
VDDA -
VSSA -
A.O
Audio_Out_P A.O
A.I
A.I
A.I
Audio_In_N A.I
ADC_Ref A.I
RSSI A.I
A.I
AD3 A.I
(NO USE) D.I
(NO USE) D.I
(NO USE) D.I
(NO USE) D.I
VDD -
VSS -
Supply_EEP D.O
D.I/O
D.O
MODE D.I
(NO USE) D.O
D.O
VBACK A.I
(NO USE) -
(NO USE) D.I
VDD -
(NO USE) D.I
(NO USE) D.I
(NO USE) D.I
(NO USE) D.I
VSS -
VDD -
KEY_IN D.I
(NO USE) D.I/O
D.I/O
(NO USE) D.I/O
(NO USE) D.I/O
(NO USE) D.I/O
D.O
(NO USE) D.I/O
KX-TCD440HGS / KX-TCD440HGT / KX-A144EXS-1 / KX-A144EXS / KX-A144EXT-1 / KX-A144EXT
Hi Hi-z
- -
- -
PA_ON -
TX -
Data -
Latch -
Active -
Active -
Active -
- -
Active -
- -
- -
Normal -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
(I_PU) -
(I_PU) -
(I_PU) -
(I_PU) -
- -
- -
(Fixed) -
Data -
Active -
- -
- -
RINGER_ON -
- -
- -
- -
- -
- -
(Fixed) -
- -
- -
- -
- -
No Key -
- -
Q7_ON -
- -
- -
- -
Make -
- -
61
Low Remarks
- -
- -
PA_OFF -
RX -
Data -
Normal -
Active -
Active -
Active -
- -
Active -
- -
- -
Reset -
- -
- -
- -
- 10.368 MHz
- -
- -
- -
- -
- -
- -
- -
- for Bell Clip
- for Bell Clip
- -
- -
- -
- for Polarity
- for Polarity
- -
- -
- -
- -
- -
- -
- -
Data -
Active -
(Fixed) -
(Fixed) -
RINGER_OFF -
- -
(I_PD) -
(Fixed) -
- -
(Fixed) -
- -
(Fixed) -
(Fixed) -
- -
- -
Key -
(I_PD) -
Q7_OFF -
(I_PD) -
(I_PD) -
(I_PD) -
Break -
(I_PD) -