FM336Plus (IC30) Terminal description
PIN
I/O
Name
1
—
RESERVED
2
IA
RS2
3
IA
RS3
4
IA
RS4
5
IA
/CS
6
IA
/WR
7
IA
/RD
8
OA
/RDCLK
9
OA
/RLSD
10
OA
TDCLK
11
IA
TXD
12
OA
/CTS
13
PWR
VDD1
14
—
RESERVED
15
—
RESERVED
16
GND
VSS
17
—
NC
18
IA
/RESET
19
OA
SR4OUT
20
—
NC
21
IA
SR4IN
22
OA
CLK OUT
23
OA
EYESYNC
24
OA
EYECLK
25
GND
MAVSS
26
PWR
MAVDD
27
O(DF)
SPKR
28
O(DD)
TXA2
29
O(DD)
TXA1
30
MI
VREF
31
MI
VC
32
I(DA)
RIN
33
AGND
MAVSS
34
IA
/POR
35
—
RESERVED
36
—
RESERVED
37
O(DD)
/TALK
38
PWR
VDD
39
—
RESERVED
40
—
RESERVED
41
—
NC
42
IA
M CNTRL SIN
43
IA
M CLKIN
44
IA
M TXSIN
45
IA
M SCK
46
IA
M RXOUT
47
IA
M STROBE
48
—
RESERVED
49
O(DD)
OH
50
PWR
VDD
Notes:
1. I/O types:
MI:
I(DA): Analog input
2. NC= No external connection required. RESERVED= No external connection allowed.
3. Interface Legend:
HOST= Modem Control Unit (Host)
DET= Data Terminal Equipment
Interface
NC
HOST Interface
HOST Interface
HOST Interface
OHOST Interface
HOST Interface
HOST Interface
DTE Serial Interface
DTE Serial Interface
DTE Serial Interface
DTE Serial Interface
DTE Serial Interface
—
NC
NC
—
NC
Modem Interconnect
Modem Interconnect
NC
Modem Interconnect
Modem Interconnect
Diagnostic Signal
Diagnostic Signal
—
—
Telephone Line Interface
Telephone Line Interface
Telephone Line Interface
Modem Interconnect
Modem Interconnect
Telephone Line Interface
—
Modem Interconnect
NC
NC
Telephone Line Interface
—
NC
NC
NC
Modem Interconnect
Modem Interconnect
Modem Interconnect
Modem Interconnect
Modem Interconnect
Modem Interconnect
NC
Telephone Line Interface
—
Modem interconnect
IA, IB: Digital input
OA, OB: Digital output
PIN
I/O
Name
51
—
RESERVED
52
GND
VSUB
53
GND
VSS
54
—
NC
55
—
NC
56
MI
SLEEP
57
PWR
VDD1
58
—
NC
59
—
RESERVED
60
—
RESERVED
61
MI
SR1IO
62
PWR
VCORE
63
PWR
VDD1
64
IA
XTCLK
65
GND
VSS
66
—
RESERVED
67
OA
RXD
68
IA
/DTR
69
PWR
VDD1
70
MI
IA SLEEP
71
PWR
VGG
72
OA
YCLK
73
OA
XCLK
74
OA
EYEXY
75
OA
/DSR
76
OA
/RI
77
IA
RINGD
78
IA
/RTS
79
OA
IRQ
80
GND
VSS
81
MI
GP00
82
—
RESERVED
83
—
RESERVED
84
PWR
VDD1
85
I
XTALI/CLKIN
86
O
XTALO
87
IA/OB
D0
88
IA/OB
D1
89
IA/OB
D2
90
IA/OB
D3
91
IA/OB
D4
92
PWR
VDD1
93
IA/OB
D5
94
IA/OB
D6
95
IA/OB
D7
96
IA/OB
RS0
97
IA/OB
RS1
98
PWR
PLL VDD
99
GND
VSS
100
GND
PLL GND
O(DD), O(DF):
5 – 13
FO-4450U/FO-CS1
Interface
NC
—
—
NC
NC
Modem Interconnect
—
NC
NC
NC
Modem Interconnect
—
—
DTE Serial Interface
—
NC
DTE Serial Interface
DTE Serial Interface
—
Modem Interconnect
—
Overhead Signal
Overhead Signal
Diagnostic Signal
DTE Serial Interface
Telephone Line Interface
Telephone Line Interface
DTE Serial Interface
HOST Interface
—
Modem Interconnect
NC
NC
—
Overhead Signal
Overhead Signal
HOST Interface
HOST Interface
HOST Interface
HOST Interface
HOST Interface
—
HOST Interface
HOST Interface
HOST Interface
HOST Interface
HOST Interface
—
—
—
Analog input