ML674001/ML67Q4002/ML67Q4003
List of Pins
Pin
Primary Function
Secondary Function
LQFP
1
BGA
A1
B1
C3
C1
D3
C2
D1
E3
D2
E1
E4
E2
F1
Symbol
I/O
–
Description
Symbol
I/O
Description
NC
NC
–
SRXD
–
–
2
PIOB[7]
FWR
I/O
I
General port (with interrupt function)
Set Flash ROM write mode
Reset input
I
SIO receive signal
3
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
4
RESET_N
VDD_IO
XD[0]
XD[1]
XD[2]
XD[3]
XD[4]
GND
I
–
5
VDD
I/O
I/O
I/O
I/O
I/O
GND
–
IO power supply
–
6
External data bus
External data bus
External data bus
External data bus
External data bus
GND
–
7
–
8
–
9
–
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
–
–
NC
NC
–
XD[5]
XD[6]
GND
I/O
I/O
GND
I/O
–
External data bus
External data bus
GND
–
F2
–
F4
–
F3
XD[7]
NC
External data bus
NC
–
G2
G4
G3
G1
H3
H4
H2
J2
–
VDD_IO
XD[8]
XD[9]
XD[10]
VDD_CORE
NC
VDD
I/O
I/O
I/O
VDD
–
I/O power supply
External data bus
External data bus
External data bus
CORE power supply
NC
–
–
–
–
–
–
XD[11]
XD[12]
VDD_IO
XD[13]
XD[14]
XD[15]
XA[0]
XA[1]
XA[2]
XA[3]
GND
I/O
I/O
VDD
I/O
I/O
I/O
O
External data bus
External data bus
I/O power supply
External data bus
External data bus
External data bus
External address output
External address output
External address output
External address output
GND
–
H1
J4
–
–
K2
J1
–
–
J3
–
K3
K1
L2
–
O
–
O
–
K4
L1
O
–
GND
O
–
M2
M1
N1
N2
L3
XA[4]
XA[5]
XA[6]
XA[7]
XA[8]
XA[9]
VDD_IO
XA[10]
XA[11]
XA[12]
External address output
External address output
External address output
External address output
External address output
External address output
I/O power supply
External address output
External address output
External address output
–
O
–
O
–
O
–
O
–
N3
L4
O
–
VDD
O
–
M3
N4
L5
–
O
–
–
O
8 • Oki Semiconductor
April 2004, Rev 2.0
OKI [ OKI ELECTRONIC COMPONETS ]
