eKF5280
USB2.0 Flash Controller
11 Application Circuit
3.3VA
C3
0.1uF
AGND
3.3VA
3.3VD
C8
C4
C5
+
0.1uF
AGND
0.1uF
10uF
DGND
DGND
DGND
2.5VD
S
U
B
V
C6
C7
+
0.1uF
10uF
R4
39
VBUS
DP
DGND
C1
C2
C9
3~80pF
D
N
G
A
+
1
3.3VD
S1
2
R3
39
DM
0.1uF
10uF
3
J1
1
2
3
4
SW SPDT
R2
1.5K
SGND
SGND
DGND
3.3VA
DM
DP
3.3VD
A
D1
AGND
8
U1
4
7
6
5
4
3
2
4
1 0 9 8 7
4 4 3 3 3
LED
4
4
4
4
4
USB(A Plug)
5
3
S
S
A
A
A
S
S
A
D
N
G
SGND
C
U
2
C
C
V
3
C
C
V
P
U
B
V
C
C
V
D
N
G
C
C
V
R
P
D
R
M
D
P
R
N
R5
110
1
2
3
4
5
6
7
8
9
36
35
34
33
32
31
30
29
28
27
26
25
DGND
DP
LEDW1
TEST
DP
DM
RREF
GNDA
VCCA
OSCO
OSCI
GNDKB
VCCKB
DM
C
NF_D7
NF_D6
NF_D5
NF_D4
NF_D3
NF_D2
NF_D1
NF_D0
R1 12.1K
NF_D7
NF_D6
NF_D5
NF_D4
NF_D3
NF_D2
NF_D1
NF_D0
NF_WPn
NF_WEn
AGND
3.3VA
OSCO
OSCI
eKF5280
C10
0.1uF
DGND
2.5VD
10
11
12
NF_RnB
NF_RnB
NF_REn
NF_CEn0
C11
AGND
NF_WPn
NF_WEn
NF_REn
NF_CEn0
0.1uF
DGND
7
n
6
n
5
n
4
n
3
n
E
2
n
E
1
n
E
E
L
E
L
B
K
D
N
G
T
E
S
E
R
E
E
E
E
O
I
A
_
C
_
C
_
C
_
C
_
C
_
C
_
C
_
C
_
C
C
V
F
F
F
F
F
F
F
F
F
N
N
N
N
N
N
N
N
N
3
4
5
6
7
8
9
0
1
2
3
2
4
2
1
1
1
1
1
1
1
2
2
2
OSCI
OSCO
E
L
Q1
A
_
E
L
7
n
6
n
5
n
4
n
E
3
n
E
2
n
E
1
n
E
F
N
C
_
E
E
E
C
_
C
_
C
_
C
_
C
_
C
_
C
_
20P
C14
20P
C15
DGND
12MHz
F
N
F
F
F
F
F
F
F
N
N
N
N
N
N
N
R7
C13
+
3.3VD
C12
0.1uF
10uF
AGND
AGND
3.3VD
DGND
DGND
U2
U3
U4
29
U5
NF_D0
NF_D0
NF_D0
NF_D0
NF_D1
NF_D2
NF_D3
NF_D4
NF_D5
NF_D6
NF_D7
29
30
31
32
41
42
43
44
1
2
4
5
29
30
31
32
41
42
43
44
1
2
4
5
1
2
4
5
29
30
31
32
41
42
43
44
1
2
4
5
I/O0
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
NC
NC
NC
NC
I/O0
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
NC
NC
NC
NC
I/O0
30
NC
NC
NC
NC
I/O0
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
NC
NC
NC
NC
NF_D1
NF_D2
NF_D3
NF_D4
NF_D5
NF_D6
NF_D7
NF_D1
NF_D2
NF_D3
NF_D4
NF_D5
NF_D6
NF_D7
NF_D1
NF_D2
NF_D3
NF_D4
NF_D5
NF_D6
NF_D7
I/O1
31
I/O2
32
I/O3
41
I/O4
42
11
14
20
21
23
24
25
26
28
33
35
38
40
45
47
48
11
14
20
21
23
24
25
26
28
33
35
38
40
45
47
48
11
14
20
21
23
24
25
26
28
33
35
38
40
45
47
48
11
14
20
21
23
24
25
26
28
33
35
38
40
45
47
48
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
I/O5
43
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
I/O6
44
I/O7
7
8
9
16
17
18
19
7
8
9
16
17
18
19
7
7
8
9
16
17
18
19
NF_RnB
NF_RnB
NF_REn
NF_CEn1
NF_CLE
NF_ALE
NF_WEn
NF_WPn
NF_RnB
NF_RnB
R/B
RE
CE
CLE
ALE
WE
WP
R/B
RE
CE
CLE
ALE
WE
WP
R/B
8
R/B
RE
CE
CLE
ALE
WE
WP
NF_REn
NF_CEn0
NF_CLE
NF_ALE
NF_WEn
NF_WPn
NF_REn
NF_CEn2
NF_CLE
NF_ALE
NF_WEn
NF_WPn
NF_REn
NF_CEn3
NF_CLE
NF_ALE
NF_WEn
NF_WPn
RE
9
CE
16
CLE
17
ALE
18
WE
19
WP
3
10
15
22
27
34
39
46
3
10
15
22
27
34
39
46
3
3
10
15
22
27
34
39
46
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
10
NC
NC
NC
NC
NC
NC
NC
NC
37
12
37
12
37
12
37
12
3.3VD
3.3VD
3.3VD
3.3VD
VCC
VCC
VCC
VCC
NC
15
VCC
VCC
VCC
VCC
NC
22
NC
27
36
13
6
36
13
6
36
13
6
36
13
6
VSS
VSS
VSS
VSS
VSS
VSS
NC
34
VSS
VSS
VSS
VSS
VSS
VSS
C16 C17
0.1uF 0.1uF
C18 C19
0.1uF 0.1uF
C20 C21
0.1uF 0.1uF
C22 C23
0.1uF 0.1uF
NC
39
NC
46
NC
Flash
Flash
Flash
Flash
DGND DGND
DGND DGND
DGND DGND
DGND DGND
U6
U7
U8
29
U9
NF_D0
NF_D1
NF_D2
NF_D3
NF_D4
NF_D5
NF_D6
NF_D7
NF_D0
NF_D0
NF_D1
NF_D2
NF_D3
NF_D4
NF_D5
NF_D6
NF_D7
NF_D0
29
30
31
32
41
42
43
44
1
2
4
5
29
30
31
32
41
42
43
44
1
2
4
5
1
2
4
5
29
30
31
32
41
42
43
44
1
2
4
5
I/O0
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
NC
NC
NC
NC
I/O0
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
NC
NC
NC
NC
I/O0
30
NC
NC
NC
NC
I/O0
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
NC
NC
NC
NC
NF_D1
NF_D2
NF_D3
NF_D4
NF_D5
NF_D6
NF_D7
NF_D1
NF_D2
NF_D3
NF_D4
NF_D5
NF_D6
NF_D7
I/O1
31
I/O2
32
I/O3
41
I/O4
42
11
14
20
21
23
24
25
26
28
33
35
38
40
45
47
48
11
14
20
21
23
24
25
26
28
33
35
38
40
45
47
48
11
14
20
21
23
24
25
26
28
33
35
38
40
45
47
48
11
14
20
21
23
24
25
26
28
33
35
38
40
45
47
48
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
I/O5
43
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
I/O6
44
I/O7
7
8
9
16
17
18
19
7
8
9
16
17
18
19
7
7
8
9
16
17
18
19
NF_RnB
NF_REn
NF_CEn4
NF_CLE
NF_ALE
NF_WEn
NF_WPn
NF_RnB
NF_RnB
NF_REn
NF_CEn6
NF_CLE
NF_ALE
NF_WEn
NF_WPn
NF_RnB
R/B
RE
CE
CLE
ALE
WE
WP
R/B
RE
CE
CLE
ALE
WE
WP
R/B
8
R/B
RE
CE
CLE
ALE
WE
WP
NF_REn
NF_CEn5
NF_CLE
NF_ALE
NF_WEn
NF_WPn
NF_REn
NF_CEn7
NF_CLE
NF_ALE
NF_WEn
NF_WPn
RE
9
CE
16
CLE
17
ALE
18
WE
19
WP
3
10
15
22
27
34
39
46
3
10
15
22
27
34
39
46
3
3
10
15
22
27
34
39
46
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
10
NC
NC
NC
NC
NC
NC
NC
NC
37
12
37
12
37
12
37
12
3.3VD
3.3VD
3.3VD
3.3VD
VCC
VCC
VCC
VCC
NC
15
VCC
VCC
VCC
VCC
NC
22
NC
27
36
13
6
36
13
6
36
13
6
36
13
6
VSS
VSS
VSS
VSS
VSS
VSS
NC
34
VSS
VSS
VSS
VSS
VSS
VSS
C24 C25
0.1uF 0.1uF
C26 C27
0.1uF 0.1uF
C28 C29
0.1uF 0.1uF
C30 C31
0.1uF 0.1uF
NC
39
NC
46
NC
Flash
Flash
Flash
Flash
DGND DGND
DGND DGND
DGND DGND
DGND DGND
Figure 11-1 eKF5280 Application Circuit
Product Specification (V1.0) 02.23.2006
(This specification is subject to change without further notice)
• 9