5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
此原理图为
Intel L85A BGA152 Toggle Flash
8CE
专用及普通
BGA152
用。
U6/U8 Co-lay
Use Intel L85A BGA152 Toggle Flash 8CE
shall be install R2,R3,R4,R5.
Power Source
BGA152
Not support INTEL BGA152
L74A package
IS903SZQ064-4Z09-TB (RICHMAX)
4. If you want to use muRata 2.0*1.6mm crystal,please
change the C25 and C26 value of 6pF
TSOP48
VOUT=0.6(1+ R2/R1)
PWM 3.3V POWER
1 C18 must close pin 3
2 L2 must close pin 4
3 C19 must close pin L2
At least 6 via to GND
Flash Power Option
Flash Vender
Toshiba
19/24nm MLC
Resistor
R9,R14
USB 3.0 Interface
Chip Note:
IS903
LDO 1.2V POWER
QFN64 8X8
1. C20 must close Connect pin 1
RESET LED
R/W LED
2. C14 close to pin41 (Trace width/length: 15mil/ <100mil),
3. C7 close to pin38 (Trace width/length: 10mil/ 100mil).
1. All component must be closed to chip in this block.
ROM Mode
Flash Interface
History
Crystal
U3/U5 Co-lay
F1_CE3n
F1_CE2n
F1_IO1
F1_IO0
F1_IO3
F1_IO2
F1_IO4
F1_IO6
F1_IO5
F1_IO7
F0_IO5
F0_IO6
F0_IO7
F0_IO0
F0_IO1
F0_IO4
F0_IO2
F0_IO3
DP
DM
F_WPn
F1_CLE
F1_ALE
F1_REn
F1_WEn
F0_WEn
F1_DQS
OSCIO
F0_ALE
F0_CLE
F_WPn
F0_REn
F0_DQS
3V3
3V3
DGND
3V3
DGND
SSTXM
SSTXP
MODE_1
DGND
F0_DQS
SSRXM
SSRXP
1V2
F0_IO0
F0_IO1
OSCIN
OSCIO
DM
DP
F_R/Bn F_R/Bn
VSS1
VSS1
F1_IO6
F1_IO7
DGND
DGND
DGND
RST
LED_0
F0_ALE
F0_WEn
F0_CLE
F0_REn
1V2
3V3
F1_WEn
F1_REn
F1_ALE
F1_CLE
F1_CE0n
F0_CE3n
F0_CE2n
F0_CE1n
F0_CE0n
F_WPn
F1_CE2n
F1_CE3n
F1_CE1n
3V3
1V2
DGND
F1_IO5
F1_IO4
F0_IO5
F0_IO4
F0_IO6
F0_IO7
F1_IO0
F1_IO2
F1_IO3
F1_IO1
1V2
F1_DQS
F1_CE2n
3V3
F0_IO2
F0_IO3
3V3
DGND
DGND
VCCQ2
VCCQ3
VCCQ3
VCCQ2
DGND
DGND
OSCIN
F0_CE2n
LED_0
RST
MODE_1
F1_CE3n
SSRXM
SSTXP
DGND
F_R/Bn
3V3
DGNDDGND
3V3
DGND
DGND
DGND
3V3
3V3
F1_DQS
3V3
F1_IO5
F1_IO7
F0_CE3n
F1_IO6
F1_IO0
F1_IO4
F1_IO1
F1_IO3
F1_IO2F1_WEn
F1_REn
F1_CLE
F_WPn
F1_ALE
F1_CE0n
F1_CE1n
3V3
3V3 DGND
F1_CE2n
F1_CE3n
F_R/Bn
3V3
3V3
DGND
F0_IO5
F0_IO7
F0_IO6
3V3
F0_IO0
DGND
F0_IO4
F0_IO1
F0_IO2
F0_IO3
DGND
DGND
DGND
F0_WEn
F0_REn
F0_CLE
F_WPn
F0_ALE
3V3
DGND
F0_DQS
F0_CE0n
F0_CE1n
3V3
3V3
F0_CE2n
F0_CE3n 3V3
SSTXM
DGND
SSRXP
DGND
DGND
DGND
DGND
DGND
DGND
F0_CE1n
F1_CE0n
F0_IO5
F0_IO7
F0_IO6
F0_IO0
F0_IO4
F0_IO1
F0_IO2
F0_IO3
F1_IO0
F1_IO1
F1_IO2
F1_IO3
F1_IO4
F1_IO5
F1_IO6
F1_IO7
F0_CE0n
F1_CE1n
F0_WEn
F0_CLE
F0_ALE
F_WPn
F0_REn
F0_DQS
F_WPn
F1_ALE
F1_CLE
F1_WEn
F1_REn
F1_DQS
DGND
DGND
3V3
3V3
3V3
F0_CE2n
F0_CE3n
1V2
3V3
USB5V
3V3
1V2
3V3
3V3
USB5V
3V3
3V3
3V3
Title
Size Document Number Rev
Date: Sheet
of
IS903SZQ064-4Z08-TB (RICHMAX)
1.0
IS903 Standard Schematic
Custom
11Tuesday, March 25, 2014
Title
Size Document Number Rev
Date: Sheet
of
IS903SZQ064-4Z08-TB (RICHMAX)
1.0
IS903 Standard Schematic
Custom
11Tuesday, March 25, 2014
Title
Size Document Number Rev
Date: Sheet
of
IS903SZQ064-4Z08-TB (RICHMAX)
1.0
IS903 Standard Schematic
Custom
11Tuesday, March 25, 2014
C132 20pFC132 20pF
R3
0 Options
R3
0 Options
R27 330R27 330
L2
4.7uH
L2
4.7uH
C24 0.1uFC24 0.1uF
C26
20pF/6pF
C26
20pF/6pF
R2
0 Options
R2
0 Options
C7
1uF
C7
1uF
R9 0_NCR9 0_NC
C20
0.01uF
C20
0.01uF
LED8 GREENLED8 GREEN
U5
NAND Flash
U5
NAND Flash
NC
1
NC
2
NC
3
R/B4
4
R/B3
5
R/B2
6
R/B1
7
RE
8
CE1
9
CE2
10
NC
11
VCC
12
VSS
13
CE3
14
CE4
15
CLE
16
ALE
17
WE
18
WP
19
NC
20
NC
21
NC
22
NC
23
NC
24
NC
48
NC
47
NC
46
NC
45
I/O7
44
I/O6
43
I/O5
42
I/O4
41
NC
40
NC
39
NC
38
VCC
37
VSS
36
NC
35
NC
34
NC
33
I/O3
32
I/O2
31
I/O1
30
I/O0
29
NC
28
NC
27
NC
26
NC
25
R22 0RR22 0R
C33
4.7uF
C33
4.7uF
U2
IS903-QFN64
U2
IS903-QFN64
GND
3
C1_DAT[7]
2
C0_DQS
46
DVDD33/18
62
C1_DAT[2]
60
C1_DAT[0]
58
C0_DAT[7]
55
C0_DAT[5]
53
DVDD33/18
51
C0_DAT[3]
50
C0_DAT[1]
48
C1_DAT[6]
1
C1_DAT[3]
61
C1_DAT[1]
59
DVDD12
56
C0_DAT[4]
52
C0_DAT[2]
49
C0_DAT[0]
47
C1_DQS
57
C1_DAT[4]
63
SS_RXP
43
C1_DAT[5]
64
SS_RXM
42
GND
44
GPIO
4
LED_1
5
DVDD12
6
VCC12A
41
SS_TXM
39
MODE_0
7
RST
8
LED_0
9
C0_RE#
11
SS_TXP
40
C0_CE2
22
DM
37
DVDD12
29
VCC33A
38
DP
36
XSCI
35
C1_CE3
28
C0_WE#
10
XSCO
34
C1_WE#
15
C1_CLE
17
WP#
19
C0_CE1
21
C1_CE0
25
C0_ALE
13
DVDD33/18
14
C1_RE#
16
C1_ALE
18
C0_CE0
20
C0_CE3
23
DVDD33/18
24
C1_CE1
26
C1_CE2
27
C0_CLE
12
C0_DAT[6]
54
MODE_1
45
T-PAD
65
SPDO
30
SPDI
31
SPCK
32
SPCS
33
LED7 GREENLED7 GREEN
R14 0_NCR14 0_NC
R76 453KR76 453K
U7
EMP8733-1.2
U7
EMP8733-1.2
GND
1
VOUT
2
VIN
3
R79 100KR79 100K
LED1 GREENLED1 GREEN
R21 100KR21 100K
Y1
30MHz/NXK-2.5x2.0/2.0x1.6
Y1
30MHz/NXK-2.5x2.0/2.0x1.6
1 2
34
U3
PF29FXXXXXXCNE1
U3
PF29FXXXXXXCNE1
VCCQ
D3
VCCQ
D4
VCCQ
D10
VCCQ
D11
VCCQ
G4
VCCQ
G10
VCCQ
L4
VCCQ
L10
VCCQ
P3
VCCQ
P4
VCCQ
P10
VCCQ
P11
VCC
D8
VCC
J4
VCC
J10
VCC
P6
VSSQ
E3
VSSQ
E5
VSSQ
E9
VSSQ
E11
VSSQ
G3
VSSQ
G11
VSSQ
L3
VSSQ
L11
VSSQ
N3
VSSQ
N5
VSSQ
N9
VSSQ
N11
VSS
D6
VSS
J3
VSS
J11
VSS
P8
DQ0-1
M11
DQ1-1
M10
DQ2-1
N10
DQ3-1
P9
DQ4-1
P5
DQ5-1
N4
DQ6-1
M4
DQ7-1
M3
DQ0-2
F3
DQ1-2
F4
DQ2-2
E4
DQ3-2
D5
DQ4-2
D9
DQ5-2
E10
DQ6-2
F10
DQ7-2
F11
ALE-1
L9
CLE-1
L8
WP-1
K9
DQS-1
N8
ALE-2
G5
CLE-2
G6
WP-2
H5
DQS-2
E6
WE-2
F8
RE-2
E8
R/B1
J5
R/B2
J9
R/B3
J6
R/B4
J8
CE1
K5
CE2
H9
CE3
K6
CE4
H8
WE-1
M6
RE-1
N6
N/U
C1
N/U
C2
N/U
C3
N/U
C4
N/U
C10
N/U
C11
N/U
C12
N/U
C13
N/U
D1
N/U
D2
N/U
D12
N/U
D13
N/U
E1
N/U
E2
N/U
E12
N/U
E13
N/U
R1
N/U
R2
N/U
R3
N/U
R4
N/U
R10
N/U
R11
N/U
R12
N/U
R13
N/U
N1
N/U
N2
N/U
N12
N/U
N13
N/U
P1
N/U
P2
N/U
P12
N/U
P13
N/U
F5
N/U
F6
N/U
F9
N/U
G8
N/U
G9
N/U
H3
N/U
H4
N/U
H6
N/U
H10
N/U
H11
N/U
K3
N/U
K4
N/U
K8
N/U
K10
N/U
K11
N/U
L5
N/U
L6
N/U
M5
N/U
M8
N/U
M9
NC
A1
NC
A2
NC
A3
NC
A4
NC
A10
NC
A11
NC
A12
NC
A13
NC
B1
NC
B2
NC
B3
NC
B4
NC
B10
NC
B11
NC
B12
NC
B13
NC
T1
NC
T2
NC
T3
NC
T4
NC
T10
NC
T11
NC
T12
NC
T13
NC
U1
NC
U2
NC
U3
NC
U4
NC
U10
NC
U11
NC
U12
NC
U13
U8
PF29FXXXXXXCNE1
U8
PF29FXXXXXXCNE1
VCCQ
D3
VCCQ
D4
VCCQ
D10
VCCQ
D11
VCCQ
G4
VCCQ
G10
VCCQ
L4
VCCQ
L10
VCCQ
P3
VCCQ
P4
VCCQ
P10
VCCQ
P11
VCC
D8
VCC
J4
VCC
J10
VCC
P6
VSSQ
E3
VSSQ
E5
VSSQ
E9
VSSQ
E11
VSSQ
G3
VSSQ
G11
VSSQ
L3
VSSQ
L11
VSSQ
N3
VSSQ
N5
VSSQ
N9
VSSQ
N11
VSS
D6
VSS
J3
VSS
J11
VSS
P8
DQ0-1
M11
DQ1-1
M10
DQ2-1
N10
DQ3-1
P9
DQ4-1
P5
DQ5-1
N4
DQ6-1
M4
DQ7-1
M3
DQ0-2
F3
DQ1-2
F4
DQ2-2
E4
DQ3-2
D5
DQ4-2
D9
DQ5-2
E10
DQ6-2
F10
DQ7-2
F11
ALE-1
L9
CLE-1
L8
WP-1
K9
DQS-1
N8
ALE-2
G5
CLE-2
G6
WP-2
H5
DQS-2
E6
WE-2
F8
RE-2
E8
R/B1
J5
R/B2
J9
R/B3
J6
R/B4
J8
CE1
K5
CE2
H9
CE3
K6
CE4
H8
WE-1
M6
RE-1
N6
N/U
C1
N/U
C2
N/U
C3
N/U
C4
N/U
C10
N/U
C11
N/U
C12
N/U
C13
N/U
D1
N/U
D2
N/U
D12
N/U
D13
N/U
E1
N/U
E2
N/U
E12
N/U
E13
N/U
R1
N/U
R2
N/U
R3
N/U
R4
N/U
R10
N/U
R11
N/U
R12
N/U
R13
N/U
N1
N/U
N2
N/U
N12
N/U
N13
N/U
P1
N/U
P2
N/U
P12
N/U
P13
N/U
F5
N/U
F6
N/U
F9
N/U
G8
N/U
G9
N/U
H3
N/U
H4
N/U
H6
N/U
H10
N/U
H11
N/U
K3
N/U
K4
N/U
K8
N/U
K10
N/U
K11
N/U
L5
N/U
L6
N/U
M5
N/U
M8
N/U
M9
NC
A1
NC
A2
NC
A3
NC
A4
NC
A10
NC
A11
NC
A12
NC
A13
NC
B1
NC
B2
NC
B3
NC
B4
NC
B10
NC
B11
NC
B12
NC
B13
NC
T1
NC
T2
NC
T3
NC
T4
NC
T10
NC
T11
NC
T12
NC
T13
NC
U1
NC
U2
NC
U3
NC
U4
NC
U10
NC
U11
NC
U12
NC
U13
C14
10uF
C14
10uF
C294.7uF C294.7uF
VBUS
GND
DM
DP
AGND
SHIELD
SHIELD
SSTX+
SSTX-
SSRX+
SSRX-
J1
USB_3.0_A
VBUS
GND
DM
DP
AGND
SHIELD
SHIELD
SSTX+
SSTX-
SSRX+
SSRX-
J1
USB_3.0_A
3
6
8
2
11
1
5
4
7
10
9
U6
NAND Flash
U6
NAND Flash
NC
1
NC
2
NC
3
R/B4
4
R/B3
5
R/B2
6
R/B1
7
RE
8
CE1
9
CE2
10
NC
11
VCC
12
VSS
13
CE3
14
CE4
15
CLE
16
ALE
17
WE
18
WP
19
NC
20
NC
21
NC
22
NC
23
NC
24
NC
48
NC
47
NC
46
NC
45
I/O7
44
I/O6
43
I/O5
42
I/O4
41
NC
40
NC
39
NC
38
VCC
37
VSS
36
NC
35
NC
34
NC
33
I/O3
32
I/O2
31
I/O1
30
I/O0
29
NC
28
NC
27
NC
26
NC
25
R1 330R1 330
C27 0.1uFC27 0.1uF
C19
10uF
C19
10uF
C1
0.1uF
C1
0.1uF
C18
4.7uF
C18
4.7uF
R5 0 OptionsR5 0 Options
R6 2.4KR6 2.4K
C25
20pF/6pF
C25
20pF/6pF
U4
EML3020-00FE06NRR
U4
EML3020-00FE06NRR
NC
1
RUN
2
VIN
3
SW
4
GND
5
VFB
6
Thermal GND
7
R4
0 Options
R4
0 Options
LED6 GREENLED6 GREEN
