Appendix: Board Schematics
UG0048 User Guide Revision 5.1
33
Figure 14 •
Clocks Oscillators and Reset
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
CLOCKC
GBA1/IO35PDB1V1
GDB0/IO66NPB3V1
CLOCKF
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
Microsemi
Approvals:
Eng Mgr:
Engr:
Doc Ctrl:
Assembly
Date:
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D
ocument No:
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Pg
of
BALA
Microsemi
Approvals:
Eng Mgr:
Engr:
Doc Ctrl:
Assembly
Date:
Title:
Size:
D
ocument No:
DRAWN BY:
Rev
Pg
of
BALA
Microsemi
Approvals:
Eng Mgr:
Engr:
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Assembly
Date:
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D
ocument No:
DRAWN BY:
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BALA
SCHEMATIC DIAGRAM NOTES
1.UNLESS STATED OTHERWISE:
A.ALL RESISTOR ARE IN OHMS, 5% TOLERANCE.
B.ALL CAPACITORS ARE IN MICROFARADS,10% TOLERANCE.
BOARD INFORMATION
PCB FAB:,REV.02 PCB ASSEMBLY:,REV.02
Externial Clock input via SMA
Main Oscillator
Optional Oscillator
One shot pulse generator for global
One shot pulse generator for RESET
Clocks Oscillators & Reset
71
1
04/27/11
B
A
A3PE STARTER KIT BOARD REV.A
(U8 PIN 26)
(U8 PIN 132)
(U8 PIN 159)
(U8 PIN 113)
Place R53 close to J19
in Layout
DVP-100-000300-001
Q3
MMBT2222
Q3
MMBT2222
1
2
3
D15D15
2
1
C23
1UF/25V
C23
1UF/25V
1
2
C5
0.1UF/50V
C5
0.1UF/50V
1
2
R53
49.9
R53
49.9
1
2
R45
2k
R45
2k
1
2
R28
1K_NL
R28
1K_NL
1
2
R57
3
9
R57
3
9
R29
1K_NL
R29
1K_NL
1
2
JP24JP24
1
2
3
R37
1K_NL
R37
1K_NL
1
2
JP16JP16
1
2
R43
221K
R43
221K
1
2
R58
3
9
R58
3
9
SW6
TL1105SP_F100Q
SW6
TL1105SP_F100Q
1
2
3
4
U2
40MHZ-OSCILLATOR-NL
U2
40MHZ-OSCILLATOR-NL
EN
1
GND
2
VCC
4
OUT
3
C22
0.001UF/50V
C22
0.001UF/50V
1
2
R35
332
R35
332
1
2
R34
2k
R34
2k
1
2
J19
142-0701-201
J19
142-0701-201
3
4
5
1
2
R30
2K
R30
2K
1
2
SW5
TL1105SP_F100Q
SW5
TL1105SP_F100Q
1
2
3
4
R48
18.2k
R48
18.2k
1
2
R36
18.2k
R36
18.2k
1
2
D14D14
2
1
R42
150
R42
150
1
2
C73
0.001UF/50V
C73
0.001UF/50V
1
2
U1
40MHZ-OSCILLATOR
U1
40MHZ-OSCILLATOR
EN
1
GND
2
VCC
4
OUT
3
JP15JP15
1
2
R32
221K
R32
221K
1
2
R149
10K
R149
10K
R44
2K
R44
2K
1
2
C4
0.1UF/50V
C4
0.1UF/50V
1
2
R46
332
R46
332
1
2
Q4
MMBT2222
Q4
MMBT2222
1
2
3
R38
1K_NL
R38
1K_NL
1
2
C74
1UF/25V
C74
1UF/25V
1
2
R150
10K
R150
10K
R33
150
R33
150
1
2
U16
SN74LV123ADR
U16
SN74LV123ADR
1A
1
1B
2
1CLR
3
1Q
4
2Q
5
2CEXT
6
2REXT
7
GND
8
2A
9
2B
10
2CLR
11
2Q
12
1Q
13
1CEXT
14
1REXT
15
VCC
16
C21
1UF/25V
C21
1UF/25V
1
2
R47
2K
R47
2K
1
2
C75
1UF/25V
C75
1UF/25V
1
2
U9
SN74LV123ADR
U9
SN74LV123ADR
1A
1
1B
2
1CLR
3
1Q
4
2Q
5
2CEXT
6
2REXT
7
GND
8
2A
9
2B
10
2CLR
11
2Q
12
1Q
13
1CEXT
14
1REXT
15
VCC
16
R31
2K
R31
2K
1
2
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