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68030 CPLD FPGA ARM 68000
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68030 SBC
68030 SBC-2
68030 SBC-3
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  Schematic
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The 68030 SBC-3
Qty Description Ref.  
1 PCB 68030 SBC-3 Rev 1.0    
1 1K SIL Resistor Network (4 Commoned) RP13  
6 2K2 SIL Resistor Network (8 Commoned) RP1, RP2, RP3, RP4, RP20, RP22  
4 10K SIL Resistor Network (8 Commoned) RP5, RP6, RP14, RP19  
5 33R SIL Resistor Network (4 Individual) RP11, RP15, RP16, RP17, RP18  
1 1K SIL Resistor Network (4 Individual) RP8  
3 2K2 SIL Resistor Network (4 Individual) RP10, RP12, RP21  
2 10K SIL Resistor Network (4 Individual) RP7, RP9  
3 100R DIL Resistor Network (8 Individual) RP23, RP24, RP25  
3 0R0 1/8 Watt Resistor R7, R11, R12  
6 33R 1/8 Watt Resistor R1, R2, R3, R4, R8, R9  
1 1K 1/8 Watt Resistor R6  
1 1K2 1/8 Watt Resistor R10  
1 10K 1/8 Watt Resistor R5  
1 100pF Ceramic Capacitor (2.54mm Pitch) C36  
30 100nF Ceramic Capacitor (2.54mm Pitch) C2, C3, C4, C5, C6, C7, C8, C9, C10, C11, C12, C14,  
    C15, C16, C17, C19, C22, C23, C24, C25, C28, C29,  
    C30, C31, C34, C35, C38, C39, C42, C43  
12 47uF 16V Electrolytic Capacitor (2.54mm Pitch) C1, C13, C18, C20, C21, C26, C27, C32, C33, C37,  
    C40, C41  
1 MC68030RC50 IC IC1  
1 DS1813-5 IC (TO92 or SOT23) IC2  
1 ATTINY85 IC IC3  
1 MC10H640 IC IC4  
1 EPM7128S IC IC5  
1 27C322 IC IC6  
8 AS6C4008-55PCN IC IC7, IC8, IC9, IC10, IC11, IC12, IC13, IC14  
1 XR68C681 IC IC15  
1 ATMEGA328 IC IC16  
1 GAL22V10D IC IC17  
1 MC68230P10 IC IC18  
1 DS1307 IC IC19  
1 32.768 KHz Crystal (Cylindrical - 3x8mm) Y5  
1 7.3728 MHz 5V HCMOS 8 Pin DIP Clock Oscillator Y3  
1 10 MHz 5V HCMOS 8/14 Pin DIP Clock Oscillator Y4  
1 80 MHz 5V HCMOS 8/14 Pin DIP Clock Oscillator Y1  
1 Green LED LD1  
1 Yellow LED LD2  
1 Blue LED LD3  
8 Ultra Bright White LED LD16. LD17, LD18, LD19, LD20, LD21, LD22, LD23  
1 10 Segment Light Bar LED Display LB1  
2 Tactile PCB Push Button Switch (6.5x4.5mm) S1, S2  
4 1 Row x 4 Pin Header (2.54mm Pitch) (CN2+CN3), CN6, CN10, CN14  
1 1 Row x 5 Pin Header (2.54mm Pitch) (CN1+CN9)  
1 2 Row x 5 Pin Header (2.54mm Pitch) CN5  
1 ATX 2.0 Connector CN4  
1 Dual PS2 Socket (KMDGX-6SG/P-S4N) CN7  
1 CompactFlash Socket CN8  
2 40W 2 Row Boxed PCB Header (2.54mm Pitch) CN11, CN13  
1 44W 2 Row Boxed PCB Header (2mm Pitch) CN12  
2 96W ABC Straight DIN 41612 Socket CN15, CN16  
10 1 Row x 2 Pin Header (2.54mm Pitch) J2, J5, J10, J11, J12, J13, J14, J15, J16, H1  
2 1 Row x 3 Pin Header (2.54mm Pitch) J3, J6  
1 1 Row x 4 Pin Header (2.54mm Pitch) (J1+J4)  
1 1 Row x 6 Pin Header (2.54mm Pitch) (J7+J8+J9)  
1 2 Row x 3 Pin Header (2.54mm Pitch) JB1  
1 2 Row x 6 Pin Header (2.54mm Pitch) JB2  
TBA 2 Pin Jumper 0.1" Pitch TBA  
1 128 Pin PGA IC Socket IC1  
1 28 Pin PLCC IC Socket IC4  
1 44 Pin PLCC IC Socket IC15  
1 84 Pin PLCC IC Socket IC5  
2 8 Pin DIP IC Socket IC3, IC19  
1 24 Pin Narrow DIP IC Socket IC17  
1 28 Pin Narrow DIP IC Socket IC16  
8 32 Pin DIP IC Socket IC7, IC8, IC9, IC10, IC11, IC12, IC13, IC14  
1 42 Pin DIP IC Socket IC6  
1 48 Pin DIP IC Socket IC18  
1 1 Row x 6 Pin Right Angled Header (2.54mm Pitch) USB1  
1 TTL Serial to USB Adapter USB1  
1 Keystone 500 Battery Holder BT1  
1 CR2032 20x3.2mm 3V Coin Cell BT1  
       
    Optional:  
4 2K2 SIL Resistor Network (8 Commoned) RP26, RP27, RP28, RP29  
2 8 Segment Light Bar LED Display LB2, LB3  
2 8 Way DIP Switch DS2, DS3  
2 2 Row x 8 Pin Header (2.54mm Pitch) JB3, JB4  
       
    Not Fitted:  
1 100nF Ceramic Capacitor (2.54mm Pitch) C44  
1 GAL22V10D IC IC20  
1 7.3728 MHz 5V HCMOS 8 Pin DIP Clock Oscillator Y2  
2 1 Row x 12 Pin Header (2.54mm Pitch) (H2+G25), (H3+V1)  
1 1 Row x 6 Pin Right Angled Header (2.54mm Pitch) USB2  
1 TTL Serial to USB Adapter USB2  

This BOM was last updated 21/03/2026

 
 
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All hardware designs, software, and information shared on this website is provided "as is"
without warranty of any kind and strictly for personal non-commercial use only.
 
 
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12 Edgefield Close
Redditch B98 7WB
ENGLAND
 
+44 (0)7973 265572
info@mega-micros.co.uk