6809PC
danwerner21
6809 PC
Components (63)
| Reference | Value | Description |
|---|---|---|
| U1 | 74LS04 | Hex Inverter |
| U2,U34,U36,U39,U45,U46 | 74LS244 | Octal Buffer and Line Driver With 3-State Output, active-low enables, non-inverting outputs |
| U3 | 74LS682 | |
| U4 | 74LS86 | Quad 2-input XOR |
| U5 | 74LS02 | quad 2-input NOR gate |
| U6,U21 | 74LS00 | quad 2-input NAND gate |
| U7,U10,U16 | 74LS32 | Quad 2-input OR |
| U8 | SRAM_512K | 512K x 8 Low Power CMOS RAM, DIP-32 |
| U9,U15 | 74LS08 | Quad And2 |
| U11 | 27C256 | OTP EPROM 256 KiBit |
| U12,U22 | 74LS74 | Dual D Flip-flop, Set & Reset |
| U17 | 74LS14 | Hex inverter schmitt trigger |
| U18 | 74LS06 | Inverter Open Collect |
| U19 | 74HCT14 | Hex inverter schmitt trigger |
| U23 | 74LS688 | 8-bit magnitude comparator |
| U24,U42 | 74LS138 | Decoder 3 to 8 active low outputs |
| U25-U28,U32,U41 | 74LS245 | Octal BUS Transceivers, 3-State outputs |
| U29 | DS1233 | |
| U30 | 74LS163 | Synchronous 4-bit programmable binary Counter |
| U31 | 74LS240 | Octal Buffer and Line Driver With 3-State Output, active-low enables, inverting outputs |
| U33 | MC68B09 | 8-Bit Microprocessing unit 2.0MHz, DIP-40 |
| U35 | 74LS174 | Hex D-type Flip-Flop, reset |
| U37 | 74LS157 | Quad 2 to 1 line Multiplexer |
| U38 | 74LS374 | 8-bit Register, 3-state outputs |
| U40 | SRAM-32K | 256K (32K x 8) Static RAM, 70ns, DIP-28 |
| U43,U44 | 74LS257 | Quad 2 to 1 Multiplexer |
| U47 | M6242 | M6242 |
| U48 | G65SC51P | CMOS Asynchronous Communication Interface Adapter (ACIA), Serial UART, DIP-28 |
| U49 | MAX232 | Dual RS232 driver/receiver, 5V supply, 120kb/s, 0C-70C |
| C1-C4,C17 | 22 uF | Polarized capacitor |
| C5-C16,C18-C27,C29-C33,C36-C54,C56,C58,C62 | 0.1 uF | Unpolarized capacitor |
| C28 | 1uF | Polarized capacitor |
| C35 | 10uF | Polarized capacitor |
| C57 | 0.01 uF | Unpolarized capacitor |
| C59,C60 | 15pf | Unpolarized capacitor |
| C61,C63-C66 | 1.0 uF | Polarized capacitor |
| D1,D2 | 1N4148 | Diode |
| D3,D4 | D | Diode |
| J1,J2,J5,J7,J9,J13 | IRQ Selection | Generic connector, double row, 02x06, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
| J3,J4,J6,J8,J10,J14 | Bus_ISA_8bit | 8-bit ISA-PC bus connector |
| J11 | TTL SERIAL CONSOLE | Generic connector, single row, 01x06, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J12 | TTL CONSOLE PWR | Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/) |
| JP1,JP3 | JUMPER | Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/),Jumper, 2-pole, open |
| K1 | ROM SELECT | Generic connector, single row, 01x03, script generated (kicad-library-utils/schlib/autogen/connector/) |
| K2 | MMU-INTA | Generic connector, single row, 01x03, script generated (kicad-library-utils/schlib/autogen/connector/) |
| P1 | SHADOW ADDR | Generic connector, double row, 02x04, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
| P11 | CONN_10X2 | Generic connector, double row, 02x10, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
| P12 | POWER_SW | Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/) |
| P13 | 14.31818 MHz CLK | |
| P14 | 16.000Mhz | |
| P15 | CPU CLOCK SPEED | Generic connector, double row, 02x04, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
| P16 | CONN_4 | Generic connector, single row, 01x04, script generated (kicad-library-utils/schlib/autogen/connector/) |
| P17 | 1.8432 MHz CLK | |
| P18 | SERIAL | Generic connector, double row, 02x05, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
| R1,R3 | 10k | Resistor |
| R2 | 470 | Resistor |
| R4,R7,R26 | 4.7K | Resistor |
| R5,R6,R8 | 1000 | Resistor |
| RR1 | 2200 | 9 resistor network, star topology, bussed resistors, small symbol |
| RR2 | 22K | 9 resistor network, star topology, bussed resistors, small symbol |
| SW1 | POWER | Push button switch, generic, two pins |
| SW2 | RESET | Push button switch, generic, two pins |
| X1 | RTC_OSC | Two pin crystal |