4 layers137.2 × 43.2 mm
4 layers124.5 × 27.9 mm
At91-breakout
jtgans/zippy1The Zippy ARM7TDMI Homebrew Computer
- Size
- 124.5 × 27.9 mm
- Copper layers
- 4
- Thickness
- 1.6 mm
- Parts
- 40
- Nets
- 97
- Pads
- 272
- Tracks, vias
- 1,222, 112
- Pours
- 3
- Routed
- Yes
- KiCad
- KiCad 5 (file 20191123)
- Created
- 18 Sep 2019
- Updated
- 1 Jan 2020
Overview
At91-breakout is an open-source printed circuit board by jtgans, from the jtgans/zippy repository on GitHub. It is a 4-layer board of 124.5 × 27.9 mm with 40 parts on 97 nets, routed with 1,222 tracks and 112 vias.
It is built around the MAX6355TWUT+T, MIC5504-1.8YM5-TR and B3F-1000. Its parts include 18 connectors, 12 capacitors, 5 ICs, 4 resistors and 1 switch. It belongs with the interfaces and adapters boards of this library.
Main components
3
MAX6355TWUT+T
SOT-23-6-40℃~+85℃@(TA) 1.67V、3.08V 100ms 3 Active Low Multi-Voltage Monitor Open Drain SOT-23-6 Supervisor and Reset ICs ROHSMaxim Integrated (Analog Devices)Supervisor And Reset ICs
MIC5504-1.8YM5-TR
SOT-23-5-40℃~+125℃@(Tj) 1 1.8V 175uVrms 300mA 380mV@(300mA) 5.5V 55uA 60dB@(1kHz) Fixed Over Current Protection、Over Temperature Protection Positive SOT-23-5 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSMicrochip TechnologyVoltage Regulators - Linear, Low Drop Out (LDO) Regulators
B3F-1000
插件-4P,6x6mm-25℃~+70℃ 1,000,000 cycles 1N 24V 4.3mm 50mA 6mm 6mm PC Pin Round Button SPST-NO Through Hole 插件-4P,6x6mm Tactile Switches ROHSOmronTactile Switches
Parts
40| Qty | Value | Footprint | References |
|---|---|---|---|
| 11 | 10nF | Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder | C1, C2, C3, C4, C5, C6, C7, C8, C10, C11, C12 |
| 4 | 100K | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R1, R2, R3, R4 |
| 1 | 1uF | Capacitor_SMD:CP_Elec_4x4.5 | C9 |
| 1 | ADDR[0..23] | Connector_PinHeader_2.54mm:PinHeader_1x24_P2.54mm_Vertical | J3 |
| 1 | AT91R40008 | Package_QFP:LQFP-100_14x14mm_P0.5mm | U1 |
| 1 | B3F-1000 | digikey-footprints:Switch_Tactile_THT_B3F-1xxx | S1 |
| 1 | BB Powered | footprints:SO-8 | U2 |
| 1 | BUSCTL | Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Vertical | J10 |
| 1 | CLKINOUT | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | J6 |
| 1 | CTSCB0 | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | J16 |
| 1 | DATA[0..15] | Connector_PinHeader_2.54mm:PinHeader_1x16_P2.54mm_Vertical | J8 |
| 1 | GND | Connector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_Vertical | J21 |
| 1 | GPIO | Connector_PinSocket_2.54mm:PinSocket_1x06_P2.54mm_Vertical | J5 |
| 1 | IRQ | Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Vertical | J14 |
| 1 | JTAG | Connector_PinSocket_2.54mm:PinSocket_2x10_P2.54mm_Vertical | J15 |
| 1 | MAX6355TW | Package_TO_SOT_SMD:SOT-23-6 | U5 |
| 1 | MIC5504-1.8YM5 | Package_TO_SOT_SMD:SOT-23-5 | U4 |
| 1 | PC Powered | footprints:SO-8 | U3 |
| 1 | RTSCB0 | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | J12 |
| 1 | TIMER | Connector_PinSocket_2.54mm:PinSocket_1x09_P2.54mm_Vertical | J2 |
| 1 | TTY | Connector_PinHeader_2.54mm:PinHeader_1x06_P2.54mm_Horizontal | J22 |
| 1 | UART0 | Connector_PinSocket_2.54mm:PinSocket_1x03_P2.54mm_Vertical | J1 |
| 1 | UART1 | Connector_PinSocket_2.54mm:PinSocket_1x03_P2.54mm_Vertical | J18 |
| 1 | VDD | Connector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_Vertical | J19 |
| 1 | ~CS[0..3] | Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Vertical | J9 |
| 1 | ~RESET | Connector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_Vertical | J7 |
| 1 | ~WDOVF | Connector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_Vertical | J4 |
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Questions
How big is the At91-breakout PCB?
It measures 124.5 × 27.9 mm and has 4 copper layers, 1.6 mm thick.
What parts does the At91-breakout use?
40 parts, built around the MAX6355TWUT+T, MIC5504-1.8YM5-TR and B3F-1000. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the At91-breakout KiCad files?
From the jtgans/zippy repository on GitHub, at the commit this page was made from: the board is breakouts/at91-breakout/at91-breakout.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the At91-breakout design in my own project?
Its repository states no licence, so its author keeps all rights: ask jtgans before reusing the design.