Descripción
This extender board adds functionality to the «ARUAL ESP32» processors.
Add the possibility of external 12V or battery power supply, pulse inputs, analog inputs, a power supply with shutdown function and a FRAM memory.
It also adds connections to add other electronics such as RS-485, RS-232, pulse counters with I2C communications or latch valve control.
MIC29302AWU:
Features
- High-Current Capability
- Operating Input Voltage Range: 3V to 16V
- Low Dropout Voltage
- Low Ground Current
- Accurate 1% Tolerance
- Fast Transient Response
- 1.24V to 15V Adjustable Output Voltage
- Packages: TO-263-5L and TO-252-5L
Applications
- Processor Peripheral and I/O Supplies
- High-Efficiency Green Computer Systems
- Automotive Electronics
- High-Efficiency Linear Lower Supplies
- Battery-Powered Equipment
- PC Add-In Cards
- High-Efficiency Post-Regulator for Switching Supply
DS1682:
Benefits and Features
- Records the Total Time That the Event Input Has Been Active and the Number of Events That Have Occurred
- 32-Bit, Nonvolatile, Elapsed Time Counter (ETC) Monitors Event Duration with Quarter-Second Resolution and Provides 34 Years of Total Time Accumulation
- Programmable Elapsed Time ALARM Output
- Nonvolatile, 17-Bit Event Counter Records the Total Number of Times an Event has Occurred
- Calibrated, Temperature-Compensated RC Time Base Accurate to 2% Typical
- 10 Bytes of EEPROM User Memory
- Write Disable Function to Prevent the Memory from Being Changed or Erased
- 2-Wire Serial Communication
- Wide 2.5V to 5.5V Power-Supply Range
- Useful in Time-of-Use Warranty, Calibration, Repair, and Maintenance Applications
TCA9543APWR:
Features
- 1-of-2 Bidirectional Translating Switches
- I2C Bus and SMBus Compatible
- Two active-low interrupt inputs
- Active-low interrupt output
- Active-low reset input
- Two address pins allowing up to four TCA9543A devices on the I2C bus
- Channel selection via I2C bus, in any combination
- Power-up with all switch channels deselected
- Low RON switches
- Allows voltage-level translation between 1.8-V, 2.5-V, 3.3-V, and 5-V buses
- No glitch on power-up
- Supports hot insertion
- Low standby current
- Operating power-supply voltage range of 1.65-V to 5.5-V
- 5.5-V Tolerant inputs
- 0 to 400-kHz Clock frequency
- Latch-up Performance exceeds 100-mA Per JESD78
- ESD Protection exceeds JESD 22
- 4000-V Human-body model (A114-A)
- 1500-V Charged-device model (C101)
SN75HVD08:
Features
- Operates With a 3-V to 5.5-V Supply
- Consumes Less Than 90-mW Quiescent Power
- Open-Circuit, Short-Circuit, and Idle-Bus Failsafe Receiver
- 1/8th Unit-Load (up to 256 nodes on the bus)
- Bus-Pin ESD Protection Exceeds 16-kV HBM
- Driver Output Voltage Slew-Rate Limited for Optimum Signal Quality at 10 Mbps
- Electrically Compatible With ANSI TIA/EIA-485 Standard
SC4503:
Features
- Low Saturation Voltage Switch: 260mV at 1.4A
- 1.3MHz Constant Switching Frequency
- Peak Current-mode Control
- Internal Compensation
- Programmable Soft-Start
- Input Voltage Range From 2.5V to 20V
- Output Voltage up to 27V
- Uses Small Inductors and Ceramic Capacitors
- Low Shutdown Current (< 1μA)
MAX3221:
Features
- RS-232 Bus-Pin ESD Protection Exceeds line receiver with dedicated enable pin, and a dual ±15 kV Using Human Body Model (HBM).
- Meets or Exceeds the Requirements of TIA/EIA-232-F and ITU V.28 Standards.
- Operates With 3-V to 5.5-V VCC Supply .
- Operates up to 250 kbps.
- Low Standby Current: 1 μA Typical
MR44V100A:
Features
- 131,072-word × 8-bit configuration I2C BUS Interface
- A single 3.3 V typ. (1.8V to 3.6V) power supply
- Operating frequency:
- 3.4MHz(Max) HS-mode
- 1MHz(Max) F/S-mode Plus
- Read/write tolerance
- 10(12) cycles/bit
- Data retention: 10 years
- Guaranteed operating temperature range −40 to 85°C
- Low power consumption
- Power supply current (@3.4MHz):
- 1.1mA(Max.)
- Standby mode supply current:
- 10μA(Typ.)
- 50μA(Max.)
- Sleep mode supply current:
- 0.1μA(Typ.)
- 2μA(Max.)
- Power supply current (@3.4MHz):
- Package options:
- 8-pin plastic SOP (P-SOP8-200-1.27-T2K)
- RoHS (Restriction of hazardous substances) compliant
ESP32:
Features
- 240 MHz dual core Tensilica LX6 microcontroller with 600 DMIPS
- Integrated 520 KB SRAM
- Integrated 802.11b/g/n HT40 Wi-Fi transceiver, baseband, stack and LWIP
- Integrated dual mode Bluetooth (classic and BLE)
- 4 MByte flash include in the WROOM32 module
- On-board PCB antenna
- Ultra-low noise analog amplifier
- Hall sensor
- 10x capacitive touch interface
- 32 kHz crystal oscillator
- 3 x UARTs (only two are configured by default in the Feather Arduino IDE support, one UART is used for bootloading/debug)
- 3 x SPI (only one is configured by default in the Feather Arduino IDE support)
- 2 x I2C (only one is configured by default in the Feather Arduino IDE support)
- 12 x ADC input channels
- 2 x I2S Audio
- 2 x DAC
- PWM/timer input/output available on every GPIO pin
- OpenOCD debug interface with 32 kB TRAX buffer
- SDIO master/slave 50 MHz
- SD-card interface support
Información adicional
Peso | 0,03 kg |
---|---|
Dimensiones | 80 × 55 × 5 cm |
Documentación
You can consult the documentation here.
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