Microchip Technology ATTINY84A-MMHR Microcontroller, Microprocessor, FPGA Modules
IC MCU 8BIT 8KB FLASH 20VQFN
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
ATTINY84A-MMHR
Detailed Description
IC MCU 8BIT 8KB FLASH 20VQFN
Package
20-VFQFN Exposed Pad
Key Features
Package / Case: 20-VFQFN Exposed Pad; Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
ATTINY84A-MMHR Datasheet
Quick Jump:
Technical Specifications
Microchip Technology ATTINY84A-MMHR Microcontroller, Microprocessor, FPGA Modules technical specifications.
General
RAM Size
512 x 8
RoHS
Yes
Number of Pins
14
Package / Case
20-VFQFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
1.8V ~ 5.5V
Lifecycle Status
Active
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number of I/O
12
Related Parts Comparison (ATTINY84A-MMHR vs ATTINY1616-MBT-VAO vs ATTINY1606-MNR vs ATTINY1606-MFR)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Package / Case | 20-VFQFN Exposed Pad | 20-VFQFN Exposed Pad | 20-VFQFN Exposed Pad | 20-VFQFN Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 105°C (TA) | -40°C ~ 105°C (TA) | -40°C ~ 125°C (TA) |
| Supply Voltage | 1.8V ~ 5.5V | 2.7V ~ 5.5V | 1.8V ~ 5.5V | 2.7V ~ 5.5V |
| Number of Pins | 14 | 20 | 20 | 20 |
| Core Processor | AVR | AVR | AVR | AVR |
| Core Size | 8-Bit | 8-Bit | 8-Bit | 8-Bit |
| RAM Size | 512 x 8 | 2K x 8 | 1K x 8 | 1K x 8 |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Active | Active |
| ADC Channels | 8 | 16 | 12 | 12 |
| Connectivity | USI | I²C, IrDA, LINbus, SPI, UART/USART | I²C, SPI, UART/USART | I²C, SPI, UART/USART |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
MC9S08QB8CGKNXP SemiconductorsNXP
IC MCU 8BIT 8KB FLASH 24QFN
MC9S08QL8CTJNXP SemiconductorsNXP
IC MCU 8BIT 8KB FLASH 20TSSOP
MC9RS08KA8CWJNXP SemiconductorsNXP
IC MCU 8BIT 8KB FLASH 20SOIC
More Parts in Microcontrollers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.