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ATTINY13V-10MU
Microchip Technology
IC MCU 8BIT 1KB FLASH 20QFN
2944 Pcs New Original In Stock
AVR AVR® ATtiny Microcontroller IC 8-Bit 10MHz 1KB (512 x 16) FLASH 20-QFN-EP (4x4)
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5.0 / 5.0
- (133 Ratings)
ATTINY13V-10MU
Product Overview
1464256
DiGi Electronics Part Number
ATTINY13V-10MU-DGManufacturer
Microchip Technology
ATTINY13V-10MU
Description
IC MCU 8BIT 1KB FLASH 20QFNInventory
2944 Pcs New Original In Stock
AVR AVR® ATtiny Microcontroller IC 8-Bit 10MHz 1KB (512 x 16) FLASH 20-QFN-EP (4x4)
Quantity
Minimum 1
Minimum 1
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ATTINY13V-10MU Technical Specifications
Category
Embedded, Microcontrollers
Packaging
Tray
Series
AVR® ATtiny
Product Status
Active
DiGi-Electronics Programmable
Verified
Core Processor
AVR
Core Size
8-Bit
Speed
10MHz
Connectivity
-
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O
6
Program Memory Size
1KB (512 x 16)
Program Memory Type
FLASH
EEPROM Size
64 x 8
RAM Size
64 x 8
Voltage - Supply (Vcc/Vdd)
1.8V ~ 5.5V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
Supplier Device Package
20-QFN-EP (4x4)
Package / Case
20-WFQFN Exposed Pad
Base Product Number
ATTINY13
Datasheet & Documents
HTML Datasheet
ATTINY13V-10MU-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
3 (168 Hours)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.31.0001
Additional Information
Other Names
ATTINY13V10MU
Standard Package
490
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
L'étendue de leur gamme de produits est impressionnante, assurant que chaque utilisateur trouve ce qui lui convient.
de desembre 02, 2025
I've been consistently impressed by DiGi's pricing advantages for large orders.
de desembre 02, 2025
Their team’s expertise makes troubleshooting straightforward and stress-free.
de desembre 02, 2025
They provide excellent value, balancing quality and cost effectively.
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Frequently Asked Questions (FAQ)
What are the key design risks when replacing an older ATTINY13V-10MU with a newer ATtiny variant like the ATtiny13A in a 5V industrial sensor node operating near 85°C ambient?
While the ATtiny13A offers lower power consumption, direct replacement of the ATTINY13V-10MU requires careful validation of timing margins at high temperature. The internal oscillator frequency can drift up to ±10% over the -40°C to 85°C range, and the ATtiny13A’s tighter calibration may not match legacy firmware timing assumptions. Additionally, ensure brown-out detection (BOD) thresholds are compatible—the ATTINY13V-10MU supports 1.8V BOD, critical for stable operation in noisy 5V systems. Always revalidate ADC accuracy and PWM jitter under thermal stress before full deployment.
Can the ATTINY13V-10MU safely drive a 3.3V I²C sensor directly without level shifting when powered at 3.3V, and what are the reliability implications for long-term operation?
Yes, the ATTINY13V-10MU can interface directly with 3.3V I²C peripherals when Vcc is set to 3.3V, as its I/O pins are 5V-tolerant only when Vcc ≥ 4.5V—but at 3.3V, they behave as standard CMOS inputs. However, long-term reliability may be impacted if bus capacitance exceeds 400pF or pull-up resistors are too weak (<2.2kΩ), causing rise-time violations. Use 4.7kΩ pull-ups and keep trace lengths short to minimize EMI susceptibility. Avoid connecting to 5V I²C masters unless using a bidirectional level shifter, as exceeding Vcc + 0.5V on SDA/SCL risks latch-up.
How does the ATTINY13V-10MU compare to the ATTINY25V-10MU for a battery-powered IoT edge node requiring occasional EEPROM updates—what are the hidden trade-offs beyond memory size?
Although the ATTINY25V-10MU offers double the flash (2KB vs 1KB) and EEPROM (128B vs 64B), it consumes ~20% more active current at 10MHz and has higher EEPROM write energy per byte. For infrequent data logging, the ATTINY13V-10MU’s lower baseline power and sufficient 64-byte EEPROM often yield better battery life. However, frequent EEPROM writes (>10k cycles) on the ATTINY13V-10MU risk wear-out faster due to smaller wear-leveling headroom. If your firmware performs >1 write/hour, consider external FRAM or migrate to ATTINY25V-10MU with software wear-leveling.
What PCB layout practices are critical to prevent reset issues with the ATTINY13V-10MU in a 2-layer industrial control board with switching regulators nearby?
The exposed pad (EP) on the 20-QFN-EP package must be soldered to a solid ground plane with multiple vias to minimize thermal and electrical impedance—this is essential for stable BOD and WDT operation. Place a 100nF ceramic capacitor within 3mm of Vcc pin, and avoid routing high-di/dt traces (e.g., from buck converters) under the MCU. Keep the reset line (PB5) away from noisy digital lines and add a 10kΩ pull-up with optional 100nF cap to ground. Without proper grounding and decoupling, voltage dips during ADC sampling or PWM transitions can trigger unintended resets.
Is it safe to run the ATTINY13V-10MU at 10MHz with Vcc = 2.0V in a cold-chain monitoring application cycling between -30°C and 70°C, and how does this affect ADC accuracy?
Running the ATTINY13V-10MU at 10MHz with Vcc = 2.0V violates the datasheet’s minimum voltage specification (2.7V for 10MHz operation), risking instruction corruption and erratic behavior—especially at temperature extremes. At -30°C, internal oscillator drift and increased propagation delay exacerbate timing violations. For reliable operation, either reduce clock speed to 4MHz (safe down to 1.8V) or boost Vcc to ≥2.7V. Additionally, ADC accuracy degrades below 2.7V due to reference instability; use the internal 1.1V bandgap reference only above 2.5V Vcc, or accept ±5% error in sensor readings at low voltages.
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ATTINY13V-10MU CAD Models
Microchip Technology ATTINY13V-10MU PCB symbols & footprints
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