ATMEGA16U2-16AU Atmel, ATMEGA16U2-16AU Datasheet - Page 266

• Manufacturer Part Number: ATMEGA16U2-16AU
• Description: 8-bit Microcontrollers - MCU 16K Flash
• Manufacturer: Atmel

Specifications of ATMEGA16U2-16AU

• Product Category: 8-bit Microcontrollers - MCU
• Rohs: yes
• Core: AVR
• Data Bus Width: 8 bit
• Program Memory Size: 16 KB
• Data Ram Size: 1.25 KB
• Data Rom Size: 512 B
• Program Memory Type: Flash
• Factory Pack Quantity: 1250

26.3
26.4
26.4.1
Table 26-1.
26.4.2
7799D–AVR–11/10
Factory
Calibration
User
Calibration
5. All DC Characteristics contained in this datasheet are based on simulation and characterization of other AVR microcon-
6. Values with “PRR1 – Power Reduction Register 1” disabled (0x00).
7. As specified in the USB Electrical chapter, the D+/D- pads can withstand voltages down to -1V applied through a 39 resis-
8. All IOs Except XTAL1 and Reset pins
Speed Grades
Clock Characteristics
Calibrated Internal RC Oscillator Accuracy
External Clock Drive Waveforms
trollers manufactured in the same process technology. These values are preliminary values representing design targets, and
will be updated after characterization of actual silicon
tor (in series with the external 39 resistor).
Calibration Accuracy of Internal RC Oscillator
Maximum frequency is depending on V
V
Figure 26-1. Maximum Frequency vs. V
Figure 26-2. External Clock Drive Waveforms
CC
7.3 - 8.1 MHz
curve is linear between 2.7V < V
Frequency
8.0 MHz
16 MHz
8 MHz
V
IL1
V
IH1
2.7V
2.7V - 5.5V
V
3V
CC
Safe Operating Area
CC
CC.
< 4.5V.
CC
As shown in
, ATmega8U2/16U2/32U2
4.5V
ATmega8U2/16U2/32U2
Temperature
-40C - 85C
Figure
25C
5.5V
26-1, the Maximum Frequency vs.
Calibration Accuracy
±10%
±1%
266