ATTINY25-15MZ Atmel, ATTINY25-15MZ Datasheet - Page 37

• Manufacturer Part Number: ATTINY25-15MZ
• Description: MCU AVR 2K FLASH 15MHZ 20-QFN
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY25-15MZ

• Package / Case: 20-QFN
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Speed: 16MHz
• Number Of I /o: 6
• Eeprom Size: 128 x 8
• Core Processor: AVR
• Program Memory Type: FLASH
• Ram Size: 128 x 8
• Program Memory Size: 2KB (2K x 8)
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Connectivity: USI
• Core Size: 8-Bit
• Processor Series: ATTINY2x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 128 B
• Interface Type: UART, SPI, USI
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 6
• Number Of Timers: 2
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 4 Channel
• Data Rom Size: 128 B
• A/d Bit Size: 10 bit
• A/d Channels Available: 4
• Height: 0.75 mm
• Length: 4 mm
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.7 V
• Width: 4 mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8.4
7598H–AVR–07/09
External Reset
Figure 8-2.
Figure 8-3.
Table 8-1.
Note:
An External Reset is generated by a low level on the RESET pin if enabled. Reset pulses longer
than the minimum pulse width (see
ning. Shorter pulses are not guaranteed to generate a reset. When the applied signal reaches
the Reset Threshold Voltage – V
after the Time-out period – t
INTERNAL
TIME-OUT
Symbol
V
V
V
V
V
POT
PORMAX
PORMIN
CCRR
RST
RESET
RESET
INTERNAL
V
TIME-OUT
V
CC
CC
RESET
RESET
1. Before rising the supply has to be between V
V
CCRR
MCU Start-up, RESET Tied to V
MCU Start-up, RESET Extended Externally
Power On Reset Specifications
Parameter
Power-on Reset Threshold Voltage (rising)
Power-on Reset Threshold Voltage (falling)
VCC Max. start voltage to ensure internal
Power-on Reset signal
VCC Min. start voltage to ensure internal
Power-on Reset signal
VCC Rise Rate to ensure Power-on Reset
RESET Pin Threshold Voltage
V
V
V
V
RST
PORMA X
PORMIN
POT
TOUT
t
TOUT
– has expired.
RST
Table
– on its positive edge, the delay counter starts the MCU
8-1) will generate a reset, even if the clock is not run-
V
RST
t
CC
TOUT
PORMIN
(1)
and V
0.1 V
0.01
Min
-0.1
1.1
0.8
PORMAX
CC
ATtiny25/45/85
to ensure Reset.
Typ
1.4
1.3
0.9V
Max
1.7
1.6
0.4
CC
Units
V/ms
V
V
V
V
V
37