attiny13-20ss ATMEL Corporation, attiny13-20ss Datasheet - Page 31

• Manufacturer Part Number: attiny13-20ss
• Description: 8-bit Microcontroller With 1k Bytes In-system Programmable Flash - Atmel Corporation
• Manufacturer: ATMEL Corporation

2535G–AVR–01/07
Figure 13. Reset Logic
Table 12. Reset Characteristics
Notes:
Symbol
BODLEVEL [1..0]
V
V
t
RST
POT
RST
1. The Power-on Reset will not work unless the supply voltage has been below V
(falling)
Parameter
Power-on Reset
Threshold Voltage
(rising)
Power-on Reset
Threshold Voltage
(falling)
Voltage
Minimum pulse width on
RESET Pin
RESET Pin Threshold
Pull-up Resistor
(1)
FILTER
SPIKE
CKSEL[1:0]
Power-on Reset
Reset Circuit
SUT[1:0]
Brown-out
Watchdog
Oscillator
Generator
Circuit
Clock
Condition
T
T
V
V
A
A
CC
CC
= -40 - 85#C
= -40 - 85#C
= 1.8V - 5.5V
= 1.8V - 5.5V
CK
Register (MCUSR)
MCU Status
DATA BUS
Delay Counters
0.2 V
Min
CC
0.77
Typ
1.2
1.1
TIMEOUT
0.9 V
Max
2.5
CC
Units
µs
V
V
V
POT
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