Low-voltage serial programming characteristics, Attiny15l, Mosi miso sck t – Rainbow Electronics ATtiny15L User Manual
Page 63
63
ATtiny15L
1187E–AVR–06/02
Low-voltage Serial
Programming
Characteristics
Figure 35. Low-voltage Serial Programming Timing
Table 28. Low-voltage Serial Programming Characteristics, T
A
= -40
°C to 85°C,
V
CC
= 2.7 - 5.5V (Unless Otherwise Noted)
Symbol
Parameter
Min
Typ
Max
Units
1/t
CLCL
RC Oscillator Frequency (V
CC
= 2.7 - 5.5V)
0.8
1.6
MHz
t
CLCL
RC Oscillator Period (V
CC
= 2.7 - 5.5V)
625.0
1250.0
ns
t
SHSL
SCK Pulse Width High
2.0 t
CLCL
ns
t
SLSH
SCK Pulse Width Low
2.0 t
CLCL
ns
t
OVSH
MOSI Setup to SCK High
t
CLCL
ns
t
SHOX
MOSI Hold after SCK High
2.0 t
CLCL
ns
t
SLIV
SCK Low to MISO Valid
10.0
16.0
32.0
ns
Table 29. Minimum Wait Delay after the Chip Erase Instruction
Symbol
Minimum Wait Delay
t
WD_ERASE
8.2 ms
Table 30. Minimum Wait Delay after Writing a Flash or EEPROM Location
Symbol
Minimum Wait Delay
t
WD_FLASH
4.1 ms
t
WD_EEPROM
8.2 ms
MOSI
MISO
SCK
t
OVSH
t
SHSL
t
SLSH
t
SHOX
t
SLIV