ATtiny10/11/12
49
Low-voltage Serial Programming Characteristics
Figure 32. Low-voltage Serial Programming Timing
Table 26. Low-voltage Serial Programming Characteristics
T
A
= -40
°
C to 85
°
C, V
CC
= 2.2 - 5.5V (Unless otherwise noted)
Symbol
Parameter
Min
Typ
Max
Units
1/t
CLCL
Oscillator Frequency (V
CC
= 2.2 - 2.7V)
0
1
MHz
t
CLCL
Oscillator Period (V
CC
= 2.2 - 2.7V)
1000
ns
1/t
CLCL
Oscillator Frequency (V
CC
= 2.7 - 4.0V)
0
4
MHz
t
CLCL
Oscillator Period (V
CC
= 2.7 - 4.0V)
250
ns
1/t
CLCL
Oscillator Frequency (V
CC
= 4.0 - 5.5V)
0
8
MHz
t
CLCL
Oscillator Period (V
CC
= 4.0 - 5.5V)
125
ns
t
SHSL
SCK Pulse Width High
2 t
CLCL
ns
t
SLSH
SCK Pulse Width Low
2 t
CLCL
ns
t
OVSH
MOSI Setup to SCK High
t
CLCL
ns
t
SHOX
MOSI Hold after SCK High
2 t
CLCL
ns
t
SLIV
SCK Low to MISO Valid
10
16
32
ns
Table 27. Minimum Wait Delay after the Chip Erase Instruction
Symbol
Minimum Wait Delay
t
WD_ERASE
3.4 ms
Table 28. Minimum Wait Delay after Writing a Flash or EEPROM Location
Symbol
Minimum Wait Delay
t
WD_FLASH
1.7 ms
t
WD_EEPROM
3.4 ms
MOSI
MISO
SCK
t
OVSH
t
SHSL
t
SLSH
t
SHOX
t
SLIV
