Low-Voltage Serial Programming Characteristics - Atmel AVR ATtiny10 Series Manual

Low-voltage Serial Programming Characteristics

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