Datasheet

186
7701F–AVR–10/12
Atmel ATtiny24/44/84 [Preliminary]
22.7 High-voltage Serial Programming Characteristics
Figure 22-5. High-voltage Serial Programming Timing
Table 22-9. High-voltage Serial Programming Characteristics
T
A
= 25°C ± 10%, V
CC
= 5.0V ± 10% (Unless otherwise noted)
Symbol Parameter Min Typ Max Units
t
SHSL
SCI (PB0) Pulse Width High 110 ns
t
SLSH
SCI (PB0) Pulse Width Low 110 ns
t
IVSH
SDI (PA6), SII (PB1) Valid to SCI (PB0) High 50 ns
t
SHIX
SDI (PA6), SII (PB1) Hold after SCI (PB0) High 50 ns
t
SHOV
SCI (PB0) High to SDO (PA4) Valid 16 ns
t
WLWH_PFB
Wait after Instr. 3 for Write Fuse Bits 2.5 ms
CK
CC