ata5773 ATMEL Corporation, ata5773 Datasheet - Page 236

• Manufacturer Part Number: ata5773
• Description: Microcontroller With Uhf Ask/fsk Transmitter
• Manufacturer: ATMEL Corporation

20.7
184
Serial Programming Characteristics
ATtiny24/44/84
Figure 20-4. Serial Programming Timing
Figure 20-5. Serial Programming Waveform
Table 20-11. Serial Programming Characteristics, T
Note:
SERIAL DATA OUTPUT
SERIAL CLOCK INPUT
Symbol
1/t
1/t
SERIAL DATA INPUT
t
t
t
t
t
t
OVSH
SHOX
CLCL
CLCL
SHSL
SLSH
CLCL
CLCL
1. 2 t
Parameter
Oscillator Frequency (ATtiny24/44/84V)
Oscillator Period (ATtiny24/44/84V)
Oscillator Frequency (ATtiny24/44/84, V
5.5V)
Oscillator Period (ATtiny24/44/84, V
SCK Pulse Width High
SCK Pulse Width Low
MOSI Setup to SCK High
MOSI Hold after SCK High
SAMPLE
MOSI
MISO
CLCL
(MOSI)
(MISO)
Otherwise Noted)
SCK
(SCK)
for f
ck
< 12 MHz, 3 t
t
OVSH
MSB
MSB
CLCL
for f
t
SHSL
ck
CC
>= 12 MHz
= 4.5V - 5.5V)
CC
= 4.5V -
A
= -40°C to 85°C, V
t
SHOX
2 t
2 t
2 t
t
CLCL
Min
250
CLCL
CLCL
50
CLCL
0
0
(1)
(1)
t
SLSH
CC
Typ
= 1.8 - 5.5V (Unless
Max
8006G–AVR–01/08
20
4
LSB
LSB
Units
MHz
MHz
ns
ns
ns
ns
ns
ns