Rainbow-electronics AT90SO4 Manual do Utilizador descarregar pdf (Página 10)

AT90SO4

6579A–SMS–29Jan10

Table 6. High Speed SPI characteristics in Master Mode (2.7V - 5.50V range; T= -25°C to +85°C)

Table 5. Icc Characteristics (2.7V - 5.50V range; T= -25°C to +85°C)

Symbol Parameter Condition Min. Typ. Max. Units

cc Run Mode

Supply Current in Run Mode

CLK

=5MHz

5V, 3V

From ROM

6 mA

cc Run Mode

Supply Current in Run Mode

VFO

=30MHz

5V, 3V

From ROM

10 mA

cc DES

Supply Current add-on when DES is

running

CLK

=5MHz

5V, 3V 4 mA

cc DES

Supply Current add-on when DES is

running

VFO

=30MHz

5V, 3V 10 mA

cc IDLE

Supply Current in IDLE Mode

Clock :5MHz

5V, 3V 2 mA

cc POWER-DOWN

Supply Current in POWER-DOWN

Mode

Clock : 1MHz

5V, 3V 200 μA

cc POWER-DOWN

Supply Current in POWER-DOWN

Mode

No Clock Running

5V, 3V 200 μA

Symbol Parameter Condition Min. Typ. Max. Units

MISOsetup

MISO Setup time before SCK rises

OUT

=10pF

OUT

=20pF

10 ns

MISOhold

MISO Hold time after SCK rises

OUT

=10pF

OUT

=20pF

10 ns

SCKrising

SCK rising to MOSI Delay

OUT

=10pF

OUT

=20pF

10 ns

t’

MISOsetup

MISO Setup time before SCK falls

OUT

=10pF

OUT

=20pF

10 ns

t’

MISOhold

MISO Hold time after SCK falls

OUT

=10pF

OUT

=20pF

10 ns

SCKfalling

SCK falling to MOSI Delay

OUT

=10pF

OUT

=20pF

10 ns

SCK

Host frequency

OUT

=10pF

OUT

=20pF

20 MHz

1 2 ... 5 6 7 8 9 10 11 12 13

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