CXP81124 datasheet(21/27 Pages) SONY

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CXP81120/81124

SO1 cycle time

SI1 data setup time

SI1 data hold time

tLCY

tLSU

tLHD

SO1

SI1

∗1

104

µs

Item

Symbol

Condition

Min.

Typ.

Max.

Unit

Serial transfer (CH1) (Special mode) (Ta = –20 to +75°C, VDD = 4.5 to 5.5V, Vss = 0V reference)

∗1 t

LCY

is specified only when serial mode register (CH1) (SIOM1: 01FAH) lower 2 bits (SO1 clock selection) is

set at 104µs according to the system clock frequency.

Note) The load of SO1 pin is 50pF + 1TTL.

SO1 cycle time

SI1 data setup time

SI1 data hold time

tLCY

tLSU

tLHD

SO1

SI1

∗1

104

µs

Item

Symbol

Condition

Min.

Typ.

Max.

Unit

Serial transfer (CH1) (Special mode) (Ta = –20 to +75°C, VDD = 3.0 to 3.6V, Vss = 0V reference)

∗1 t

LCY

is specified only when serial mode register (CH1) (SIOM1: 01FAH) lower 2 bits (SO1 clock selection) is

set at 104µs according to the system clock frequency.

Note) The load of SO1 pin is 50pF.

Fig. 6. Serial transfer CH1 timing (Special mode)

SO1

SI1

tLCY

Start bit

Output data bit

tLCY

0.5VDD

0.8VDD

0.2VDD

tLCY/2

tLSU

tLHD

Input

data bit

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