Input clock – Epson S1C88650 User Manual

Page 155

Advertising
background image

S1C88650 TECHNICAL MANUAL

EPSON

147

8 ELECTRICAL CHARACTERISTICS

Input clock

_________

SCLK, EXCL input clock

Item

Symbol

Min.

Typ.

Max.

Unit

SCLK input clock time

EXCL input clock time

(with noise rejecter)

EXCL input clock time

(without noise rejecter)

Input clock rising time

Input clock falling time

t

sccy

t

sch

t

scl

t

evcy

t

evh

t

evl

t

evcy

t

evh

t

evl

t

ckr

t

ckf

µ

s

µ

s

µ

s

s

s

s

µ

s

µ

s

µ

s

ns

ns

Note

2

1

1

64/f

OSC1

32/f

OSC1

32/f

OSC1

2

1

1

25

25

Cycle time

"H" pulse width

"L" pulse width

Cycle time

"H" pulse width

"L" pulse width

Cycle time

"H" pulse width

"L" pulse width

Condition: V

DD

= 1.8 to 3.6 V, V

SS

= 0 V, Ta = 25

°

C, V

IH1

= 0.8V

DD

, V

IL1

= 0.2V

DD

SCLK

EXCL

V

IH1

t

sccy

t

sch

V

IL1

t

ckf

t

ckr

t

scl

V

IH1

t

evcy

t

evh

V

IL1

t

ckf

t

ckr

t

evl

___________

RESET input clock

Symbol

Min.

Typ.

Max.

Unit

RESET input time

t

sr

µ

s

Note

100

Item

Condition: V

DD

= 1.8 to 3.6 V, V

SS

= 0 V, Ta = 25

°

C, V

IH

= 0.5V

DD

, V

IL

= 0.1V

DD

RESET

t

sr

V

IL

V

IH

Advertising