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S3C9228/P9228 ELECTRICAL DATA
16-7
Table 16-5. A.C. Electrical Characteristics
(T
A
= – 25
°
C to + 85
°
C, V
DD
= 2.0 V to 5.5 V)
Parameter Symbol Conditions Min Typ Max Unit
SCK cycle time
t
KCY
External SCK source 1,000 – – ns
Internal SCK source 1,000
SCK high, low width
t
KH
, t
KL
External SCK source 500
Internal SCK source
t
KCY
/2–50
SI setup time to SCK
high
t
SIK
External SCK source 250
Internal SCK source 250
SI hold time to SCK high
t
KSI
External SCK source 400
Internal SCK source 400
Output delay for SCK to
SO
t
KSO
External SCK source – – 300 ns
Internal SCK source 250
Interrupt input, High,
Low width
t
INTH
,
t
INTL
All interrupt
V
DD
= 3 V
500 700 – ns
RESET input Low width
t
RSL
Input
V
DD
= 3 V
10 – –
µs