Abov MC97F2664, Руководство пользователя

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MC97F2664
April 11, 2014 Ver. 1.4 37
7.9 AC Characteristics
Table 7-9 AC Characteristics
(T
A
= -40°C ~ +85°C, VDD= 1.8V ~ 5.5V)
Parameter Symbol Conditions MIN TYP MAX Unit
RESETB input low width t
RST
Input, VDD= 5V 10
– – μs
Interrupt input high, low width
t
IWH
,
t
IWL
All interrupt, VDD= 5V 200
– –
ns
External Counter Input High,
Low Pulse Width t
ECWH
,
t
ECWL
ECn, V
DD
= 5 V
(n= 0 - 9)
200
– –
External Counter Transition
Time t
REC
,
t
FEC
ECn, V
DD
= 5 V
(n= 0 - 9)
20
– –
t
RST
RESETB
0.2 VDD
Figure 7.1 Input Timing for RESETB
t
IWH
t
IWL
External
Interrupt
0.2 VDD
0.8 VDD
Figure 7.2 Input Timing for External Interrupts
t
ECWH
t
ECWL
ECn
t
FEC
t
REC
Figure 7.3 Input Timing for EC0
– EC9