Data Sheet

© 2011 Fairchild Semiconductor Corporation www.fairchildsemi.com
FT3001 • Rev. 1.0.4 5
FT3001 — Reset Timer with Configurable Delay
AC Electrical Characteristics
Unless otherwise specified, conditions of T
A
=-40 to 80°C with V
CC
=1.8 - 5.0 V OR T
A
=-25 to 85°C with V
CC
=1.7 – 5 V OR
T
A
=0 to 85°C with V
CC
=1.65 – 5 V produce the performance characteristics below.
Symbol Parameter Condition Min. Typ. Max. Unit
t
PHL1
,
t
PLH1
Timer Delay, /SRn to /RST1
(DSR0=0, DSR1=0)
C
L
=5 pF, R
L
=5 k,
Figure 9, Figure 4, Figure 5
2.40 3.00 3.60
s
Timer Delay, /SRn to /RST1
(DSR0=0, DSR1=1)
C
L
=5 pF, R
L
=5 k, Figure 9, Figure
4, Figure 5
3.00 3.75 4.50
Timer Delay, /SRn to RST2
(DSR0=1, DSR1=0)
C
L
=5 pF, R
L
=10 k, Figure 6, Figure
7
3.60 4.50 5.40
Timer Delay, /SRn to RST2
(DSR0=1, DSR1=1),
C
L
=5 pF, R
L
=10 k, Figure 6, Figure
7
4.80 6.00 7.20
t
REC
Reset Timeout Delay, /RST1 and
RST2
Figure 4, Figure 5, Figure 6, Figure 7 400 ms
Capacitance Specifications
T
A
= +25C.
Symbol Parameter Condition Typical Unit
C
IN
Input Capacitance V
CC
=GND 4.0 pF
C
OUT
Output capacitance V
CC
=5.0 V 5.0 pF