TC1232 Datasheet, PDF (3/20 Pages) TelCom Semiconductor, Inc – MICROPROCESSOR MONITOR

TC1232
V_CC
t_F
+4.75V
+4.25V
t_R
+4.75V
+4.25V
V_CC = 5V
V_CC
+4.5V (5% Trip Point)
+4.25V (10% Trip Point)
V_CC
4.6V (5% Trip Point)
4.5V(10% Trip Point)
RST
RST
Determined by
external Pull-up
resistor
t_RPD
V_OH
V_OL
RST
RST
t_RPU
V_{OH Determined by}
external Pull-up
V_OL resistor
FIGURE 1-1:
Rise Time, Fall Time and Reset Detected to Reset Active Timing Waveforms.
AC CHARACTERISTICS
Electrical Specifications: Unless otherwise noted, T_A = T_MIN to T_MAX; V_CC = +4.0V to 5.5V.
Parameters
Sym Min Typ Max Units
Conditions
V_CC Fall Time
V_CC Rise Time
V_CC Trip Point Detected
to RST High and RST Low
V_CC Trip Point Detected
to RST High and RST Open
Note 1: Ensured by design.
2: t_R = 5 µs.
t_F
t_R
t_RPD
t_RPU
10
—
0
—
—
—
250 610
—
—
100
1000
µs Note 1
µs Note 1
ns V_CC falling
ms V_CC rising (Note 2)
© 2005 Microchip Technology Inc.
Preliminary
DS21370C-page 3