TC1232COE Microchip Technology, TC1232COE Datasheet - Page 6

• Manufacturer Part Number: TC1232COE
• Description: IC MPU MONITOR 4.5V 16-SOIC
• Manufacturer: Microchip Technology
• Type: Simple Reset/Power-On Resetr

Specifications of TC1232COE

• Number Of Voltages Monitored: 1
• Output: Open Drain or Open Collector
• Reset: Active High/Active Low
• Reset Timeout: 250 ms Minimum
• Voltage - Threshold: 4.37V, 4.62V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.300", 7.5mm Width)
• Threshold Voltage: 4.37V
• No. Of Supervisors / Monitors: 1
• Supply Voltage Range: 4V To 5.5V
• Reset Type: Active-High / Active-Low
• Supply Current: 50µA
• Delay Time: 1200ms
• Digital Ic Case Style: SOIC
• Monitored Voltage: 4.5 V to 4.75 V
• Undervoltage Threshold: 4.5 V, 4.25 V
• Output Type: Active High, Active Low, Open Drain, Push-Pull
• Manual Reset: Resettable
• Watchdog: Watchdog
• Battery Backup Switching: No Backup
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4 V
• Supply Current (typ): 200 uA
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• Power Fail Detection: Yes
• Overvoltage Threshold: 4.74 V or 4.49 V
• Power-up Reset Delay (typ): 1000 ms
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

TC1232
FIGURE 3-3:
PB RST Input.
FIGURE 3-4:
DS21370B-page 6
Note: t
PB RST
RST
RST
The debounced PB RST input ignores input pulses less
than 1 msec and is designed to recognize pulses of
20 msec or greater.
ST
to-low transitions (ST is activated by falling edges
only) which will keep the watchdog timer from forcing
the reset outputs active for a time of t
function of the voltage at the TD pin, as tabulated
below:
TD
TD pin = 0V
TD pin = Open
TD pin = V
Condition
is the maximum elapsed time between ST high-
t
V
ST
IL
t
PBD
CC
t
t
PB
TD
Push-Button Reset –
62.5 ms
Strobe Input.
250 ms
500 ms
Min
1200 ms
I
150 ms
600 ms
TD
V
IH
Typ
t
RST
RST
1000 ms
2000 ms
. I
250 ms
Max
TD
is a
FIGURE 3-5:
FIGURE 3-6:
V
V
CC
CC
+4.75V
+4.25V
Power-Down Slew Rate.
Power-up Slew Rate.
t
2003 Microchip Technology Inc.
F
t
R
+4.25V
+4.75V