DS1233D Datasheet, PDF (4/5 Pages) Dallas Semiconductor – 5V EconoReset

ABSOLUTE MAXIMUM RATINGS*
Voltage on V_CC Pin Relative to Ground
Voltage on I/O Relative to Ground
Operating Temperature
Storage Temperature
Soldering Temperature
-0.5V to +7.0V
-0.5V to V_CC +0.5V
-40°C to +85°C
-55°C to +125°C
260°C for 10 seconds
DS1233D
* This is a stress rating only and functional operation of the device at these or any other conditions
above those indicated in the operation sections of this specification is not implied. Exposure to
absolute maximum rating conditions for extended periods of time may affect reliability.
RECOMMENDED DC OPERATING CONDITIONS
PARAMETER
SYMBOL MIN TYP
Supply Voltage
V_CC
1.2 5.0
(-40°C to +85°C)
MAX UNITS NOTES
5.5
V
1
DC ELECTRICAL CHARACTERISTICS
PARAMETER
SYMBOL
Low Level @ RST
V_OL
Output Current @ 0.4V
I_OL
Operating Current
I_CC
V_CC Trip Point 5%
V_CCTP1
V_CC Trip Point 10%
V_CCTP2
V_CC Trip Point 15%
V_CCTP3
Output Capacitance
C_OUT
Internal Pull-Up Resistor
R_P
(-40°C to +85°C; V_DD=5V ± 10%)
MIN TYP MAX UNITS NOTES
0.4
V
1
+8
mA
2
50
mA
4.5 4.625 4.74
V
1
4.25 4.375 4.49
V
1
4.0 4.125 4.24
V
1
10
pF
3.75 5
6.25
kW
AC ELECTRICAL CHARACTERISTICS
PARAMETER
SYMBOL
Reset Active Time
t_RST
V_CC Detect to RST
t_RPD
V_CC Slew Rate (4.75V - 4.00V)
t_F
V_CC Slew Rate (4.00V - 4.75V)
t_R
V_CC Detect to RST
t_RPU
(-40°C to +85°C; V_CC=5V ± 10%)
MIN TYP MAX UNITS NOTES
250 350 450
ms
100
ns
300
ms
0
ns
250 350 450
ms
NOTES:
1. All voltages are referenced to ground.
2. A 1 kW external resistor may be required for proper operation of the microprocessor reset control
circuit.
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