DS1814CR-10/T&R Maxim Integrated Products, DS1814CR-10/T&R Datasheet - Page 7
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DS1814CR-10/T&R
Manufacturer Part Number
DS1814CR-10/T&R
Description
IC MICROMON 5V W/PBRST SOT-23-5
Manufacturer
Maxim Integrated Products
Series
MicroMonitor™r
Type
Simple Reset/Power-On Resetr
Datasheet
1.DS1814CR-10TR.pdf
(8 pages)
Specifications of DS1814CR-10/T&R
Number Of Voltages Monitored
1
Output
Push-Pull, Push-Pull
Reset
Active High/Active Low
Reset Timeout
140 ms Minimum
Voltage - Threshold
4.375V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
SOT-23-5, SC-74A, SOT-25
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
AC ELECTRICAL CHARACTERISTICS
CAPACITANCE
NOTES:
1) All voltages are referenced to ground.
2)
3) Measured with V
4) Measured with outputs open, V
5) Measured with outputs open, V
6) The
7) Noise immunity: pulses <100ns at pushbutton input will not cause a reset.
8) Must not exceed t
9) Noise immunity: pulses <2ms at V
PARAMETER
Reset Active Time
Watchdog Time-out
V
V
V
PARAMETER
Input Capacitance
Output Capacitance
ST
PBRST
PBRST
CC
CC
CC
<10kHz duty cycle-square wave or
<10kHz duty cycle-square wave or
must be driven high or low by an output that can source or sink at least 200mA when active.
PBRST
Pulse Width
Slew Rate (rising edge)
Detect to RST and
Detect to RST and
ST
= V
Stable Low to RST and
is internally pulled up to V
input current is defined as the average input current when
IL
CC
TD
³ 2.7V.
minimum.
RST
RST
RST
CC
CC
CCTP
£ 5.5V, and all inputs at V
£ 3.6V, and all inputs at V
CC
ST
ST
with an internal impedance of 50kW typical.
SYMBOL
SYMBOL
minimum will not cause a reset and V
input open.
input open.
t
C
t
t
t
PDLY
C
t
t
t
RPD
RPU
RST
TD
OUT
PB
ST
IN
7 of 8
MIN
MIN
1.12
140
140
50
(-40°C to +85°C; V
1
CC
CC
TYP
TYP
or Ground, except the
or Ground, except the
1.60
12.5
200
200
500
30
ST
is driven high or low. This input
MAX
MAX
2.40
280
280
40
5
7
CCTP
CC
- V
= 1.2V to 5.5V)
UNITS
UNITS
V/ms
CC
ms
ms
pF
pF
ms
ms
ns
ns
s
ST
ST
= 100mV.
DS1814/DS1819
(t
input at
input at
A
= 25°C)
NOTES
NOTES
7
8
9