DS12C887A+ Maxim Integrated Products, DS12C887A+ Datasheet - Page 2
![IC RTC W/RAM 128 BYTE 24-EDIP](/photos/6/58/65847/175-24-dip_sml.jpg)
DS12C887A+
Manufacturer Part Number
DS12C887A+
Description
IC RTC W/RAM 128 BYTE 24-EDIP
Manufacturer
Maxim Integrated Products
Type
Clock/Calendar/NVSRAMr
Datasheet
1.DS12885N.pdf
(22 pages)
Specifications of DS12C887A+
Memory Size
113B
Time Format
HH:MM:SS (12/24 hr)
Date Format
YY-MM-DD-dd
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Through Hole
Package / Case
24-DIP (600 mil) Module
Function
Clock/Calendar/Alarm
Rtc Memory Size
113 Byte
Supply Voltage (max)
5.5 V
Supply Voltage (min)
4.5 V
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Mounting Style
Through Hole
Rtc Bus Interface
Multiplexed
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
ABSOLUTE MAXIMUM RATINGS
Voltage Range on V
Operating Temperature Range ...................................................
Operating Temperature Range ...................................................
Storage Temperature Range
Real-Time Clocks
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
DC ELECTRICAL CHARACTERISTICS
(V
2
Supply Voltage
V
Input Logic 1
Input Logic 0
V
V
Input Leakage
I/O Leakage
Input Current
Output at 2.4V
Output at 0.4V
Power-Fail Voltage
VRT Trip Point
Commercial (noncondensing) .............................0°C to +70°C
Industrial (noncondensing)...............................-40°C to +85°C
EDIP ..................................................................-40°C to +85°C
PDIP, SO, PLCC, TQFP ..................................-55°C to +125°C
BAT
CC
CC
CC
_____________________________________________________________________
= +4.5V to +5.5V, T
Power-Supply Current
Standby Current
Input Voltage
PARAMETER
CC
Pin Relative to Ground .....-0.3V to +6.0V
A
= over the operating range, unless otherwise noted.) (Note 2)
SYMBOL
VRT
V
I
I
I
V
MOT
I
V
V
CC1
CCS
I
I
V
BAT
I
OH
OL
OL
CC
IL
PF
IH
IL
TRIP
(Note 3)
(Note 3)
(Note 3)
(Note 3)
(Note 4)
(Note 5)
(Note 6)
(Note 7)
(Note 3)
(Note 3)
(Note 3)
CONDITIONS
Lead Temperature (soldering, 10s) .................................+260°C
(Note: EDIP is hand or wave-soldered only.)
Soldering Temperature (reflow)
PDIP, SO, PLCC............................................................+260°C
TQFP .............................................................................+245°C
MIN
-0.3
-1.0
-1.0
-1.0
-1.0
4.5
2.5
2.2
4.0
TYP
4.25
1.3
V
+500
MAX
+0.8
+1.0
+1.0
CC
5.5
4.0
0.3
4.0
4.5
15
+
UNITS
mA
mA
mA
mA
µA
µA
µA
V
V
V
V
V
V