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■ Real-Time Clock Keeps Track of Hundredths
of Seconds, Seconds, Minutes, Hours, Days,
Date of the Month, Months, and Years
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■ 8K x 8 NV SRAM Directly Replaces
Volatile Static RAM or EEPROM
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■ Embedded Lithium Energy Cell Maintains
Calendar Operation and Retains RAM Data
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■ Watch Function is Transparent to RAM
Operation
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■ Automatic Leap Year Compensation Valid
Up to 2100
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| CATALOG |
| DS1243Y-120+ COUNTRY OF ORIGIN |
DS1243Y-120+ PARAMETRIC INFO
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DS1243Y-120+ PACKAGE INFO
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DS1243Y-120+ MANUFACTURING INFO
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| DS1243Y-120+ PACKAGING INFO
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DS1243Y-120+ ECAD MODELS
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COUNTRY OF ORIGIN
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| Philippines |
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PARAMETRIC INFO
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| Date Format |
DW:DM:M:Y |
| Time Format |
HH:MM:SS:hh |
| User RAM (byte) |
8192 |
| Bus Type |
Phantom Clock|Parallel |
| Function |
Clock/Calendar/NV Timekeeping RAM |
| Maximum Access Time (ns) |
120 |
| Minimum Operating Temperature (°C) |
0 |
| Maximum Operating Temperature (°C) |
70 |
| Supplier Temperature Grade |
Commercial |
| Minimum Operating Supply Voltage (V) |
4.5 |
| Typical Operating Supply Voltage (V) |
5 |
| Maximum Operating Supply Voltage (V) |
5.5 |
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PACKAGE INFO
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| Supplier Package |
EDIP |
| Basic Package Type |
Through Hole |
| Pin Count |
28 |
| Lead Shape |
Through Hole |
| PCB |
28 |
| Tab |
N/R |
| Pin Pitch (mm) |
2.79(Max) |
| Package Length (mm) |
39.37(Max) |
| Package Width (mm) |
18.29(Max) |
| Package Height (mm) |
10.67(Max) |
| Package Diameter (mm) |
N/R |
| Seated Plane Height (mm) |
10.67(Max) |
| Mounting |
Through Hole |
| Package Material |
Plastic |
| Package Description |
Encapsulated Dual In Line Package |
| Package Family Name |
DIP |
| Jedec |
N/A |
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MANUFACTURING INFO
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| MSL |
N/R |
| Maximum Reflow Temperature (°C) |
N/R |
| Reflow Solder Time (Sec) |
N/R |
| Maximum Wave Temperature (°C) |
260 |
| Wave Solder Time (Sec) |
10 |
| Lead Finish(Plating) |
Matte Sn annealed |
| Under Plating Material |
N/A |
| Terminal Base Material |
Cu |
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PACKAGING INFO
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| Packaging |
Tube |
| Quantity Of Packaging |
12 |
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ECAD MODELS
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