DS1643-12
vs
DS1243Y-120+
feature comparison
| Rohs Code |
No
|
Yes
|
| Part Life Cycle Code |
Obsolete
|
Transferred
|
| Ihs Manufacturer |
DALLAS SEMICONDUCTOR
|
MAXIM INTEGRATED PRODUCTS INC
|
| Package Description |
DIP, DIP28,.6
|
0.720 INCH, ROHS COMPLIANT, ENCAPSULATED, DIP-28
|
| Reach Compliance Code |
unknown
|
compliant
|
| Additional Feature |
ACCURACY 1 MIN/MONTH @ 25 DEGREE C; 10 YEARS DATA RETENTION
|
|
| Clock Frequency-Max |
0.032 MHz
|
2 MHz
|
| External Data Bus Width |
8
|
8
|
| Information Access Method |
PARALLEL, DIRECT ADDRESS
|
PARALLEL, DIRECT ADDRESS
|
| Interrupt Capability |
N
|
N
|
| JESD-30 Code |
R-PDIP-T28
|
R-PDIP-P28
|
| JESD-609 Code |
e0
|
e3
|
| Number of Terminals |
28
|
28
|
| Number of Timers |
|
|
| On Chip Data RAM Width |
8
|
|
| Operating Temperature-Max |
70 °C
|
70 °C
|
| Operating Temperature-Min |
|
|
| Package Body Material |
PLASTIC/EPOXY
|
PLASTIC/EPOXY
|
| Package Code |
DIP
|
DIP
|
| Package Equivalence Code |
DIP28,.6
|
DIP28,.6
|
| Package Shape |
RECTANGULAR
|
RECTANGULAR
|
| Package Style |
IN-LINE
|
IN-LINE
|
| Qualification Status |
Not Qualified
|
Not Qualified
|
| RAM (words) |
4096
|
|
| Supply Current-Max |
55 mA
|
|
| Supply Voltage-Max |
5.5 V
|
5.5 V
|
| Supply Voltage-Min |
4.5 V
|
4.5 V
|
| Supply Voltage-Nom |
5 V
|
5 V
|
| Surface Mount |
NO
|
NO
|
| Technology |
CMOS
|
CMOS
|
| Temperature Grade |
COMMERCIAL
|
COMMERCIAL
|
| Terminal Finish |
TIN LEAD
|
MATTE TIN
|
| Terminal Form |
THROUGH-HOLE
|
PIN/PEG
|
| Terminal Pitch |
2.54 mm
|
2.54 mm
|
| Terminal Position |
DUAL
|
DUAL
|
| Time-Min |
SECONDS
|
1/100 SECOND
|
| Volatile |
NO
|
NO
|
| uPs/uCs/Peripheral ICs Type |
TIMER, REAL TIME CLOCK
|
TIMER, REAL TIME CLOCK
|
| Base Number Matches |
2
|
2
|
| Pbfree Code |
|
Yes
|
| Part Package Code |
|
DIP
|
| Pin Count |
|
28
|
| ECCN Code |
|
EAR99
|
| HTS Code |
|
8473.30.11.40
|
| Length |
|
38.862 mm
|
| Seated Height-Max |
|
9.398 mm
|
| Width |
|
15.24 mm
|
|
|
|
Compare DS1643-12 with alternatives
Compare DS1243Y-120+ with alternatives