DS1287
vs
MC146818ACFN
feature comparison
| Rohs Code |
No
|
|
| Part Life Cycle Code |
Obsolete
|
Obsolete
|
| Ihs Manufacturer |
DALLAS SEMICONDUCTOR
|
MOTOROLA INC
|
| Package Description |
DIP-18
|
QCCJ,
|
| Reach Compliance Code |
unknown
|
unknown
|
| ECCN Code |
EAR99
|
EAR99
|
| HTS Code |
8542.39.00.01
|
8542.39.00.01
|
| Additional Feature |
DAYLIGHT SAVINGS OPTION; SELECTABLE MOTOROLA/INTEL TIMING; 10 YEARS DATA RETENTION
|
ALSO OPERATES AT 3V SUPPLY
|
| Clock Frequency-Max |
0.032 MHz
|
0.032 MHz
|
| External Data Bus Width |
8
|
8
|
| Information Access Method |
PARALLEL, MUXED BUS
|
PARALLEL, MUXED BUS
|
| Interrupt Capability |
Y
|
|
| JESD-30 Code |
R-PDIP-T18
|
S-PQCC-J28
|
| JESD-609 Code |
e0
|
e0
|
| Number of Terminals |
18
|
28
|
| Number of Timers |
|
|
| On Chip Data RAM Width |
8
|
8
|
| Operating Temperature-Max |
70 °C
|
85 °C
|
| Operating Temperature-Min |
|
-40 °C
|
| Output Clock Frequency-Max |
0.008192 MHz
|
0.032768 MHz
|
| Package Body Material |
PLASTIC/EPOXY
|
PLASTIC/EPOXY
|
| Package Code |
DIP
|
QCCJ
|
| Package Equivalence Code |
DIP24,.6
|
|
| Package Shape |
RECTANGULAR
|
SQUARE
|
| Package Style |
IN-LINE
|
CHIP CARRIER
|
| Qualification Status |
Not Qualified
|
Not Qualified
|
| RAM (words) |
50
|
50
|
| Supply Current-Max |
15 mA
|
3 mA
|
| Supply Voltage-Max |
5.5 V
|
5.25 V
|
| Supply Voltage-Min |
4.5 V
|
4.5 V
|
| Supply Voltage-Nom |
5 V
|
5 V
|
| Surface Mount |
NO
|
YES
|
| Technology |
CMOS
|
CMOS
|
| Temperature Grade |
COMMERCIAL
|
INDUSTRIAL
|
| Terminal Finish |
TIN LEAD
|
Tin/Lead (Sn/Pb)
|
| Terminal Form |
THROUGH-HOLE
|
J BEND
|
| Terminal Pitch |
2.54 mm
|
1.27 mm
|
| Terminal Position |
DUAL
|
QUAD
|
| Time-Min |
SECONDS
|
|
| Volatile |
NO
|
|
| uPs/uCs/Peripheral ICs Type |
TIMER, REAL TIME CLOCK
|
TIMER, REAL TIME CLOCK
|
| Base Number Matches |
2
|
1
|
| Part Package Code |
|
QLCC
|
| Pin Count |
|
28
|
| Bus Compatibility |
|
8085; 8048; 8049; MC3870; MC6805; MC146805; S2000; 8021
|
| Length |
|
11.505 mm
|
| Seated Height-Max |
|
4.57 mm
|
| Width |
|
11.505 mm
|
|
|
|
Compare DS1287 with alternatives
Compare MC146818ACFN with alternatives