MC146818ACFN
vs
BQ3285S
feature comparison
Part Life Cycle Code |
Obsolete
|
Transferred
|
Ihs Manufacturer |
MOTOROLA INC
|
UNITRODE CORP
|
Part Package Code |
QLCC
|
|
Package Description |
QCCJ,
|
SOIC-24
|
Pin Count |
28
|
|
Reach Compliance Code |
unknown
|
unknown
|
ECCN Code |
EAR99
|
|
HTS Code |
8542.39.00.01
|
|
Additional Feature |
ALSO OPERATES AT 3V SUPPLY
|
|
Bus Compatibility |
8085; 8048; 8049; MC3870; MC6805; MC146805; S2000; 8021
|
|
Clock Frequency-Max |
0.032 MHz
|
0.032 MHz
|
External Data Bus Width |
8
|
8
|
Information Access Method |
PARALLEL, MUXED BUS
|
PARALLEL, MUXED BUS
|
JESD-30 Code |
S-PQCC-J28
|
R-PDSO-G24
|
JESD-609 Code |
e0
|
|
Length |
11.505 mm
|
|
Number of Terminals |
28
|
24
|
Number of Timers |
1
|
|
On Chip Data RAM Width |
8
|
|
Operating Temperature-Max |
85 °C
|
70 °C
|
Operating Temperature-Min |
-40 °C
|
|
Output Clock Frequency-Max |
0.032768 MHz
|
|
Package Body Material |
PLASTIC/EPOXY
|
PLASTIC/EPOXY
|
Package Code |
QCCJ
|
|
Package Shape |
SQUARE
|
RECTANGULAR
|
Package Style |
CHIP CARRIER
|
SMALL OUTLINE
|
Qualification Status |
Not Qualified
|
Not Qualified
|
RAM (words) |
50
|
|
Seated Height-Max |
4.57 mm
|
|
Supply Current-Max |
3 mA
|
|
Supply Voltage-Max |
5.25 V
|
5.5 V
|
Supply Voltage-Min |
4.5 V
|
4.5 V
|
Supply Voltage-Nom |
5 V
|
5 V
|
Surface Mount |
YES
|
YES
|
Technology |
CMOS
|
CMOS
|
Temperature Grade |
INDUSTRIAL
|
COMMERCIAL
|
Terminal Finish |
Tin/Lead (Sn/Pb)
|
|
Terminal Form |
J BEND
|
GULL WING
|
Terminal Pitch |
1.27 mm
|
|
Terminal Position |
QUAD
|
DUAL
|
Width |
11.505 mm
|
|
uPs/uCs/Peripheral ICs Type |
TIMER, REAL TIME CLOCK
|
TIMER, REAL TIME CLOCK
|
Base Number Matches |
3
|
3
|
|
|
|
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