BQ4285EQN vs DS1287 feature comparison

BQ4285EQN Benchmarq Microelectronics Inc

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DS1287 Maxim Integrated Products

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Rohs Code No No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer BENCHMARQ MICROELECTRONICS INC MAXIM INTEGRATED PRODUCTS INC
Package Description QCCJ, LDCC28,.5SQ DIP-24
Reach Compliance Code unknown unknown
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 Y
JESD-30 Code S-PQCC-J28 R-PDIP-T24
JESD-609 Code e0 e0
Number of Terminals 28 24
Number of Timers
Operating Temperature-Max 85 °C 70 °C
Operating Temperature-Min -40 °C
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code QCCJ DIP
Package Equivalence Code LDCC28,.5SQ DIP24,.6
Package Shape SQUARE RECTANGULAR
Package Style CHIP CARRIER IN-LINE
Qualification Status Not Qualified Not Qualified
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 YES NO
Technology CMOS CMOS
Temperature Grade INDUSTRIAL COMMERCIAL
Terminal Finish TIN LEAD Tin/Lead (Sn/Pb)
Terminal Form J BEND THROUGH-HOLE
Terminal Pitch 1.27 mm 2.54 mm
Terminal Position QUAD DUAL
Time-Min SECONDS SECONDS
Volatile YES NO
uPs/uCs/Peripheral ICs Type TIMER, REAL TIME CLOCK TIMER, REAL TIME CLOCK
Base Number Matches 2 2

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