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BQ4285Q

Description
Real Time Clock, Volatile, 1 Timer(s), CMOS, PQCC28,
CategoryThe embedded processor and controller    Microcontrollers and processors   
File Size942KB,23 Pages
ManufacturerBenchmarq Microelectronics Inc
Download Datasheet Parametric Compare View All

BQ4285Q Overview

Real Time Clock, Volatile, 1 Timer(s), CMOS, PQCC28,

BQ4285Q Parametric

Parameter NameAttribute value
Is it Rohs certified?incompatible
MakerBenchmarq Microelectronics Inc
Reach Compliance Codeunknown
Other featuresDAYLIGHT SAVING OPTION; BACKUP & WRITE PROTECTION FOR EXT SRAM; SELECTABLE INTEL/MOTOROLA TIMING
External data bus width8
Information access methodsPARALLEL, MUXED BUS
interrupt capabilityY
JESD-30 codeS-PQCC-J28
JESD-609 codee0
Number of terminals28
Number of timers1
On-chip data RAM width8
Maximum operating temperature70 °C
Minimum operating temperature
Maximum output clock frequency0.008192 MHz
Package body materialPLASTIC/EPOXY
encapsulated codeQCCJ
Encapsulate equivalent codeLDCC28,.5SQ
Package shapeSQUARE
Package formCHIP CARRIER
Peak Reflow Temperature (Celsius)NOT SPECIFIED
power supply5 V
Certification statusNot Qualified
RAM (number of words)114
Maximum slew rate15 mA
Maximum supply voltage5.5 V
Minimum supply voltage4.5 V
Nominal supply voltage5 V
surface mountYES
technologyCMOS
Temperature levelCOMMERCIAL
Terminal surfaceTin/Lead (Sn/Pb)
Terminal formJ BEND
Terminal pitch1.27 mm
Terminal locationQUAD
shortest timeSECONDS
Maximum time at peak reflow temperatureNOT SPECIFIED
VolatileYES
uPs/uCs/peripheral integrated circuit typeTIMER, REAL TIME CLOCK
Base Number Matches1

BQ4285Q Related Products

BQ4285Q BQ4285S BQ4285P
Description Real Time Clock, Volatile, 1 Timer(s), CMOS, PQCC28, Real Time Clock, Volatile, 1 Timer(s), CMOS, PDSO24, Real Time Clock, Volatile, 1 Timer(s), CMOS, PDIP24,
Is it Rohs certified? incompatible incompatible incompatible
Maker Benchmarq Microelectronics Inc Benchmarq Microelectronics Inc Benchmarq Microelectronics Inc
Reach Compliance Code unknown unknown unknown
Other features DAYLIGHT SAVING OPTION; BACKUP & WRITE PROTECTION FOR EXT SRAM; SELECTABLE INTEL/MOTOROLA TIMING DAYLIGHT SAVING OPTION; BACKUP & WRITE PROTECTION FOR EXTERNAL SRAM DAYLIGHT SAVING OPTION; BACKUP & WRITE PROTECTION FOR EXTERNAL SRAM
External data bus width 8 8 8
Information access methods PARALLEL, MUXED BUS PARALLEL, MUXED BUS PARALLEL, MUXED BUS
interrupt capability Y Y Y
JESD-30 code S-PQCC-J28 R-PDSO-G24 R-PDIP-T24
JESD-609 code e0 e0 e0
Number of terminals 28 24 24
Number of timers 1 1 1
On-chip data RAM width 8 8 8
Maximum operating temperature 70 °C 70 °C 70 °C
Maximum output clock frequency 0.008192 MHz 0.008192 MHz 0.008192 MHz
Package body material PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code QCCJ SOP DIP
Encapsulate equivalent code LDCC28,.5SQ SOP24,.3 DIP24,.6
Package shape SQUARE RECTANGULAR RECTANGULAR
Package form CHIP CARRIER SMALL OUTLINE IN-LINE
Peak Reflow Temperature (Celsius) NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED
power supply 5 V 5 V 5 V
Certification status Not Qualified Not Qualified Not Qualified
RAM (number of words) 114 114 114
Maximum slew rate 15 mA 15 mA 15 mA
Maximum supply voltage 5.5 V 5.5 V 5.5 V
Minimum supply voltage 4.5 V 4.5 V 4.5 V
Nominal supply voltage 5 V 5 V 5 V
surface mount YES YES NO
technology CMOS CMOS CMOS
Temperature level COMMERCIAL COMMERCIAL COMMERCIAL
Terminal surface Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb)
Terminal form J BEND GULL WING THROUGH-HOLE
Terminal pitch 1.27 mm 1.27 mm 2.54 mm
Terminal location QUAD DUAL DUAL
shortest time SECONDS SECONDS SECONDS
Maximum time at peak reflow temperature NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED
Volatile YES YES YES
uPs/uCs/peripheral integrated circuit type TIMER, REAL TIME CLOCK TIMER, REAL TIME CLOCK TIMER, REAL TIME CLOCK
Base Number Matches 1 1 1
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