IC MICRO CTRL 24MHZ 44PLCC

AT89C51-24JI

Manufacturer Part NumberAT89C51-24JI
DescriptionIC MICRO CTRL 24MHZ 44PLCC
ManufacturerAtmel
Series89C
AT89C51-24JI datasheet
 


Specifications of AT89C51-24JI

Core Processor8051Core Size8-Bit
Speed24MHzConnectivityUART/USART
Number Of I /o32Program Memory Size4KB (4K x 8)
Program Memory TypeFLASHRam Size128 x 8
Voltage - Supply (vcc/vdd)4 V ~ 6 VOscillator TypeInternal
Operating Temperature-40°C ~ 85°CPackage / Case44-PLCC
Lead Free Status / RoHS StatusContains lead / RoHS non-compliantEeprom Size-
Data Converters-Peripherals-
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External Program Memory Read Cycle
t
LHLL
ALE
t
AVLL
PSEN
PORT 0
PORT 2
External Data Memory Read Cycle
t
LHLL
ALE
PSEN
RD
t
AVLL
A0 - A7 FROM RI OR DPL
PORT 0
PORT 2
P2.0 - P2.7 OR A8 - A15 FROM DPH
AT89C51
12
t
LLIV
t
LLPL
t
PLIV
t
PLAZ
t
PXIZ
t
LLAX
t
PXIX
A0 - A7
INSTR IN
t
AVIV
A8 - A15
t
LLDV
t
RLRH
t
LLWL
t
LLAX
t
RLDV
t
RLAZ
DATA IN
t
AVWL
t
AVDV
t
PLPH
t
PXAV
A0 - A7
A8 - A15
t
WHLH
t
RHDZ
t
RHDX
A0 - A7 FROM PCL
INSTR IN
A8 - A15 FROM PCH