AT89C51RD2-SLSUM Atmel, AT89C51RD2-SLSUM Datasheet - Page 119

IC 8051 MCU FLASH 64K 44PLCC

AT89C51RD2-SLSUM

Manufacturer Part Number
AT89C51RD2-SLSUM
Description
IC 8051 MCU FLASH 64K 44PLCC
Manufacturer
Atmel
Series
89Cr
Datasheet

Specifications of AT89C51RD2-SLSUM

Core Processor
8051
Core Size
8-Bit
Speed
60MHz
Connectivity
SPI, UART/USART
Peripherals
POR, PWM, WDT
Number Of I /o
34
Program Memory Size
64KB (64K x 8)
Program Memory Type
FLASH
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
44-PLCC
Processor Series
AT89x
Core
8051
Data Bus Width
8 bit
Data Ram Size
2 KB
Interface Type
UART, SPI
Maximum Clock Frequency
60 MHz
Number Of Programmable I/os
32
Number Of Timers
3
Operating Supply Voltage
2.7 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
PK51, CA51, A51, ULINK2
Minimum Operating Temperature
- 40 C
Package
44PLCC
Device Core
80C51
Family Name
89C
Maximum Speed
40 MHz
For Use With
AT89OCD-01 - USB EMULATOR FOR AT8XC51 MCUAT89STK-11 - KIT STARTER FOR AT89C51RX2
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Lead Free Status / Rohs Status
 Details

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25.3.3
25.3.4
4235K–8051–05/08
External Program Memory Read Cycle
External Data Memory Characteristics
PORT 0
PORT 2
PSEN
ALE
INSTR IN
OR SFR-P2
ADDRESS
Table 25-3.
T
Symbol
LHLL
T
T
T
T
T
T
T
T
T
T
T
T
T
PLPH
PLAZ
LHLL
AVLL
LLAX
LLPL
LLAX
PLIV
PXIX
PXIZ
AVIV
LLIV
AC Parameters for a Variable Clock
AVLL
A0-A7
T
AVIV
ADDRESS A8-A15
T
Type
LLIV
T
Max
Max
Max
Max
Max
Min
Min
Min
Min
Min
Min
LLPL
TPLAZ
T
PLIV
T
PLPH
Standard Clock
INSTR IN
T
PXIX
2 T - x
4 T - x
3 T - x
3 T - x
5 T - x
T - x
T - x
T - x
T - x
12 T
x
x
CLCL
T
PXIZ
T
PXAV
X2 Clock
A0-A7
0.5 T - x
0.5 T - x
0.5 T - x
1.5 T - x
1.5 T - x
0.5 T - x
2.5 T - x
2 T - x
T - x
x
x
AT89C51RD2/ED2
ADDRESS A8-A15
X parameter for
-M range
INSTR IN
15
20
20
35
15
25
45
15
45
10
0
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
119

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