AT89C51RB2-SLRUM Atmel, AT89C51RB2-SLRUM Datasheet - Page 112
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AT89C51RB2-SLRUM
Manufacturer Part Number
AT89C51RB2-SLRUM
Description
MCU 8051 16K FLASH 5V 44-PLCC
Manufacturer
Atmel
Series
89Cr
Datasheet
1.AT89C51RB2-RLTIL.pdf
(127 pages)
Specifications of AT89C51RB2-SLRUM
Core Processor
8051
Core Size
8-Bit
Speed
60MHz
Connectivity
SPI, UART/USART
Peripherals
POR, PWM, WDT
Number Of I /o
32
Program Memory Size
16KB (16K x 8)
Program Memory Type
FLASH
Ram Size
1.25K 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
For Use With
AT89STK-11 - KIT STARTER FOR AT89C51RX2
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT89C51RB2-SLRUM
Manufacturer:
Atmel
Quantity:
500
112
AT89C51RB2/RC2
Table 76. AC Parameters for a Fix Clock
Table 77. AC Parameters for a Variable Clock
Symbol
Symbol
T
T
T
T
T
T
T
T
T
T
T
PLPH
T
T
T
AVLL
LLAX
PLAZ
T
T
T
T
LHLL
LLPL
PXIX
PXIZ
AVIV
T
T
T
T
LLIV
PLIV
T
PLPH
LHLL
AVLL
LLAX
LLPL
PLAZ
PLIV
PXIX
PXIZ
AVIV
LLIV
Type
Max
Max
Max
Max
Max
Min
Min
Min
Min
Min
Min
Standard
Clock
Min
2 T - x
4 T - x
3 T - x
3 T - x
5 T - x
T - x
T - x
T - x
T - x
25
35
50
5
5
5
0
x
x
-M
X2 Clock
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
Max
n 65
X Parameter for -
30
10
80
10
M Range
15
20
20
35
15
25
45
15
45
10
0
Min
25
35
50
5
5
5
0
X Parameter for
-L
-L Range
Max
65
30
10
80
10
15
20
20
35
15
25
45
15
45
10
0
4180E–8051–10/06
Units
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns