AT89C51RB2-3CSUL Atmel, AT89C51RB2-3CSUL Datasheet - Page 110
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AT89C51RB2-3CSUL
Manufacturer Part Number
AT89C51RB2-3CSUL
Description
MCU 8051 16K FLASH 3V 44-PLCC
Manufacturer
Atmel
Series
89Cr
Datasheet
1.AT89C51RB2-RLTIL.pdf
(127 pages)
Specifications of AT89C51RB2-3CSUL
Core Processor
8051
Core Size
8-Bit
Speed
40MHz
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 ~ 3.6 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
1280 B
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
Mounting Style
Through Hole
3rd Party Development Tools
PK51, CA51, A51, ULINK2
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
110
7. For other values, please contact your sales office.
8. Icc Flash Write operation current while an on-chip flash page write is on going.
AT89C51RB2/RC2
If I
than the listed test conditions.
OL
exceeds the test condition, V
Figure 46. I
Figure 47. I
Figure 48. I
Figure 49. Clock Signal Waveform for I
OL
CLOCK
SIGNAL
may exceed the related specification. Pins are not guaranteed to sink current greater
(NC)
CC
CC
CC
CLOCK
SIGNAL
(NC)
Test Condition, Active Mode
Test Condition, Idle Mode
Test Condition, Power-down Mode
(NC)
RST
XTAL2
XTAL1
V
SS
V
RST
XTAL2
XTAL1
V
CC
V
SS
V
CC
EA
CC
T
I
P0
-0.5V
0.45V
CC
CHCL
RST
XTAL2
XTAL1
V
V
SS
EA
V
CC
P0
T
I
CC
CC
CLCH
V
V
CC
V
EA
CC
CC
= T
I
P0
V
CC
CC
CHCL
CC
V
CC
V
Tests in Active and Idle Modes
= 5ns.
CC
T
CLCH
All other pins are disconnected.
0.7V
All other pins are disconnected.
0.2V
CC
All other pins are disconnected.
CC
-0.1
4180E–8051–10/06