AT89C51ED2-SLSIM Atmel, AT89C51ED2-SLSIM Datasheet - Page 120
AT89C51ED2-SLSIM
Manufacturer Part Number
AT89C51ED2-SLSIM
Description
IC 8051 MCU FLASH 64K 44PLCC
Manufacturer
Atmel
Series
89Cr
Datasheet
1.ATWEBDVK-02RC.pdf
(137 pages)
Specifications of AT89C51ED2-SLSIM
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
Eeprom Size
2K x 8
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
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Data Converters
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AT89C51RD2/ED2
Table 25-4.
Table 25-5.
Symbol
Symbol
Symbol Description
AC Parameters for a Fix Clock
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
WLWH
QVWX
QVWH
WHQX
WLWH
QVWX
QVWH
WHQX
RHDX
RHDZ
AVWL
WHLH
RHDX
AVWL
WHLH
RLRH
RLDV
AVDV
RLAZ
RLRH
RLDV
RHDZ
AVDV
LLDV
LLWL
LLDV
LLWL
RLAZ
Parameter
RD Pulse Width
WR Pulse Width
RD to Valid Data In
Data Hold After RD
Data Float After RD
ALE to Valid Data In
Address to Valid Data In
ALE to WR or RD
Address to WR or RD
Data Valid to WR Transition
Data Set-up to WR High
Data Hold After WR
RD Low to Address Float
RD or WR High to ALE high
Min
125
125
155
45
70
10
0
5
0
5
-M
Max
155
160
105
95
25
45
4235K–8051–05/08
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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