AT89C51AC3-SLSUM Atmel, AT89C51AC3-SLSUM Datasheet - Page 130
AT89C51AC3-SLSUM
Manufacturer Part Number
AT89C51AC3-SLSUM
Description
IC 8051 MCU FLASH 64K 44PLCC
Manufacturer
Atmel
Series
89Cr
Datasheet
1.AT89C51AC3-RLTUM.pdf
(140 pages)
Specifications of AT89C51AC3-SLSUM
Core Processor
8051
Core Size
8-Bit
Speed
60MHz
Connectivity
UART/USART
Peripherals
POR, PWM, WDT
Number Of I /o
36
Program Memory Size
64KB (64K x 8)
Program Memory Type
FLASH
Eeprom Size
2K x 8
Ram Size
2.25K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 8x10b
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
2304 B
Interface Type
UART, SPI
Maximum Clock Frequency
60 MHz
Number Of Programmable I/os
36
Number Of Timers
3
Operating Supply Voltage
3 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
On-chip Adc
10 bit, 8 Channel
Package
44PLCC
Device Core
8051
Family Name
89C
Maximum Speed
60 MHz
For Use With
AT89OCD-01 - USB EMULATOR FOR AT8XC51 MCU
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Shift Register Timing
Waveforms
External Clock Drive
Characteristics (XTAL1)
130
AT89C51AC3
INSTRUCTION
ALE
CLOCK
OUTPUT DATA
WRITE to SBUF
INPUT DATA
CLEAR RI
Table 80. AC Parameters for a Fix Clock (F = 40 MHz)
Table 81. AC Parameters for a Variable Clock
Table 82. AC Parameters
T
CHCX
Symbol
T
T
T
T
T
CHCX
CLCL
CLCX
CLCH
CHCL
Symbol
/T
T
T
T
T
T
CLCX
QVHX
XHQX
XHDX
XHDV
XLXL
Symbol
T
T
T
T
T
T
QVXH
0
QVHX
XHQX
XHDX
XHDV
XLXL
Parameter
Oscillator Period
High Time
Low Time
Rise Time
Fall Time
Cyclic ratio in X2 mode
T
XHDV
1
0
VALID
T
Type
Max
XLXL
Min
Min
Min
Min
T
XHQX
2
1
VALID
Standard
Min
10 T - x
10 T - x
300
200
Clock
2 T - x
30
T
0
12 T
3
XHDX
2
x
VALID
4
3
VALID
X2 Clock
5 T - x
5 T- x
T - x
6 T
Min
x
25
40
5
5
Max
117
5
4
VALID
X parameter
for -M range
6
5
133
VALID
50
20
0
Max
4383D–8051–02/08
60
5
5
7
6
VALID
Units
ns
ns
ns
ns
ns
Units
SET TI
SET RI
ns
ns
ns
ns
ns
8
7
Units
VALID
ns
ns
ns
ns
ns
%