AT89C2051-24SU Atmel, AT89C2051-24SU Datasheet - Page 13
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AT89C2051-24SU
Manufacturer Part Number
AT89C2051-24SU
Description
IC MCU 2K FLASH 24MHZ 20-SOIC
Manufacturer
Atmel
Series
89Cr
Datasheet
1.AT89C2051-24PU.pdf
(19 pages)
Specifications of AT89C2051-24SU
Core Processor
8051
Core Size
8-Bit
Speed
24MHz
Connectivity
UART/USART
Peripherals
LED
Number Of I /o
15
Program Memory Size
2KB (2K x 8)
Program Memory Type
FLASH
Ram Size
128 x 8
Voltage - Supply (vcc/vdd)
4 V ~ 6 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
20-SOIC (7.5mm Width)
Processor Series
AT89x
Core
8051
Data Bus Width
8 bit
Data Ram Size
128 B
Interface Type
UART
Maximum Clock Frequency
24 MHz
Number Of Programmable I/os
15
Number Of Timers
2
Operating Supply Voltage
2.7 V to 6 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
PK51, CA51, A51, ULINK2
Minimum Operating Temperature
- 40 C
Cpu Family
89C
Device Core
8051
Device Core Size
8b
Frequency (max)
24MHz
Total Internal Ram Size
128Byte
# I/os (max)
15
Number Of Timers - General Purpose
2
Operating Supply Voltage (typ)
5V
Operating Supply Voltage (max)
6V
Operating Supply Voltage (min)
4V
Instruction Set Architecture
CISC
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
20
Package Type
SOIC
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT89C2051-24SU
Manufacturer:
ATM
Quantity:
1 000
Company:
Part Number:
AT89C2051-24SU
Manufacturer:
ATM
Quantity:
1 000
Part Number:
AT89C2051-24SU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
18. External Clock Drive Waveforms
19. External Clock Drive
20. Serial Port Timing: Shift Register Mode Test Conditions
V
0368H–MICRO–6/08
Symbol
1/t
t
t
t
t
t
Symbol
t
t
t
t
t
CC
CLCL
CHCX
CLCX
CLCH
CHCL
XLXL
QVXH
XHQX
XHDX
XHDV
CLCL
= 5.0V ± 20%; Load Capacitance = 80 pF
Parameter
Serial Port Clock Cycle Time
Output Data Setup to Clock Rising Edge
Output Data Hold after Clock Rising Edge
Input Data Hold after Clock Rising Edge
Clock Rising Edge to Input Data Valid
Parameter
Oscillator Frequency
Clock Period
High Time
Low Time
Rise Time
Fall Time
()
83.3
Min
30
30
0
V
CC
= 2.7V to 6.0V
Min
700
1.0
50
0
12 MHz Osc
Max
12
20
20
Max
700
10 t
2 t
41.6
Min
15
15
12 t
0
V
CLCL
CLCL
Min
CC
Variable Oscillator
0
CLCL
-117
= 4.0V to 6.0V
-133
10 t
AT89C2051
Max
CLCL
24
20
20
Max
-133
Units
Units
MHz
ns
ns
ns
ns
ns
µs
ns
ns
ns
ns
13