AT89C2051-24PI Atmel, AT89C2051-24PI Datasheet - Page 13

IC MICRO CTRL 24MHZ 20DIP

AT89C2051-24PI

Manufacturer Part Number
AT89C2051-24PI
Description
IC MICRO CTRL 24MHZ 20DIP
Manufacturer
Atmel
Series
89Cr
Datasheet

Specifications of AT89C2051-24PI

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-DIP (0.300", 7.62mm)
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 x 16 bit
Operating Supply Voltage
4 V to 6 V
Maximum Operating Temperature
+ 85 C
Mounting Style
Through Hole
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
Lead Free Status / Rohs Status
No RoHS Version Available

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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

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