AT89C4051 Atmel Corporation, AT89C4051 Datasheet - Page 13
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AT89C4051
Manufacturer Part Number
AT89C4051
Description
Manufacturer
Atmel Corporation
Datasheet
1.AT89C4051.pdf
(19 pages)
Specifications of AT89C4051
Flash (kbytes)
4 Kbytes
Max. Operating Frequency
24 MHz
Cpu
8051-12C
Max I/o Pins
15
Uart
1
Sram (kbytes)
0.125
Operating Voltage (vcc)
2.7 to 6.0
Timers
2
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT89C4051-12PI
Manufacturer:
ATMEL
Quantity:
1 588
Company:
Part Number:
AT89C4051-12PU
Manufacturer:
SyncMOS
Quantity:
5 000
Part Number:
AT89C4051-12PU
Manufacturer:
AT
Quantity:
20 000
Part Number:
AT89C4051-12SC
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Company:
Part Number:
AT89C4051-12SI
Manufacturer:
ES
Quantity:
21 000
Company:
Part Number:
AT89C4051-12SU
Manufacturer:
ATMEL
Quantity:
5 000
Part Number:
AT89C4051-12SU
Manufacturer:
AT
Quantity:
20 000
Company:
Part Number:
AT89C4051-24PC
Manufacturer:
ATM
Quantity:
2 060
Part Number:
AT89C4051-24PC
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Part Number:
AT89C4051-24PI
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
18. External Clock Drive Waveforms
19. External Clock Drive
1001F–MICRO–6/08
Symbol
1/t
t
t
t
t
t
CLCL
CHCX
CLCX
CLCH
CHCL
CLCL
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
Max
12
20
20
41.6
Min
15
15
0
V
CC
= 4.0V to 6.0V
AT89C4051
Max
24
20
20
Units
MHz
ns
ns
ns
ns
ns
13