AT89C4051-24PI Atmel, AT89C4051-24PI Datasheet - Page 11

• Manufacturer Part Number: AT89C4051-24PI
• Description: IC MICRO CTRL 24MHZ 20DIP
• Manufacturer: Atmel
• Series: 89Cr

Specifications of AT89C4051-24PI

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 24MHz
• Connectivity: UART/USART
• Peripherals: Brown-out Detect/Reset, LED, POR
• Number Of I /o: 15
• Program Memory Size: 4KB (4K 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)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

14. Flash Programming and Verification Characteristics
T
Note:
15. Flash Programming and Verification Waveforms
1001F–MICRO–6/08
Symbol
V
I
t
t
t
t
t
t
t
t
t
t
t
t
A
PP
DVGL
GHDX
EHSH
SHGL
GHSL
GLGH
ELQV
EHQZ
GHBL
WC
BHIH
IHIL
PP
= 20°C to 30°C, V
1. Only used in 12-volt programming mode.
CC
Parameter
Programming Enable Voltage
Programming Enable Current
Data Setup to PROG Low
Data Hold after PROG
P3.4 (ENABLE) High to V
V
V
PROG Width
ENABLE Low to Data Valid
Data Float after ENABLE
PROG High to BUSY Low
Byte Write Cycle Time
RDY/BSY\ to Increment Clock Delay
Increment Clock High
PP
PP
= 5.0 ± 10%
Setup to PROG Low
Hold after PROG
PP
11.5
Min
200
1.0
1.0
1.0
1.0
10
10
1
0
Max
12.5
250
110
1.0
1.0
2.0
50
AT89C4051
Units
ms
µA
µs
µs
µs
µs
µs
µs
ns
µs
ns
µs
µs
V
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