AT89S8252-24PI Atmel, AT89S8252-24PI Datasheet - Page 29

• Manufacturer Part Number: AT89S8252-24PI
• Description: MCU W/SPI 8KB FLSH 2K EEP 40-DIP
• Manufacturer: Atmel
• Series: 89Sr

Specifications of AT89S8252-24PI

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 24MHz
• Connectivity: SPI, UART/USART
• Peripherals: POR, WDT
• Number Of I /o: 32
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 2K x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 40-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Data Converters: -
• Other names: AT89S825224PI

Flash Programming and Verification Characteristics – Parallel Mode
T
Flash/EEPROM Programming and Verification Waveforms – Parallel Mode
0401G–MICRO–3/06
A
Symbol
V
I
1/t
t
t
t
t
t
t
t
t
t
t
t
t
PP
AVGL
GHAX
DVGL
GHDX
EHSH
SHGL
GLGH
AVQV
ELQV
EHQZ
GHBL
WC
PP
= 0°C to 70°C, V
CLCL
Parameter
Programming Enable Voltage
Programming Enable Current
Oscillator Frequency
Address Setup to PROG Low
Address Hold after PROG
Data Setup to PROG Low
Data Hold after PROG
P2.7 (ENABLE) High to V
V
PROG Width
Address to Data Valid
ENABLE Low to Data Valid
Data Float after ENABLE
PROG High to BUSY Low
Byte Write Cycle Time
PP
Setup to PROG Low
CC
= 5.0V ± 10%
PP
48t
48t
48t
48t
48t
11.5
Min
10
3
1
0
CLCL
CLCL
CLCL
CLCL
CLCL
AT89S8252
48t
48t
48t
Max
12.5
110
1.0
1.0
2.0
24
CLCL
CLCL
CLCL
Units
MHz
mA
ms
µs
µs
µs
V
29