AT89S8253-24JU Atmel, AT89S8253-24JU Datasheet - Page 51
![IC MCU 12K FLASH 24MHZ 44-PLCC](/photos/6/70/67043/453-44-plcc_sml.jpg)
AT89S8253-24JU
Manufacturer Part Number
AT89S8253-24JU
Description
IC MCU 12K FLASH 24MHZ 44-PLCC
Manufacturer
Atmel
Series
89Sr
Datasheet
1.AT89S8253-24PU.pdf
(60 pages)
Specifications of AT89S8253-24JU
Core Processor
8051
Core Size
8-Bit
Speed
24MHz
Connectivity
SPI, UART/USART
Peripherals
POR, WDT
Number Of I /o
32
Program Memory Size
12KB (12K x 8)
Program Memory Type
FLASH
Eeprom Size
2K x 8
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
44-PLCC
Processor Series
AT89x
Core
8051
Data Bus Width
8 bit
Data Ram Size
256 B
Interface Type
SPI/UART
Maximum Clock Frequency
24 MHz
Number Of Programmable I/os
32
Number Of Timers
3
Operating Supply Voltage
2.7 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
PK51, CA51, A51, ULINK2
Development Tools By Supplier
AT89ISP
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Data Converters
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
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Company
Part Number
Manufacturer
Quantity
Price
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4 500
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AT89S8253
37. Serial Port Timing: Shift Register Mode Test Conditions
Variable Oscillator
Symbol
Parameter
Min
Max
Units
38. Shift Register Mode Timing Waveforms
(1)
39. AC Testing Input/Output Waveforms
Note:
1. AC Inputs during testing are driven at V
- 0.5V for a logic 1 and 0.45V for a logic 0. Timing measurements are made at V
CC
IH
min. for a logic 1 and V
max. for a logic 0.
IL
(1)
40. Float Waveforms
51
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