AT89C55WD-24AI Atmel, AT89C55WD-24AI Datasheet - Page 31
![IC MICRO CTRL 24MHZ 44TQFP](/photos/6/70/67042/313-44-tqfp_sml.jpg)
AT89C55WD-24AI
Manufacturer Part Number
AT89C55WD-24AI
Description
IC MICRO CTRL 24MHZ 44TQFP
Manufacturer
Atmel
Series
89Cr
Datasheet
1.AT89C55WD-24AU.pdf
(35 pages)
Specifications of AT89C55WD-24AI
Core Processor
8051
Core Size
8-Bit
Speed
24MHz
Connectivity
UART/USART
Peripherals
WDT
Number Of I /o
32
Program Memory Size
20KB (20K x 8)
Program Memory Type
FLASH
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
44-TQFP, 44-VQFP
Data Bus Width
8 bit
Data Ram Size
256 B
Maximum Clock Frequency
33 MHz
Number Of Programmable I/os
32
Number Of Timers
3 x 16 bit
Operating Supply Voltage
4 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
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
Other names
AT89C55WD24AI
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
38. Ordering Information
38.1
1921D–MICRO–6/08
44A
44J
40P6
Speed
(MHz)
24
33
Green Package Option (Pb/Halide-free)
4.0V to 5.5V
4.5V to 5.5V
Supply
44-lead, Thin Plastic Gull Wing Quad Flatpack (TQFP)
44-lead, Plastic J-leaded Chip Carrier (PLCC)
40-pin, 0.600" Wide, Plastic Dual Inline Package (PDIP)
Power
Ordering Code
AT89C55WD-24AU
AT89C55WD-24JU
AT89C55WD-24PU
AT89C55WD-33AU
AT89C55WD-33JU
AT89C55WD-33PU
Package Type
Package
44A
44J
40P6
44A
44J
40P6
Operation Range
(-40° C to 85° C)
(-40° C to 85° C)
AT89C55WD
Industrial
Industrial
31