AT89C52-33AI Atmel, AT89C52-33AI Datasheet - Page 16
![IC 8051 MCU FLASH 8K 44TQFP](/photos/6/70/67042/313-44-tqfp_sml.jpg)
AT89C52-33AI
Manufacturer Part Number
AT89C52-33AI
Description
IC 8051 MCU FLASH 8K 44TQFP
Manufacturer
Atmel
Series
89Cr
Datasheet
1.AT89C52-24AC.pdf
(24 pages)
Specifications of AT89C52-33AI
Core Processor
8051
Core Size
8-Bit
Speed
33MHz
Connectivity
SIO, UART/USART
Number Of I /o
32
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
4 V ~ 6 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
44-TQFP, 44-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
Peripherals
-
Flash Programming and Verification Waveforms - High-voltage Mode (V
Flash Programming and Verification Waveforms - Low-voltage Mode (V
16
P1.0 - P1.7
P2.0 - P2.4
P1.0 - P1.7
P2.0 - P2.4
ALE/PROG
(RDY/BSY)
ALE/PROG
(RDY/BSY)
(ENABLE)
(ENABLE)
PORT 0
PORT 0
P3.4
P3.4
P2.7
P2.7
EA/V
EA/V
PP
PP
AT89C52
t
t
t
t
SHGL
SHGL
AVGL
AVGL
t
t
EHSH
EHSH
V
PROGRAMMING
PROGRAMMING
PP
t
t
DVGL
DVGL
ADDRESS
ADDRESS
DATA IN
DATA IN
t
t
GLGH
GLGH
t
t
GHBL
GHBL
(2)
t
t
GHDX
GHDX
t
t
ELQV
ELQV
t
t
GHAX
GHAX
t
LOGIC 1
LOGIC 0
GHSL
LOGIC 1
LOGIC 0
BUSY
BUSY
t
t
WC
WC
VERIFICATION
VERIFICATION
DATA OUT
DATA OUT
ADDRESS
ADDRESS
t
t
AVQV
AVQV
READY
READY
t
t
EHQZ
EHQZ
PP
PP
=5V)
=12V)