AT89LP52-20PU Atmel, AT89LP52-20PU Datasheet - Page 3
AT89LP52-20PU
Manufacturer Part Number
AT89LP52-20PU
Description
IC MCU 8051 8K FLASH SPI 40PDIP
Manufacturer
Atmel
Series
89LPr
Datasheet
1.AT89LP52-20MU.pdf
(113 pages)
Specifications of AT89LP52-20PU
Core Processor
8051
Core Size
8-Bit
Speed
20MHz
Connectivity
EBI/EMI, I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
36
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
2.4 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
40-DIP (0.600", 15.24mm)
Processor Series
AT89x
Core
8051
Data Bus Width
8 bit
Data Ram Size
256 B
Interface Type
Serial
Maximum Clock Frequency
20 MHz
Number Of Programmable I/os
36
Number Of Timers
3
Operating Supply Voltage
2.7 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
Through Hole
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Lead Free Status / Rohs Status
Details
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1.3
1.4
3709B–MICRO–12/10
44-lead PLCC
44-pad VQFN/QFN/MLF
MOSI/P1.5
MISO/P1.6
INT0/P3.2
INT1/P3.3
SCK/P1.7
RXD/P3.0
TXD/P3.1
(MOSI) P1.5
(MISO) P1.6
NOTE:
Bottom pad
should be
soldered to ground
(INT0) P3.2
(INT1) P3.3
(RXD) P3.0
(SCK) P1.7
(TXD) P3.1
T0/P3.4
T1/P3.5
(T0) P3.4
(T1) P3.5
RST
*NC
RST
*NC
1
2
3
4
5
6
7
8
9
10
11
7
8
9
10
11
12
13
14
15
16
17
AT89LP51/52 - Preliminary
39
38
37
36
35
34
33
32
31
30
29
33
32
31
30
29
28
27
26
25
24
23
P0.4 (AD4)
P0.5 (AD5)
P0.6 (AD6)
P0.7 (AD7)
POL
*NC
P4.4 (ALE)
P4.5 (PSEN)
P2.7 (A15)
P2.6 (A14)
P2.5 (A13)
P0.4/AD4
P0.5/AD5
P0.6/AD6
P0.7/AD7
POL
*NC
P4.4/ALE
P4.5/PSEN
P2.7/A15
P2.6/A14
P2.5/A13
3
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