AT87C52X2-RLRUM Atmel, AT87C52X2-RLRUM Datasheet - Page 37
![MCU ROMLESS 32X2 3V 44-VQFP](/photos/6/92/69202/313-44-vqfp_sml.jpg)
AT87C52X2-RLRUM
Manufacturer Part Number
AT87C52X2-RLRUM
Description
MCU ROMLESS 32X2 3V 44-VQFP
Manufacturer
Atmel
Series
87Cr
Datasheet
1.AT80C32X2-RLRUL.pdf
(55 pages)
Specifications of AT87C52X2-RLRUM
Core Processor
8051
Core Size
8-Bit
Speed
40/20MHz
Connectivity
UART/USART
Peripherals
POR
Number Of I /o
32
Program Memory Size
8KB (8K x 8)
Program Memory Type
OTP
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
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Table 22. DC Parameters in Standard Voltage (Continued)
4184I–8051–02/08
operating
Symbol
RESET
under
V
V
R
V
C
idle
I
I
I
I
I
I
I
OH1
OH2
CC
CC
CC
RST
PD
TL
OH
IL
LI
IO
Parameter
Output High Voltage, ports 1, 2, 3
Output High Voltage, port 0
Output High Voltage,ALE, PSEN
RST Pulldown Resistor
Logical 0 Input Current ports 1, 2 and 3
Input Leakage Current
Logical 1 to 0 Transition Current, ports 1, 2, 3
Capacitance of I/O Buffer
Power Down Current
Power Supply Current Maximum values, X1 mode:
Power Supply Current Maximum values, X1 mode:
Power Supply Current Maximum values, X1 mode:
(7)
(7)
(7)
V
V
V
V
V
V
V
V
V
CC
CC
CC
CC
CC
CC
CC
CC
CC
Min
50
- 0.3
- 0.7
- 1.5
- 0.3
- 0.7
- 1.5
- 0.3
- 0.7
- 1.5
90
20
Typ
(5)
(5)
at12MHz 10.2
at16MHz 12.6
0.25+0.3 Freq
at12MHz 5.8
at16MHz 7.4
at12MHz 3.9
at16MHz 5.1
1 + 0.4 Freq
3 + 0.6 Freq
(MHz)
(MHz)
(MHz)
Max
-650
200
±10
-50
10
50
Unit
mA
mA
mA
kΩ
µA
µA
µA
µA
pF
V
V
V
V
V
V
V
V
V
2.0 V < V
Test Conditions
0.45V < Vin < V
V
V
V
I
I
I
I
I
I
CC
CC
CC
V
V
V
I
I
I
OH
OH
OH
OH
OH
OH
Vin = 0.45V
Fc = 1 MHz
OH
OH
OH
Vin = 2.0 V
T
CC
CC
CC
A
= 5V ± 10%
= 5V ± 10%
= 5V ± 10%
= -200 µA
= -3.2 mA
= -7.0 mA
= -100 µA
= -1.6 mA
= -3.5 mA
= -10 µA
= -30 µA
= -60 µA
= 25°C
= 5.5V
= 5.5V
= 5.5V
CC <
5.5V
(1)
(8)
(2)
CC
(3)
37