AT80C51RD2-SLSUM Atmel, AT80C51RD2-SLSUM Datasheet - Page 60

• Manufacturer Part Number: AT80C51RD2-SLSUM
• Description: MCU, 8BIT, 8051, 5V, SPI, 20MHZ, 44PLCC
• Manufacturer: Atmel

Specifications of AT80C51RD2-SLSUM

• Controller Family/series: (8051) 8052
• No. Of I/o's: 32
• Ram Memory Size: 1280Byte
• Cpu Speed: 40MHz
• No. Of Timers: 3
• No. Of Pwm Channels: 5
• Core Size: 8bit
• Oscillator Type: External Only
• Processor Series: AT80x
• Core: 8051
• Data Bus Width: 8 bit
• Program Memory Type: ROMLess
• Data Ram Size: 1280 B
• Interface Type: UART, SPI
• Maximum Clock Frequency: 60 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
• Package / Case: PLCC
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Minimum Operating Temperature: - 40 C
• Cpu Family: AT80
• Device Core: 8051
• Device Core Size: 8b
• Frequency (max): 40MHz
• Program Memory Size: Not Required
• Total Internal Ram Size: 1.25KB
• # I/os (max): 32
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 44
• Package Type: PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

11.4
Table 11-2.
Notes:
60
operating
Symbol
RESET
under
V
R
V
V
V
CIO
V
idle
V
V
I
I
I
I
I
I
I
I
OL1
OH1
RST
PD
PD
CC
CC
CC
TL
IH1
OH
OL
IL
LI
IL
IH
DC Parameters for Low Voltage
1. I
2. Idle I
3. Power-down I
AT/TS8xC51Rx2
= V
V
0.5 V; XTAL2 N.C; Port 0 = V
ure 11-4.).
CC
Parameter
Input Low Voltage
Input High Voltage except XTAL1, RST
Input High Voltage, XTAL1, RST
Output Low Voltage, ports 1, 2, 3, 4, 5
Output Low Voltage, port 0, ALE, PSEN
Output High Voltage, ports 1, 2, 3, 4, 5
Output High Voltage, port 0, ALE, PSEN
Logical 0 Input Current ports 1, 2, 3, 4, 5
Input Leakage Current
Logical 1 to 0 Transition Current, ports 1, 2, 3, 4,
5
RST Pulldown Resistor
Capacitance of I/O Buffer
Power-down Current
Power-down Current (Only for TS87C51RD2
S287-xxx Very Low power)
Power Supply Current Maximum values, X1
mode:
Power Supply Current Maximum values, X1
mode:
Power Supply Current Maximum values, X1
mode:
IH
under reset is measured with all output pins disconnected; XTAL1 driven with T
SS
DC Parameters for Low Voltage
= V
CC
+ 0.5 V,
CC
(7)
(7)
(7)
is measured with all output pins disconnected; XTAL1 driven with T
- 0.5V; XTAL2 N.C.; EA = RST = Port 0 = V
CC
T
T
is measured with all output pins disconnected; EA = V
A
A
= 0°C to +70°C; V
= -40°C to +85°C; V
CC
; EA = RST = V
(6)
(6)
SS
SS
= 0 V; V
= 0 V; V
SS
0.2 V
(see Figure 11-3.).
0.7 V
0.9 V
0.9 V
Min
-0.5
CC
CC
50
CC
CC
CC
CC
CC
+ 0.9
= 2.7 V to 5.5 V ± 10%; F = 0 to 30 MHz.
. I
CC
= 2.7 V to 5.5 V ± 10%; F = 0 to 30 MHz.
would be slightly higher if a crystal oscillator used..
90
20
10
Typ
2
(5)
(5)
(5)
(5)
SS
, PORT 0 = V
CLCH
@12MHz 3.4
@16MHz 4.2
@12MHz 4.6
@16MHz 5.8
@16MHz 2.6
0.2 V
1 + 0.2 Freq
1 + 0.3 Freq
(MHz) + 0.2
@12MHz 2
V
V
0.15 Freq
, T
CC
CC
(MHz)
(MHz)
Max
0.45
0.45
-650
±10
200
-50
10
50
30
15
CC
CHCL
+ 0.5
+ 0.5
CLCH
- 0.1
CC
, T
= 5 ns, V
; XTAL2 NC.; RST = V
CHCL
Unit
mA
mA
mA
µA
µA
µA
kΩ
µA
µA
pF
V
V
V
V
V
V
V
= 5 ns (see Figure 11-5.), V
IL
= V
I
I
I
I
Vin = 0.45 V
0.45 V < Vin < V
Vin = 2.0 V
Fc = 1 MHz
T
V
V
2.0 V < V
V
V
V
OL
OL
OH
OH
A
CC
CC
CC
CC
CC
SS
= 25°C
= 0.8 mA
= 1.6 mA
= -10 µA
= -40 µA
= 2.0 V to 5.5 V
= 2.0 V to 3.3 V
= 3.3 V
= 3.3 V
= 3.3 V
Test Conditions
+ 0.5 V, V
CC <
4188F–8051–01/08
(1)
(8)
(2)
(4)
(4)
SS
3.6 V
IH
CC
(see Fig-
= V
(3)
(3)
(3)
CC
IL
-