AT89LP51ED2-20AU Atmel, AT89LP51ED2-20AU Datasheet - Page 239

• Manufacturer Part Number: AT89LP51ED2-20AU
• Description: 8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
• Manufacturer: Atmel

Specifications of AT89LP51ED2-20AU

• Rohs: yes
• Core: 8051
• Processor Series: AT89x
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 20 MHz
• Program Memory Size: 64 KB
• Data Ram Size: 256 B
• On-chip Adc: Yes
• Operating Supply Voltage: 2.4 V to 5.5 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: TQFP-44
• Mounting Style: SMD/SMT
• Data Rom Size: 4 KB
• Interface Type: 2-Wire, SPI, UART
• Number Of Programmable I/os: 36
• Number Of Timers: 3
• Program Memory Type: Flash
• Factory Pack Quantity: 160

25.12.4
25.12.5
25.12.6
3714A–MICRO–7/11
I
Clock Signal Waveform for I
I
CC
CC
Test Condition: Idle Mode
Test Condition: Power-down Mode
Figure 25-18. Connection Diagram for I
Figure 25-19. Clock Signal Waveform for I
Figure 25-20. Connection Diagram for I
0.45V
CC
All Other Pins are Disconnected
V
connected, V
CC
Tests
- 0.5V
0.2 V
DD
AT89LP51RD2/ED2/ID2 Preliminary
0.7 V
CLOCK SIGNAL
CC
= 2V to 5.5V
t
GND
(NC)
CHCL
- 0.1V
CC
V
GND
(NC)
DD
CC
CC
V
DD
RST
POL
XTAL2
XTAL1
GND
Idle Measurement. All Other Pins are Disconnected-
CC
Power-down Measurement.All Other Pins are Dis-
in Active and Idle Modes, t
RST
POL
X T AL 2
X T AL 1
GND
t
CHCX
V
DD
V
DD
I
CC
t
CLCL
V
I
CC
DD
V
DD
t
CLCH
t
CHCX
CLCH
= t
CHCL
= 5 ns
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