AT89LP51ED2-20AU Atmel, AT89LP51ED2-20AU Datasheet - Page 223

• 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

24.6.6
3714A–MICRO–7/11
Timing Parameters
Figure 24-26. ISP Byte Sequence
Figure 24-27. Serial Programming Interface Timing
Figure 24-28. Parallel Programming Interface Timing
The timing parameters for
and
MISO
MOSI
SCK
Figure 24-28
SCK
SS
OE
P0
SS
MOSI
MISO
SCK
t
t
SSE
SSE
t
are shown in
PIS
t
SOE
7
7
t
PIH
Figure
t
SHSL
t
AT89LP51RD2/ED2/ID2 Preliminary
SHSL
Table
t
t
t
SCK
POE
SCK
24-22,
6
6
Data Sampled
.
t
t
t
SLSH
t
SLSH
SR
Figure
SR
5
5
t
SOV
24-23,
4
4
t
SOH
t
POV
Figure
3
3
24-24,
t
t
t
SF
POH
SF
t
SIS
2
2
Figure
t
SIH
1
1
24-25,
t
t
SSD
SSD
t
t
POX
SOX
0
0
Figure 24-27
223