AT89LP51ED2-20MU Atmel, AT89LP51ED2-20MU Datasheet - Page 233

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

Specifications of AT89LP51ED2-20MU

• Rohs: yes
• Core: 8051
• 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: VQFN-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
• Processor Series: AT89x
• Program Memory Type: Flash
• Factory Pack Quantity: 360

Figure 25-11. SPI Slave Timing (CPHA = 0)
Figure 25-12. SPI Master Timing (CPHA = 1)
Figure 25-13. SPI Slave Timing (CPHA = 1)
3714A–MICRO–7/11
(CPOL = 0)
(CPOL = 1)
(CPOL = 0)
(CPOL= 1)
(CPOL = 0)
(CPOL = 1)
MISO
MOSI
MISO
MOSI
SCK
SCK
SCK
SCK
MISO
MOSI
SS
SCK
SCK
SS
SS
t
SSE
t
SOE
t
t
SHSL
SLSH
t
SCK
AT89LP51RD2/ED2/ID2 Preliminary
t
t
t
SLSH
SHSL
SR
t
SOV
t
SF
t
SOH
t
SOV
t
SF
t
SIS
t
SR
t
SIH
t
SSD
t
SOX
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