AT89LP4052 Atmel Corporation, AT89LP4052 Datasheet - Page 12

• Manufacturer Part Number: AT89LP4052
• Manufacturer: Atmel Corporation

Specifications of AT89LP4052

• Flash (kbytes): 4 Kbytes
• Max. Operating Frequency: 20 MHz
• Cpu: 8051-1C
• Max I/o Pins: 15
• Spi: 1
• Uart: 1
• Sram (kbytes): 0.25
• Operating Voltage (vcc): 2.4 to 5.5
• Timers: 2
• Isp: SPI
• Watchdog: Yes

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AT89LP2052/LP4052
Figure 11-3. Quartz Crystal Clock Source (B)
Figure 11-4. Ceramic Resonator Clock Source (A)
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
0
0
Ceramic Resonator Clock Input
4
4
Quartz Crystal Clock Input
8
8
Frequency (MHz)
Frequency (MHz)
12
12
16
16
20
20
C1=C2=0pF
C1=C2=5pF
C1=C2=10pF
C2=0pF
C2=5pF
C2=10pF
R1=4 MΩ
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3547J–MICRO–10/09
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