AT89LP216 Atmel Corporation, AT89LP216 Datasheet - Page 82

• Manufacturer Part Number: AT89LP216
• Manufacturer: Atmel Corporation

Specifications of AT89LP216

• Flash (kbytes): 2 Kbytes
• Max. Operating Frequency: 20 MHz
• Cpu: 8051-1C
• Max I/o Pins: 14
• Spi: 1
• Uart: 1
• Sram (kbytes): 0.125
• Operating Voltage (vcc): 2.4 to 5.5
• Timers: 2
• Isp: SPI/OCD
• Watchdog: Yes

25.3.6
82
AT89LP216
Crystal Oscillator
Figure 25-10. Quartz Crystal Input at 5V
Figure 25-11. Ceramic Resonator Input at 5V
5
4
3
2
1
0
6
5
4
3
2
1
0
0
0
Oscillator Amplitude vs. Frequency
Oscillator Amplitude vs. Frequency
Ceramic Resonator with R1 = 4MΩ
5
5
Quartz Crystal with R1 = 4MΩ
Frequency (MHz)
Frequency (MHz)
10
10
15
15
20
20
25
25
3621E–MICRO–11/10
C2=10pF
C2=5pF
C2=0pF
C2=10pF
C2=5pF
C2=0pF