at89lp2052-20xi ATMEL Corporation, at89lp2052-20xi Datasheet - Page 12

• Manufacturer Part Number: at89lp2052-20xi
• Description: At89lp2052 8-bit Microcontroller With 2/4-kbyte Flash
• Manufacturer: ATMEL Corporation

12
AT89LP2052/LP4052
Figure 11-3. Ceramic Resonator Clock Source
To drive the device from an external clock source, XTAL2 should be left unconnected while
XTAL1 is driven, as shown in
Figure 11-4. External Clock Drive Configuration
6
5
4
3
2
1
0
2
4
6
8
Ceramic Resonator Clock Input
Figure
10
Frequency (MHz)
11-4.
12
14
16
18
20
22
24
3547H–MICRO–5/07
0 pF
5 pF
10 pF