AT89LP4052(2008) View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

AT89LP4052
(Rev.:2008)

8-bit Microcontroller with 2/4-Kbyte Flash

Atmel Corporation 

Figure 11-3. Ceramic Resonator Clock Source

Ceramic Resonator Clock Input

6

5

4

3

2

1

0

2 4 6 8 10 12 14 16 18 20 22 24

Frequency (MHz)

0 pF

5 pF

10 pF

To drive the device from an external clock source, XTAL2 should be left unconnected while

XTAL1 is driven, as shown in Figure 11-4.

Figure 11-4. External Clock Drive Configuration

12 AT89LP2052/LP4052

3547I–MICRO–6/08

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