at90s2323 ATMEL Corporation, at90s2323 Datasheet - Page 48

• Manufacturer Part Number: at90s2323
• Description: 8-bit Microcontroller With 2k Bytes Of In-system Programmable Flash At90s2323 At90ls2323 At90s2343 At90ls2343
• Manufacturer: ATMEL Corporation

External Clock Drive Waveforms
48
AT90S/LS2323/2343
Figure 38. Waveforms
External Clock Drive
T
A
Symbol
1/t
= -40 ° C to 85 ° C
t
t
t
t
t
CHCX
CLCL
CLCX
CLCH
CHCL
CLCL
VIL1
Parameter
Oscillator Frequency
Clock Period
High Time
Low Time
Rise Time
Fall Time
VIH1
V
250.0
100.0
100.0
CC
Min
0
: 2.7V to 4.0V
Max
4.0
1.6
1.6
V
100.0
40.0
40.0
Min
CC
0
: 4.0V to 6.0V
Max
10.0
0.5
0.5
1004D–09/01
Units
MHz
ns
ns
ns
µs
µs