ATA6613 ATMEL Corporation, ATA6613 Datasheet - Page 322

• Manufacturer Part Number: ATA6613
• Description: Ata6613
• Manufacturer: ATMEL Corporation

6.25.3
6.25.4
6.25.5
322
ATA6612/ATA6613
External Clock Drive Waveforms
External Clock Drive
Maximum Speed versus V
Figure 6-128. External Clock Drive Waveforms
Table 6-129. External Clock Drive
Maximum frequency is dependent on V
vs. V
Figure 6-129. Maximum Frequency versus V
Symbol
1/t
t
t
t
t
t
CLCL
CHCX
CLCX
CLCH
CHCL
t
CLCL
CLCL
CC
curve is linear between 2.7V < V
CC
Parameter
Oscillator Frequency
Clock Period
High Time
Low Time
Rise Time
Fall Time
Change in period from one
clock cycle to the next
V
IL1
16 MHz
8 MHz
V
IH1
t
CHCX
2.7V
CC.
CC
Min.
125
V
As shown in
50
50
< 4.5V.
0
CC
t
Safe Operating Area
CC
CLCX
t
CLCH
= 2.7V-5.5V
, ATA6612/ATA6613
Max.
1.6
1.6
4.5V
8
2
Figure
t
CLCL
6-129, the Maximum Frequency
t
Min.
62.5
CHCX
V
25
25
0
CC
5.5V
= 4.5V-5.5V
Max.
0.5
0.5
16
2
9111C–AUTO–02/08
t
CHCL
Units
MHz
ns
ns
ns
µs
µs
%