IDT2309B Integrated Device Technology, IDT2309B Datasheet - Page 9

• Manufacturer Part Number: IDT2309B
• Description: 3.3v Zero Delay Clock Buffer
• Manufacturer: Integrated Device Technology

TYPICAL DUTY CYCLE
NOTES:
1. Duty Cycle is taken from typical chip measured at 1.4V.
2. I
IDT2309B
3.3V ZERO DELAY CLOCK BUFFER
f = Frequency (Hz))
DD
140
120
160
100
44
42
40
44
40
60
56
52
46
42
40
80
60
20
58
54
50
48
60
58
56
54
52
50
48
46
0
data is calculated from IDD = ICORE + nCVf, where ICORE is the unloaded current. (n = Number of outputs; C = Capacitance load per output (F); V = Supply Voltage (V);
3
0
20
(for 30pf loads over frequency - 3.3V, 25C)
(for 30pf loads over frequency - 3.3V, 25C)
(for 30pf loads over temperature - 3.3V)
3.1
40
Number of Loaded Outputs
I
DD
vs Number of Loaded Outputs
Duty Cycle vs Frequency
2
3.2
60
Duty Cycle vs V
Frequency (MHz)
V
3.3
80
DD
4
(V)
DD
3.4
100
(1)
6
AND I
3.5
120
140
3.6
8
DD
TRENDS
33MHz
33MHz
-40C
66MHz
100MHz
66MHz
100MHz
0C
25C
70C
85C
9
(2)
FOR IDT2309B-1H
160
140
120
100
COMMERCIAL AND INDUSTRIAL TEMPERATURE RANGES
44
44
42
40
40
42
40
60
56
52
46
80
60
20
60
58
56
54
52
50
48
46
58
54
50
48
0
20
3
0
(for 10pF loads over temperature - 3.3V)
(for 10pF loads over frequency - 3.3V, 25C)
(for 10pF loads over frequency - 3.3V, 25C)
40
3.1
Number of Loaded Outputs
I
DD
Duty Cycle vs Frequency
2
vs Number of Loaded Outputs
Frequency (MHz)
60
3.2
Duty Cycle vs V
V
DD
80
3.3
4
(V)
100
DD
3.4
6
120
3.5
140
3.6
8
-40C
33MHz
33MHz
0C
25C
70C
85C
66MHz
100MHz
133MHz
66MHz
100MHz