IDT2309(2012) Ver la hoja de datos (PDF) - Integrated Device Technology
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IDT2309 Datasheet PDF : 10 Pages
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IDT2309
3.3V ZERO DELAY CLOCK BUFFER
COMMERCIAL AND INDUSTRIAL TEMPERATURE RANGES
(1,2)
SWITCHING CHARACTERISTICS (2309-1H) - COMMERCIAL
Symbol
t1
t3
t4
t5
t6A
t6B
t7
t8
tJ
tLOCK
Parameter
Conditions
Min.
Output Frequency
10pF Load
10
30pF Load
10
Duty Cycle = t2 ÷ t1
Measured at 1.4V, FOUT = 66.66MHz
40
Duty Cycle = t2 ÷ t1
Measured at 1.4V, FOUT <50MHz
45
Rise Time
Measured between 0.8V and 2V
—
Fall Time
Measured between 0.8V and 2V
—
Output to Output Skew
All outputs equally loaded
—
Delay, REF Rising Edge to CLKOUT Rising Edge Measured at VDD/2
—
Delay, REF Rising Edge to CLKOUT Rising Edge Measured at VDD/2 in PLL bypass mode (IDT2309 only) 1
Device-to-Device Skew
Measured at VDD/2 on the CLKOUT pins of devices
—
Output Slew Rate
Measured between 0.8V and 2V using Test Circuit 2
1
Cycle-to-Cycle Jitter
Measured at 66.66MHz, loaded outputs
—
PLL Lock Time
Stable power supply, valid clock presented on REF pin —
NOTES:
1. REF Input has a threshold voltage of VDD/2.
2. All parameters specified with loaded outputs.
Typ. Max. Unit
— 133 MHz
— 100
50 60
%
50 55
%
— 1.5
ns
— 1.5
ns
— 250
ps
0 ±350 ps
5 8.7
ns
0 700
ps
— — V/ns
— 200
ps
—
1
ms
DC ELECTRICAL CHARACTERISTICS - INDUSTRIAL
Symbol
Parameter
Conditions
Min.
Max.
Unit
VIL
Input LOW Voltage Level
—
0.8
V
VIH
Input HIGH Voltage Level
2
—
V
IIL
Input LOW Current
VIN = 0V
—
50
µA
IIH
Input HIGH Current
VIN = VDD
—
100
µA
VOL
Output LOW Voltage
Standard Drive
IOL = 8mA
—
0.4
V
High Drive
IOL = 12mA (-1H)
VOH
Output HIGH Voltage
Standard Drive
IOH = -8mA
2.4
—
V
High Drive
IOH = -12mA (-1H)
IDD_PD
Power Down Current
REF = 0MHz (S2 = S1 = H)
—
25
µA
IDD
Supply Current
Unloaded Outputs at 66.66MHz, SEL inputs at VDD or GND
—
35
mA
OPERATING CONDITIONS - INDUSTRIAL
Symbol
VDD
TA
CL
CIN
Parameter
Supply Voltage
Operating Temperature (Ambient Temperature)
Load Capacitance < 100MHz
Load Capacitance 100MHz - 133MHz
Input Capacitance
4
Min.
Max.
Unit
3
3.6
V
-40
+85
°C
—
30
pF
—
10
—
7
pF
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