CY2305(2002) Ver la hoja de datos (PDF) - Cypress Semiconductor
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CY2305 Datasheet PDF : 13 Pages
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CY2305
CY2309
Switching Characteristics for CY2305SC-1H and CY2309SC-1H Commercial Temperature Devices[7]
Parameter
Name
Description
Min.
Typ.
Max.
Unit
t1
Output Frequency
30-pF load
10-pF load
10
100
MHz
10
133.33 MHz
Duty Cycle[6] = t2 ÷ t1
Measured at 1.4V, Fout = 66.67 MHz
40.0
50.0
60.0
%
Duty Cycle[6] = t2 ÷ t1
Measured at 1.4V, Fout <50.0 MHz
45.0
50.0
55.0
%
t3
Rise Time[6]
Measured between 0.8V and 2.0V
1.50
ns
t4
Fall Time[6]
Measured between 0.8V and 2.0V
t5
Output to Output Skew[6] All outputs equally loaded
1.50
ns
250
ps
t6A
Delay, REF Rising Edge to
CLKOUT Rising Edge[6]
Measured at VDD/2
0
±350
ps
t6B
t7
t8
tJ
tLOCK
Delay, REF Rising Edge to
CLKOUT Rising Edge[6]
Measured at VDD/2. Measured in PLL
Bypass Mode, CY2309 device only.
1
Device to Device Skew[6] Measured at VDD/2 on the CLKOUT pins
of devices
Output Slew Rate[6]
Measured between 0.8V and 2.0V using
1
Test Circuit #2
Cycle to Cycle Jitter[6]
Measured at 66.67 MHz, loaded outputs
PLL Lock Time[6]
Stable power supply, valid clock
presented on REF pin
5
8.7
ns
0
700
ps
V/ns
200
ps
1.0
ms
Operating Conditions for CY2305SI-XX and CY2309SI-XX Industrial Temperature Devices
Parameter
Description
Min.
Max.
Unit
VDD
Supply Voltage
TA
Operating Temperature (Ambient Temperature)
CL
Load Capacitance, below 100 MHz
CL
Load Capacitance, from 100 MHz to 133 MHz
CIN
Input Capacitance
3.0
3.6
V
–40
85
°C
30
pF
10
pF
7
pF
Electrical Characteristics for CY2305SI-XX and CY2309SI-XX Industrial Temperature Devices
Parameter
VIL
VIH
IIL
IIH
VOL
VOH
IDD (PD mode)
IDD
Description
Input LOW Voltage[5]
Input HIGH Voltage[5]
Input LOW Current
Input HIGH Current
Output LOW Voltage[6]
Output HIGH Voltage[6]
Power Down Supply Current
Supply Current
Test Conditions
VIN = 0V
VIN = VDD
IOL = 8 mA (-1)
IOH =12 mA (-1H)
IOH = –8 mA (-1)
IOL = –12 mA (-1H)
REF = 0 MHz
Unloaded outputs at 66.67 MHz, SEL inputs at
VDD
Min.
2.0
2.4
Max. Unit
0.8 V
V
50.0 µA
100.0 µA
0.4 V
V
25.0 µA
35.0 mA
Switching Characteristics for CY2305SI-1and CY2309SI-1 Industrial Temperature Devices[7]
Parameter
Name
t1
Output Frequency
Duty Cycle[6] = t2 ÷ t1
t3
Rise Time[6]
t4
Fall Time[6]
Test Conditions
30-pF load
10-pF load
Measured at 1.4V, Fout = 66.67 MHz
Measured between 0.8V and 2.0V
Measured between 0.8V and 2.0V
Min.
10
10
40.0
Typ.
50.0
Max.
100
133.33
60.0
2.50
2.50
Unit
MHz
MHz
%
ns
ns
Document #: 38-07140 Rev. *C
Page 5 of 13
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