SC660E Datasheet, PDF (5/8 Pages) Cypress Semiconductor – SMBus System Clock Buffer for Mobile Applications

SC660E
SMBus System Clock Buffer for Mobile Applications
Electrical Characteristics
Characteristic
Input Low Voltage
Input High Voltage
Input Low Current
Input High Current
Output Low Voltage
IOL = 40mA
Output High Voltage
IOH = 30mA
Tri-State leakage Current
Dynamic Supply Current
Static Supply Current
Short Circuit Current
Input Rise Time
Symbol Min Typ
VIL
-
-
VIH
2.0
-
IIL
-66
IIH
VOL
-
-
Max
0.8
-
66
0.4
Units
Vdc
Vdc
µA
µA
Vdc
Conditions
-
-
All Outputs (see buffer spec)
VOH 2.4
-
-
Vdc
All Outputs Using 3.3V Power
(see buffer spec)
Ioz
-
-
10
µA
Idd₆₆
-
-
160
mA Input frequency = 66 Mhz - All outputs on
and at 30 pF load
Idd₁₀₀
-
-
220
mA Input frequency 100 Mhz - All outputs on
and at 30 pF load
Isdd
-
-
4
mA
All outputs disabled no input clock
ISC
25
-
-
mA
1 output at a time - 30 seconds
TIR
2.4
-
-
nS
.8 to 2.4 volts
VDD = VDD1 thru VDD5 =3.3V ±5%, , TA = -40ºC to +85ºC
Switching Characteristics
Characteristic
Output Duty Cycle
Buffer out/out Skew All
Buffer Outputs
Buffer input to output Skew
Jitter Cycle to Cycle*
Jitter Absolute (Peak to
Peak)*
Symbol
-
tSKEW
tSKEW
TJCC
TJabs
Min Typ
45 50
-
-
2.0 4.0
Max
55
250
5.0
50
150
Units
%
pS
nS
pS
pS
Conditions
Measured at 1.5V (50/50 in)
35 pF Load Measured at 1.5V
@ 35 pF loading
@ 35 pF loading
VDD = VDD1 thru VDD5 = 3.3V ±5%, , TA = -40ºC to +85ºC
*This jitter is additive to the input clock’s jitter.
Cypress Semiconductor Corporation
3901 North First Street
San Jose, CA 95134. Tel: [phone]
http://www.cypress.com
Document#: 38-07025 Rev. *A
12/17/2002
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