SK4400
Quad Buffer/Receiver
HIGH-PERFORMANCE PRODUCTS
DC Characteristics
(VCC - VEE = 3.0V to 5.5V; TA = 0oC to 70oC)
Parameter
Inputs
Symbol
Min
Typ
Max
Units
Input High
Input Low
VIH
VIL
VEE + 2.0
VEE
VCC
VCC - 0.2
V
V
(IN - IN*, CLK - CLK*,
EN - EN*, SEL - SEL*)
Differential Input Voltage
1
| VIH - VIL |
0.2
4.3
V
Timing Inputs (CLK / CLK*)
Input High Current
Input Low Current
IIH
IIL
-5.0
-1
+8.0
<0.5
+25
+1
µA
µA
Timing Inputs (IN / IN*)
IIH, IIL
IIH, IIL
-20
<40
80
µA
µA
Input High Current, Input Low Current
Functional Inputs (EN / EN*, SEL /
SEL*) Input Current
-500
<200
+500
Outputs
Digital Output Voltage
| OUT - OUT* |
600
780
mV
V
Output Common Mode Range
(OUT + OUT*) / 2 VCC - 1.5 VCC - 1.3
VCC - 1.1
115
Power Supply
Power Supply Current
IEE
90
mA
DC TEST CONDITIONS: Outputs terminated with 50Ω to VCC – 2V.
Note: 1. Production tested to a maximum V
= 1.8V.
diff
AC Characteristics
(VCC - VEE = 3.0V to 5.5V; TA = 0oC to 70oC)
Parameter
Symbol
Min
Typ
Max
Units
High Performance Option
Propagation Delay
IN[0:3] to OUT[0:3] (SEL = 1)
CLK to OUT[0:3] (SEL = 0)
SEL to OUT [0:3]
Tpd
Tpd
Tpd
Tpd
200
430
300
200
350
550
430
390
550
780
650
600
ps
ps
ps
ps
EN to OUT [0:3]
Channel to Channel Skew
15
40
ps
GHz
ps
1
Maximum Operating Frequency
Fmax
3.0
1
Minimum Pulse Width
PW min
250
IN to CLK
Set Up Time
Hold Time
Ts
Th
120
120
ps
ps
1
Output Rise and Fall Times (20% / 80%)
Tr / Tf
125
<1
165
ps
1
o
Temperature Coefficient
ps /
C
∆Tpd /∆T
AC TEST CONDITIONS: Outputs terminated with 50Ω to VCC – 2V
Note: 1. Guaranteed by characterization. Not production tested.
Revision 1/July 10, 2002
7
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