ICS651B
LOW SKEW 1 TO 4 CLOCK BUFFER
FAN OUT BUFFER
AC Electrical Characteristics
VDD = 1.5 V ±5%, Ambient Temperature 0 to +70° C, unless stated otherwise
Parameter
Symbol
Conditions
Min.
Input Frequency
0
Output Rise Time
Output Fall Time
Propagation Delay
tOR 0.63 V to 1.17 V
tOF 1.17 V to 0.63 V
Note 1
2.2
Output to Output Skew
Note 2 Rising edges at VDD/2
Typ.
1.0
1.0
3
0
Max.
166
1.5
1.5
5
±250
Units
MHz
ns
ns
ns
ps
VDD = 2.5 V ±5%, Ambient Temperature 0 to +70° C, unless stated otherwise
Parameter
Symbol
Conditions
Min.
Input Frequency
0
Output Rise Time
Output Fall Time
Propagation Delay
tOR 0.7 V to 1.7 V
tOF 1.7 V to 0.7 V
Note 1
2.2
Output to Output Skew
Note 2 Rising edges at VDD/2
Notes: 1. With rail to rail input clock
2. Between any 2 outputs with equal loading.
Typ.
1.0
1.0
3
0
Max.
200
1.5
1.5
5
±250
Units
MHz
ns
ns
ns
ps
Thermal Characteristics
Parameter
Symbol Conditions
Thermal Resistance Junction to
Ambient
θJA Still air
θJA 1 m/s air flow
θJA 3 m/s air flow
Thermal Resistance Junction to Case θJC
Case Temperature
Thermal Resistance Junction to Top
of Case
ΨJT Still air
Min.
Typ.
150
140
120
40
20
Max.
120
Units
° C/W
° C/W
° C/W
° C/W
°C
° C/W
IDT™ / ICS™ LOW SKEW 1 TO 4 CLOCK BUFFER
5
ICS651B
REV B 112509