ics932s421b Integrated Device Technology, ics932s421b Datasheet - Page 9

• Manufacturer Part Number: ics932s421b
• Description: Pcie Gen 2 And Qpi Clock For Intel-based Servers
• Manufacturer: Integrated Device Technology

1340D—11/20/08
1
2
*TA = 0 - 70°C; Supply Voltage VDD = 3.3 V +/-5%
Electrical Characteristics - USB48MHz
Guaranteed by design and characterization, not 100% tested in production.
All Long Term Accuracy and Clock Period specifications are guaranteed assuming that REF is at 14.31818MHz
Absolute Clock period
Jitter, Cycle to cycle
Output High Voltage
Output High Current
Output Low Voltage
Output Low Current
Output Impedance
Clock High Time
Clock Low Time
Long Accuracy
PARAMETER
Clock period
Group Skew
Duty Cycle
Edge Rate
Rise Time
Fall Time
Integrated
Circuit
Systems, Inc.
SYMBOL
t
slewr/f_USB
t
T
jcyc-cyc
T
T
t
t
R
T
ppm
t
V
V
r_USB
f_USB
period
I
I
skew
d
pabs
HIGH
LOW
DSP
OH
OL
OH
OL
t1
48.00MHz output including jitter
USB48 Rising/Falling edge rate
see Tperiod min-max values
48.00MHz output nominal
V
V
OL
OH
V
V
V
V
OH
OL
OL
= 0.4 V, V
= 2.4 V, V
OH
CONDITIONS*
V
@MAX = 3.135 V
@ MIN = 1.95 V
@ MAX = 0.4 V
I
O
I
V
V
V
OH
OL
@MIN = 1.0 V
= V
T
T
T
1.5V
1.5V
= -1 mA
= 1.5 V
= 1.5 V
= 1.5 V
= 1 mA
DD
*(0.5)
OH
OL
= 2.4 V
= 0.4 V
9
20.8333
20.4833
8.094
7.694
MIN
-29
2.4
29
12
45
0
1
1
1
20.83333
TYP
20.8333
21.1833
10.036
9.836
MAX
0.55
250
350
-33
55
27
55
0
2
2
2
ICS932S421B
UNITS NOTES
V/ns
ppm
mA
mA
mA
mA
ns
ns
ns
ns
ns
ns
ps
ps
%
V
V
1,2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1