ICS9FG108DGILF IDT, Integrated Device Technology Inc, ICS9FG108DGILF Datasheet - Page 7

• Manufacturer Part Number: ICS9FG108DGILF
• Description: IC FREQ TIMING GENERATOR 48TTSOP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Frequency Generatorr

Specifications of ICS9FG108DGILF

• Input: Clock, Crystal
• Output: Differential
• Frequency - Max: 400MHz
• Voltage - Supply: 3.135 V ~ 3.465 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-TSSOP
• Frequency-max: 400MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 800-1978-5; 9FG108DGILF; ICS9FG108DGILF

IDT
T
R
1
2
14.31818MHz or 25 MHz
3
4
http://www.pcisig.com for additional details
5
Electrical Characteristics - DIF 0.7V Current Mode Differential Pair
Guaranteed by design and characterization, not 100% tested in production.
A
All Long Term Accuracy and Clock Period specifications are guaranteed assuming that REFOUT is at
P
Figures are for down spread.
This figure is the peak-to-peak phase jitter as defined by PCI-SIG for a PCI Express reference clock. Please visit
+/- 50 ppm at any frequency with spread off
ICS9FG108D
Frequency Generator for CPU, QPI, FBD, PCIe Gen 2 & SATA
=49.9 Ω , I
Crossing Voltage (abs)
Skew, output to output
Current Source Output
Crossing Voltage (var)
TM
= Tambient, Supply Voltage VDD = 3.3 V +/-5%, C
Jitter, Cycle to cycle
Absolute min period
Rise Time Variation
Fall Time Variation
Frequency Generator for CPU, QPI, FBD, PCIe Gen 2 & SATA
Long Accuracy
Average period
PARAMETER
Voltage High
Max Voltage
Voltage Low
Min Voltage
Impedance
Duty Cycle
Rise Time
Fall Time
REF
= 475 Ω
Vcross(abs)
SYMBOL
d-Vcross
Tperiod
t
t
T
VHigh
t
VLow
sk3COM
jcyc-cyc
Vovs
Vuds
ppm
sk3IND
absmin
Zo
d-t
d-t
d
t
t
t3
r
f
1
r
f
Crossing variation over all edges
Measurement on single ended
Measurement from differential
V
V
Statistical measurement on
oscilloscope math function.
signal using absolute value.
333.33MHz nominal/spread
266.66MHz nominal/spread
166.66MHz nominal/spread
133.33MHz nominal/spread
100.00MHz nominal/spread
T
OL
single ended signal using
OH
400MHz nominal/spread
200MHz nominal/spread
A
T
Measured Differentially
14.3M input, SS OFF
A
= Commercial, V
14.3M input, SS ON
333.33MHz nominal
266.66MHz nominal
166.66MHz nominal
133.33MHz nominal
100.00MHz nominal
= 0.175V, V
25M input SS OFF
333.33MHz spread
266.66MHz spread
166.66MHz spread
133.33MHz spread
100.00MHz spread
= 0.525V V
25M input, SS ON
= Industrial, V
400MHz nominal
200MHz nominal
400MHz spread
200MHz spread
CONDITIONS
L
wavefrom
V
=2pF, R
O
= V
OL
OH
x
S
= 0.175V
= 0.525V
T
=33.2 Ω ,
=50%
T
=50%
7
2.4993
2.4993
2.9991
2.9991
3.7489
3.7489
4.9985
4.9985
5.9982
5.9982
7.4978
7.4978
9.9970
9.9970
2.4143
2.9141
3.6639
4.8735
5.8732
7.3728
9.8720
3000
-150
-300
-300
-300
-300
MIN
660
250
175
175
-50
45
TYP
10.0030
10.0533
2.5008
2.5133
3.0009
3.7511
5.0015
5.0266
6.0018
6.0320
7.5023
5.4000
3.016
MAX
1150
3.77
SPEC
850
150
550
140
300
300
300
700
700
125
125
50
55
50
65
50
UNITS
ppm
ppm
ppm
ppm
mV
mV
mV
mV
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ps
ps
ps
ps
ps
ps
ps
%
Ω
NOTES
1,2,5
1,2,5
1,2,5
1,2,5
2,3
2,3
2,3
2,3
2,3
2,3
2,3
1,2
1,2
1,2
1,2
1,2
1,2
1,2
1
1
1
1
1
1
1
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1542E 12/16/10