ICS854110I Data Sheet
2.5V DIFFERENTIAL LVDS CLOCK BUFFER
Table 4D. LVDS DC Characteristics, VDD = 2.5V ± 5%, TA = -40°C to 85°C
Symbol Parameter
Test Conditions
VOD
∆VOD
VOS
∆VOS
Differential Output Voltage
VOD Magnitude Change
Offset Voltage
VOS Magnitude Change
RSET = 4kΩ
RSET = 4kΩ
RSET = 4kΩ
RSET = 4kΩ
Minimum
250
1.115
Typical
Maximum
600
50
1.430
50
Units
mV
mV
V
mV
AC Electrical Characteristics
Table 5. AC Electrical Characteristics, VDD = 2.5V ± 5%, TA = -40°C to 85°C
Symbol Parameter
Test Conditions
Minimum
fREF
Input Frequency
fOUT
Output
Frequency
Q[9:0], nQ[9:0]
RSET = 4kΩ
RSET = 15kΩ
RSET = 50kΩ
RSET = 150kΩ
RSET = 4kΩ
RSET = 15kΩ
RSET = 50kΩ
RSET = 150kΩ
tJIT
Buffer Additive Phase Jitter, RMS;
refer to Additive Phase Jitter
Section
RSET = 4kΩ, fREF = 125MHz,
Integration Range: 12kHz – 20MHz
RSET = 4kΩ
3.2
tPD
Propagation
Delay;
NOTE 1
CLKx, nCLKx to
any Qx, nQx output
RSET = 15kΩ
RSET = 50kΩ
4.6
5.4
RSET = 150kΩ
7.5
RSET = 4kΩ
tsk(o) Output Skew; NOTE 2, 3
RSET = 15kΩ
RSET = 50kΩ
RSET = 150kΩ
tsk(p) Pulse Skew
RSET = 4kΩ
RSET ≠ 4kΩ
tsk(pp) Part-to-Part Skew; NOTE 3, 4
tsl(o)
Output Clock Slew Rate
odc
Output Duty Cycle; NOTE 5
RSET = 4kΩ
RSET = 15kΩ
RSET = 50kΩ
RSET = 150kΩ
RSET = 4kΩ
RSET = 15kΩ
RSET = 50kΩ
RSET = 150kΩ
RSET = 4kΩ, fREF ≤ 200MHz
RSET = 15kΩ, fREF ≤ 30MHz
RSET = 50kΩ, fREF ≤ 20MHz
RSET = 150kΩ, fREF ≤ 16MHz
0.450
0.110
0.110
0.075
45
48
48
48
Typical
0.291
4.0
5.5
6.5
8.3
125
160
200
240
80
600
825
975
1245
0.650
0.170
0.150
0.115
50
50
50
50
Maximum
200
30
20
16
200
30
20
16
4.6
6.3
7.7
9.3
260
425
525
550
185
265
1200
1500
2100
1650
1.3
0.350
0.325
0.250
55
52
52
52
Units
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
ps
ns
ns
ns
ns
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
V/ns
V/ns
V/ns
V/ns
%
%
%
%
ICS854110AKI REVISION B JANUARY 27, 2011
5
©2011 Integrated Device Technology, Inc.