5
Integrated
Circuit
Systems, Inc.
ICS9DB104
(Not recommended for new designs)
0767E—12/14/07
Electrical Characteristics - DIF 0.7V Current Mode Differential Pair
T
A
= 0 - 70°C; V
DD
= 3.3 V +/-5%; C
L
=2pF, R
S
=33.2Ω, R
P
=49.9Ω, Ι
REF
= 475Ω
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS NOTES
Current Source Output
Im
edance
Zo
1
V
O
= V
x
3000
Ω
1
Voltage High VHigh 660 850 1,3
Voltage Low VLow -150 150 1,3
Max Volta
e Vovs 1150 1
Min Volta
e Vuds -300 1
Crossin
Volta
e
abs
Vcross
abs
250 550 mV 1
Crossing Voltage (var) d-Vcross
Variation of crossin
over all
ed
es
140 mV 1
Lon
Accurac
msee T
eriod min-max values 0
m1,2
200MHz nominal 4.9985 5.0015 ns 2
200MHz s
read 4.9985 5.0266 ns 2
166.66MHz nominal 5.9982 6.0018 ns 2
166.66MHz s
read 5.9982 6.0320 ns 2
133.33MHz nominal 7.4978 7.5023 ns 2
133.33MHz s
read 7.4978 5.4000 ns 2
100.00MHz nominal 9.9970 10.0030 ns 2
100.00MHz s
read 9.9970 10.0533 ns 2
200MHz nominal 4.8735 ns 1,2
166.66MHz nominal/s
read 5.8732 ns 1,2
133.33MHz nominal/s
read 7.3728 ns 1,2
100.00MHz nominal/s
read 9.8720 ns 1,2
Rise Time
t
r
V
OL
= 0.175V, V
OH
= 0.525V
175 700 ps 1
Fall Time
t
f
V
OH
= 0.525V V
OL
= 0.175V
175 700 ps 1
Rise Time Variation
d-t
r
125 ps 1
Fall Time Variation
d-t
f
125 ps 1
Duty Cycle
d
t3
Measurement from differential
wavefrom
45 55 % 1
Skew
t
sk3
V
T
= 50%
50 ps 1
PLL mode,
Measurement from differential
wavefrom
50 ps 1
BYPASS mode as additive jitter 50 ps 1
1
Guaranteed b
desi
n and characterization, not 100% tested in
roduction.
3
I
REF
= V
DD
/(3xR
R
). For R
R
= 475
Ω
(1%), I
REF
= 2.32mA. I
OH
= 6 x I
REF
and V
OH
= 0.7V @ Z
O
=50
Ω
.
Statistical measurement on single
ended signal using oscilloscope
math function.
mV
Measurement on sin
le ended
signal using absolute value.
mV
2
All Long Term Accuracy and Clock Period specifications are guaranteed with the assumption that the input clock
complies with CK409/CK410 accuracy requirements
TperiodAverage period
Absolute min period
T
absmin
Jitter, Cycle to cycle
t
jcyc-cyc
