CDCE62002 Datasheet, PDF (12/49 Pages) Texas Instruments – Four Output Clock Generator/Jitter Cleaner With Integrated Dual VCOs

CDCE62002
SCAS882A – JUNE 2009 – REVISED JULY 2009.............................................................................................................................................................. www.ti.com
ELECTRICAL CHARACTERISTICS (Continued)
recommended operating conditions for the CDCE62002 Device for under the specified Industrial temperature range of –40°C
to 85°C
PARAMETER
TEST CONDITIONS
LVPECL OUTPUT
f_clk
V_OH
V_OL
|VOD|
Output frequency,
LVPECL high-level output voltage
LVPECL low-level output voltage
Differential output voltage
Configuration Load (see Figure below)
Load
Load
t_sko
CO
I_OPDH
I_OPDL
Skew, output to output For Y0 to Y1
Output capacitance on Y0 to Y1
Power Down output current
Power Down output current
Duty Cycle
Both Outputs set at 122.88 MHz
VCC = 3.3 V; VO = 0 V or VCC
VO= V_CC
VO= 0 V
t_r / t_f
Rise and fall time
LVDS-TO- LVPECL
20% to 80% of Voutpp
t_{skP_C}
Output skew between LVDS and LVPECL outputs
LVCMOS-TO- LVPECL
Crosspoint to Crosspoint
t_{skP_C}
Output skew between LVCMOS and LVPECL outputs VCC/2 to Crosspoint
LVPECL Hi-PERFORMANCE OUTPUT
V_OH
V_OL
|VOD|
LVPECL high-level output voltage
LVPECL low-level output voltage
Differential output voltage
Load
Load
t_r / t_f
Rise and fall time
20% to 80% of Voutpp
MIN
0
VCC –1.1
VCC –2.02
510
45%
55
130
1.6
VCC –1.11
VCC –2.06
670
55
TYP ⁽¹⁾
MAX UNIT
1175
VCC –0.88
VCC –1.48
870
15
5
25
5
55%
75
735
MHz
V
V
mV
ps
pF
µA
µA
ps
200
280 ps
1.8
2.2 ns
VCC –0.91
V
VCC –1.84
V
950 mV
75
135 ps
(1) All typical values are at VCC = 3.3 V, temperature = 25°C.
LVPECL AC Termination Test
150W 150W
50W
50W
Oscilloscope
LVPECL DC Termination Test
50W
50W
Vcc-2
Oscilloscope
12
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