mk1493-05 Integrated Device Technology, mk1493-05 Datasheet - Page 11

• Manufacturer Part Number: mk1493-05
• Description: Differential Spread Spectrum Clock Driver
• Manufacturer: Integrated Device Technology

Electrical Characteristics - CLKOUT
Unless stated otherwise, VDD=3.3 V ±5%, Ambient Temperature -40 to +85 C
1
2
3
4
IDT™ DIFFERENTIAL SPREAD SPECTRUM CLOCK DRIVER
High Voltage
Low Voltage
Crossing Point
Voltage
Crossing Point
Voltage
Jitter, Cycle-to-Cycle
Modulation Frequency
Rise Time
Fall Time
Rise/Fall Time
Variation
Rise/Fall Time
Matching
Duty Cycle
Output Voltage
Variation
Test setup is Rs=33.2 ohms, Rp=49.9 ohms with 2 pF.
Measurement taken from a single-ended waveform.
Measurement taken from a differential waveform
Measured at the crossing point where instantaneous voltages of both CLKOUT and CLKOUT/ are equal
MK1493-05
DIFFERENTIAL SPREAD SPECTRUM CLOCK DRIVER
Parameter
1,2
1,2,4
1,2
1,2
1,2
1,2
1,2
1,3
1,2
1,2
1,3
Symbol
t
t
RISE
FALL
V
V
H
L
absolute
variation over all edges
spread spectrum
from 0.175 V to 0.525 V. Rising edge
CLKOUT and falling edge CLKOUT/.
from 2.0 V to 0.8 V
undershoot, overshoot
Conditions
11
Min.
-150
660
250
175
175
-0.3
45
Typ.
32.5
700
80
0
Vhigh+0.
Max.
MK1493-05
850
550
140
700
700
125
CLOCK SYNTHESIZER
20
55
3
Units
kHz
mV
mV
mV
mV
ps
ps
ps
ps
%
%
V
REV G 011608