ISPPAC-CLK5610V-01T100C LATTICE [Lattice Semiconductor], ISPPAC-CLK5610V-01T100C Datasheet - Page 10
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ISPPAC-CLK5610V-01T100C
Manufacturer Part Number
ISPPAC-CLK5610V-01T100C
Description
In-System Programmable, Zero-Delay Clock Generator with Universal Fan-Out Buffer
Manufacturer
LATTICE [Lattice Semiconductor]
Datasheet
1.ISPPAC-CLK5610V-01T100C.pdf
(47 pages)
Lattice Semiconductor
Performance Characteristics – PLL
f
t
t
t
t
M
N
f
f
V
f
t
t
tφ
t
DC
t
t
PSR
1. In PLL Bypass mode (PLL_BYPASS = HIGH), output will support frequencies down to 0Hz (divider chain is a fully static design).
2. Dividers should be set so that they provide the phase detector with signals of 10MHz or greater for loop stability.
3. f
4. Variation in duty cycle expressed in ps. To obtain duty cycle percentage error (%
5. See Figures 3-5 for output loads.
6. milli-Unit Interval
7. Input and outputs LVPECL mode
REF,
CLOCKHI,
CLOCKLO
RINP,
FINP
PFD
VCO
OUT
JIT
JIT
DELAY
PDBYPASS
L
DIV
DIV
DIV
Symbol
f
ERR
IN
OUT
(cc)
(per)
f
= f
FBK
x DC
OUT
= 100 MHz, M = N = 1, V = 6, output type LVPECL.
ERR.
Reference and feedback input
frequency range
Reference and feedback input
clock HIGH and LOW times
Reference and feedback input
rise and fall times
M-divider range
N-Divider range
Phase detector input frequency
range
VCO operating frequency
Output Divider range
Output frequency range
Output adjacent-cycle jitter
Output period jitter
Static phase offset
Reference clock to output delay Internal feedback mode
Output duty cycle error (see
Table 3 for nominal values)
Reference clock to output
propagation delay
PLL Lock time
Power supply rejection, period
jitter vs. power supply noise
2
Parameter
1
4
Measured between 20% and 80%
levels
Even integer values only
Fine Skew Mode,
f
Coarse Skew Mode,
f
1000 cycle sample
10000 cycle sample
PFD input frequency ≥100MHz
PFD input frequency <100MHz
Output type LVDS, V
Output type LVCMOS 3.3V
f
M=1, V=2
From Power-up event
From Reset event
f
VCCA = VCCD = VCCO modulated
with 100kHz sinusoidal stimulus
VCO
VCO
OUT
IN
= f
= 640MHz
>100 MHz
= 640MHz
OUT
= 100MHz
Conditions
10
3
3
CCO
7
= 3.3V
ERR
5
) for a given output frequency (f
7
7
5
ispClock5600 Family Data Sheet
-37.5
Min.
-375
1.25
320
0.3
10
10
10
—
—
—
—
—
—
—
—
—
1
1
2
5
Typ.
0.45
0.05
150
-75
45
15
—
—
—
—
—
—
—
—
—
—
—
—
—
8
6
Max.
22.5
320
320
640
320
160
225
260
300
500
0.6
32
32
64
60
10
50
—
—
—
OUT
5
), %
ERR
ps (RMS)
ps(RMS)
mV(p-p)
ps (p-p)
Units
mUI
MHz
MHz
MHz
MHz
MHz
= 100 x
ns
ns
ps
ns
ps
ps
ns
µs
µs
6