SI5315-EVB Silicon Laboratories Inc, SI5315-EVB Datasheet - Page 8

• Manufacturer Part Number: SI5315-EVB
• Description: BOARD EVAL SI5315 8KHZ-644.53MHZ
• Manufacturer: Silicon Laboratories Inc

Specifications of SI5315-EVB

• Main Purpose: Timing, Clock Multiplier
• Embedded: No
• Utilized Ic / Part: SI5315
• Primary Attributes: 2 Inputs, 2 Outputs
• Secondary Attributes: CML, CMOS, LVDS, LVPECL
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

Si5315
8
Table 3. AC Characteristics
(V
Input Frequency
CKINn Input Pins
Input Duty Cycle (Minimum Pulse
Width)
Input Capacitance
Input Rise/Fall Time
CKOUTn Output Pins
Output Frequency (Output not
configured for CMOS or disable)
Maximum Output Frequency in
CMOS Format
Single Ended Output Rise/Fall
(20–80%)
Output Duty Cycle Differential
Uncertainty
LVCMOS Pins
Input Capacitance
LVCMOS Output Pins
Rise/Fall Times
LOSn Trigger Window
LOSX Trigger Window
Time to Clear LOS Alarm
Time to Declare LOL after LOS
Time to Clear LOL after LOS Cleared t
Notes:
DD
1. Assumes N3 does not equal 1. IF N3 = 1, CKN
2. Refers to Si5315A speed grade.
3. Refers to Si5315B speed grade.
= 1.8 ±5%, 2.5 ±10%, or 3.3 V ±10%, T
Parameter
CKO
LOS
CKN
CKO
Symbol
CKN
t
t
CKN
CKO
A
LOSX-
LOSCLR
DECLOL
CLRLOL
CKN
CK
TRIG
= –40 to 85 ºC)
t
C
RF
in
TRIG
OF
FMC
TRF
TRF
CIN
DC
DC
F
DC
Measured from appearance
internal detection of LOSn
of valid CKIN to of LOS
Stable XA-XB reference
Measured at 50% Point
= 50 µs.
Rev. 0.26
Whichever is smaller
From last CKINn  to
Assume Fold=Fnew,
LOS to  LOL
LOS to  LOL
Test Condition
(not for CMOS)
CLOAD = 20 pf
CMOS Output
CMOS Output
Cload = 5 pF
Cload = 5 pF
See Figure 2
See Figure 2
100  Load
Line to Line
V
V
20–80%
DD
DD
Note 2
Note 3
alarm
LOL
= 1.62
= 2.97
1
0.008
0.008
0.008
Min
40
90
—
—
—
—
—
—
—
—
—
—
—
—
2
Typ
—
25
10
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
644.53
644.53
161.13
Max
125
±40
750
220
60
10
—
11
—
—
3
8
2
3
2
Units
MHz
MHz
MHz
MHz
ms
ms
pF
pF
ns
ns
ns
ns
ps
ns
µs
µs
µs
%