NB2304A
Table 6. SWITCHING CHARACTERISTICS VCC = 3.0 V to 3.6 V, GND = 0 V, TA = --40C to +85C
(All parameters are specified with loaded outputs)
Parameter
Description
t1
Output Frequency
Test Conditions
30 pF load (all devices)
15 pF load (--1, --2)
Min Typ Max
15
100
15
133.3
t1
Duty Cycle = (t2 / t1) * 100
(all devices)
Measured at 1.4 V, FOUT ≤ 66.66 MHz
30 pF load
Measured at 1.4 V, FOUT ≤ 50 MHz
15 pF load
40.0 50.0 60.0
45.0 50.0 55.0
t3
Output Rise Time
Measured between 0.8 V and 2.0 V
2.50
(--1, --2)
30 pF load
Measured between 0.8 V and 2.0 V
1.50
15 pF load
Output Rise Time
Measured between 0.8 V and 2.0 V
1.50
(--1H)
30 pF load
t4
Output Fall Time
Measured between 2.0 V and 0.8 V
2.50
(--1, --2)
30 pF load
Measured between 2.0 V and 0.8 V
1.50
15 pF load
Output Fall Time
Measured between 2.0 V and 0.8 V
1.25
(--1H)
30 pF load
t5
Output--to--Output Skew on same Bank All outputs equally loaded
200
(--1, --2)
Output--to--Output Skew
All outputs equally loaded
200
(--1H)
Output Bank A--to--Output Bank B skew All outputs equally loaded
200
(--1)
Output Bank A--to--Output Bank B skew All outputs equally loaded
400
(--2)
t6
Delay, REF Rising Edge to FBK Rising Measured at VDD/2
Edge
0 250
t7
Device--to--Device Skew
Measured at VDD/2 on the FBK pins of the
device
0 500
t8
Output Slew Rate
Measured between 0.8 V and 2.0 V using
1
Test Circuit #2
tJ
Cycle--to--Cycle Jitter
Measured at 66.67 MHz, loaded outputs,
180
(--1, --1H)
15 pF load
Measured at 66.67 MHz, loaded outputs,
200
30 pF load
Measured at 133.3 MHz, loaded outputs,
100
15 pF load
Cycle--to--Cycle Jitter
Measured at 66.67 MHz, loaded outputs,
400
(--2)
30 pF load
Measured at 66.67 MHz, loaded outputs,
380
15 pF load
tLOCK
PLL Lock Time
Stable power supply, valid clock presented
1.0
on REF and FBK pins
Unit
MHz
%
ns
ns
ps
ps
ps
V/ns
ps
ps
ms
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