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參數(shù)資料
| 型號： | XRK69774IR |
| 廠商： | EXAR CORP |
| 元件分類： | 時鐘及定時 |
| 英文描述： | 1:14 LVCMOS PLL CLOCK GENERATOR |
| 中文描述： | 69774 SERIES, PLL BASED CLOCK DRIVER, 12 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP52 |
| 封裝： | 10 X 10 MM, 1.40 MM HEIGHT, LQFP-52 |
| 文件頁數(shù)： | 5/11頁 |
| 文件大小： | 84K |
| 代理商： | XRK69774IR |
PRELIMINARY
XRK69774
5
REV. P1.0.1
1:14 LVCMOS PLL CLOCK GENERATOR
N
OTE
:
a.
t
(
)
= +50ps
± (1
÷ (120 x f
REF
)) for any reference frequency.
T
ABLE
4: AC C
HARACTERISTICS
(V
DD
= 3.3V +/- 5%)
S
YMBOL
C
HARACTERISTICS
CONDITION
MIN
TYP
MAX
UNIT
f
REF
Input reference frequency
÷8 feedback
÷12 feedback
÷16 feedback
÷24 feedback
÷32 feedback
÷48 feedback
PLL bypass mode
25.0
16.6
12.5
8.33
6.25
4.16
62.5
41.6
31.25
20.83
15.625
10.41
250
MHz
MHz
MHz
MHz
MHz
MHz
MHz
f
VCO
VCO frequency range
200
500
MHz
f
MAX
Output frequency
÷4 output
÷8 output
÷12 output
÷16 output
÷24 output
50.0
25.0
16.6
12.5
8.33
125
62.5
41.6
31.25
20.83
MHz
MHz
MHz
MHz
MHz
t
PW
CLKx pulse width
2.0
ns
It
R
, It
F
Input CLKx Rise/Fall time
0.8V to 2.0V
1
ns
t
(
)
Propagation Delay (static
phase offset)
a
CLK to FB_IN
f
REF
= 50MHz & FB = ÷8
-250
+100
ps
t
SK(O)
Output to output skew
Bank A (QAx to QAy)
Bank B (QBx to QBy)
Bank C (QCx to QCy)
all outputs (QXy to QWz)
100
125
100
175
ps
ps
ps
ps
DC
Output duty cycle
47
50
53
%
Ot
R
, Ot
F
Output Rise/Fall time
0.55 to 2.4V
0.1
1.0
ns
t
PLZ,
t
PHZ
Output Disable Time
10
ns
t
PZL,
t
PZH
Output Enable Time
10
ns
t
JIT(CC)
Cycle-to-Cycle Jitter Time
All outputs @ same
frequency
90
ps
t
JIT(PER)
Period Jitter
All outputs @ same
frequency
90
ps
t
JIT(
)
I/O Phase Jitter (rms)
VCO= 400MHz
÷8 feedback
÷12 feedback
÷16 feedback
÷24 feedback
÷32 feedback
÷48 feedback
15
49
18
22
26
34
ps
ps
ps
ps
ps
ps
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| XRK697H73 | 制造商:EXAR 制造商全稱:EXAR 功能描述:1:12 LVCMOS PLL CLOCK GENERATOR |
| XRK697H73CR | 制造商:EXAR 制造商全稱:EXAR 功能描述:1:12 LVCMOS PLL CLOCK GENERATOR |
| XRK697H73IR | 制造商:EXAR 制造商全稱:EXAR 功能描述:1:12 LVCMOS PLL CLOCK GENERATOR |
| XRK7933 | 制造商:EXAR 制造商全稱:EXAR 功能描述:INTELLIGENT DYNAMIC CLOCK SWITCH PLL CLOCK DRIVER |
| XRK7955 | 制造商:EXAR 制造商全稱:EXAR 功能描述:INTELLIGENT DYNAMIC CLOCK SWITCH PLL CLOCK DRIVER |
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