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參數(shù)資料
| 型號(hào)： | XRK69774CR |
| 廠商： | EXAR CORP |
| 元件分類： | 時(shí)鐘及定時(shí) |
| 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(yè)數(shù)： | 3/11頁(yè) |
| 文件大?。?/td> | 84K |
| 代理商： | XRK69774CR |
PRELIMINARY
XRK69774
3
REV. P1.0.1
PIN DESCRIPTIONS
1:14 LVCMOS PLL CLOCK GENERATOR
P
IN
#
N
AME
T
YPE
D
ESCRIPTION
1,15, 19, 24,
30, 35, 39,
43, 47, 51
GND
POWER
Power supply ground
2
MR/OE
INPUT
Master reset and output enable.
High = output enabled, Low = device reset & outputs tri-stated
N
OTE
:
25k
Ω
Pull-Up resistor.
3
STOP_CLK
INPUT
Clock input for serial control
N
OTE
:
25k
Ω
Pull-Up resistor.
7
4
5
FSEL_A,
FSEL_B,
FSEL_C
INPUT
Select inputs for control of feedback divide value.
N
OTE
:
Each input has a 25k
Ω
Pull-Down resistor.
6
PLL_EN
INPUT
PLL bypass
High = PLL Enabled. Low = PLL bypass
N
OTE
:
25k
Ω
Pull-Up resistor.
8
CLK_SEL
INPUT
CLK0 or CLK1 Select.
High = CLK1 selected, Low = CLK0 selected
N
OTE
:
25k
Ω
Pull-Down resistor.
9
10
CLK0
CLK1
INPUT
INPUT
PLL Reference Clock Inputs
N
OTE
:
CLK1 has 25k
Ω
Pull-Up resistor. CLK0 has 25k
Ω
Pull-Down
resistor.
11, 27, 42
NC
-
NO CONNECT
12, 17, 22,
26, 28, 33,
37, 41, 45, 49
VDD
POWER
Power supply
13
VDD_PLL
POWER
Analog supply for PLL
14
20
FSEL_FB0
FSEL_FB1
INPUT
INPUT
Frequency Divider Select for QFB output
N
OTE
:
Each input has a 25k
Ω
Pull-Down resistor.
16, 18,21,
23, 25
QA[4:0]
OUTPUT
Clock outputs (Bank A)
29
QFB
OUTPUT
Feedback clock output
31
FB_IN
INPUT
Feedback input
N
OTE
:
25k
Ω
Pull-Up resistor.
32, 34, 36,
38, 40
QB[4:0]
OUTPUT
Clock outputs (Bank B)
44, 46, 48, 50
QC[3:0]
OUTPUT
Clock outputs (Bank C)
52
VCO_SEL
INPUT
VCO select. high = VCO/1, low = VCO/2.
N
OTE
:
25k
Ω
Pull-Down resistor.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| XRK69774IR | 1:14 LVCMOS PLL CLOCK GENERATOR |
| XRK697H73 | 1:12 LVCMOS PLL CLOCK GENERATOR |
| XRK697H73CR | 1:12 LVCMOS PLL CLOCK GENERATOR |
| XRK697H73IR | 1:12 LVCMOS PLL CLOCK GENERATOR |
| XRK7933 | INTELLIGENT DYNAMIC CLOCK SWITCH PLL CLOCK DRIVER |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| XRK69774IR | 制造商:EXAR 制造商全稱:EXAR 功能描述:1:14 LVCMOS PLL CLOCK GENERATOR |
| 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 |
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