参数资料
型号: AD9514/PCBZ
厂商: Analog Devices Inc
文件页数: 5/28页
文件大小: 0K
描述: BOARD EVAL CLOCK 3CH AD9514
设计资源: AD9513/14/15 Eval Brd Schematics
AD9513/14/15 Gerber Files
AD9514 Eval Brd BOM
标准包装: 1
主要目的: 计时,时钟分配
已用 IC / 零件: AD9514
已供物品:
相关产品: AD9514BCPZ-ND - IC CLOCK DIST 3OUT PLL 32LFCSP
AD9514BCPZ-REEL7-ND - IC CLOCK DIST 3OUT PLL 32LFCSP
AD9514
Rev. 0 | Page 13 of 28
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
1
VS
2
CLK
3
CLKB
4
VS
5
SYNCB
6
VREF
7
S10
8
S9
18 OUT2B
19 OUT2
20 VS
21 VS
22 OUT1B
23 OUT1
24 VS
17 VS
9
S
8
1
0
S
7
1
S
6
1
3
S
4
1
5
S
2
1
4
S
3
1
6
S
1
2
S
5
2
6
V
S
2
7
O
U
T
0
B
2
8
O
U
T
0
2
9
V
S
3
0
V
S
2
5
S
0
TOP VIEW
(Not to Scale)
AD9514
3
1
G
N
D
3
2
R
S
E
T
05596-
005
Figure 6. 32-Lead LFCSP Pin Configuration
05596-
006
1
32
8
9
25
24
16
17
THE EXPOSED PADDLE
IS AN ELECTRICAL AND
THERMAL CONNECTION
EXPOSED PAD
(BOTTOM VIEW)
GND
Figure 7. Exposed Paddle
Note that the exposed paddle on this package is an electrical connection as well as a thermal enhancement. For the device to
function properly, the paddle must be soldered to a PCB land that functions as both a heat dissipation path as well as an electrical
ground (analog).
Table 9. Pin Function Descriptions
Pin No.
Mnemonic
Description
1, 4 ,17, 20, 21,
24, 26, 29, 30
VS
Power Supply (3.3 V).
2
CLK
Clock Input.
3
CLKB
Complementary Clock Input.
5
SYNCB
Used to Synchronize Outputs; Do Not Let Float.
6
VREF
Provides 2/3 VS for Use as One of the Four Logic Levels on S0 to S10.
7 to 16, 25
S10 to S0
Setup Select Pins. These are 4-state logic. The logic levels are VS, GND, 1/3 VS, and 2/3 VS.
The VREF pin provides 2/3 VS. Each pin is internally biased to 1/3 VS so that a pin requiring
that logic level should be left no connection (NC).
18
OUT2B
Complementary LVDS/Inverted CMOS Output.
19
OUT2
LVDS/CMOS Output.
22
OUT1B
Complementary LVPECL Output.
23
OUT1
LVPECL Output.
27
OUT0B
Complementary LVPECL Output.
28
OUT0
LVPECL Output.
31, Exposed Paddle
GND
Ground. The exposed paddle on the back of the chip is also GND.
32
RSET
Current Sets Resistor to Ground. Nominal value = 4.12 kΩ.
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