參數(shù)資料
型號(hào): AD9518-2A/PCBZ
廠商: Analog Devices Inc
文件頁數(shù): 50/64頁
文件大小: 0K
描述: BOARD EVALUATION FOR AD9518-2A
設(shè)計(jì)資源: AD9518 Schematics
AD9518 Gerber Files
AD9518-2 BOM
標(biāo)準(zhǔn)包裝: 1
主要目的: 計(jì)時(shí),時(shí)鐘發(fā)生器
嵌入式:
已用 IC / 零件: AD9518-2A
主要屬性: 2 輸入,6 輸出,2.2GHz VCO
次要屬性: LVPECL 輸出邏輯
已供物品:
AD9518-2
Data Sheet
Rev. C | Page 54 of 64
Reg.
Addr.
(Hex)
Bits
Name
Description
1
REF1 frequency >
threshold
Read-only register. Indicates if the frequency of the signal at REF2 is greater than the threshold frequency
set by Register 0x01A, Bit 6.
0: REF1 frequency is less than threshold frequency.
1: REF1 frequency is greater than threshold frequency.
0
Digital lock detect
Read-only register. Digital lock detect.
0: PLL is not locked.
1: PLL is locked.
Table 45. LVPECL Outputs
Reg.
Addr.
(Hex)
Bits
Name
Description
0x0F0
4
OUT0 invert
Sets the output polarity.
0: noninverting (default).
1: inverting.
[3:2]
OUT0 LVPECL
differential voltage
Sets the LVPECL output differential voltage (VOD).
3
2
VOD (mV)
0
400.
0
1
600.
1
0
780 (default).
1
960.
[1:0]
OUT0 power-down
LVPECL power-down modes.
1
0
Mode
Output
0
Normal operation (default).
On
0
1
Partial power-down, reference on; use only if there are no external load resistors.
Off
1
0
Partial power-down, reference on, safe LVPECL power-down.
Off
1
Total power-down, reference off; use only if there are no external load resistors.
Off
0x0F1
4
OUT1 invert
Sets the output polarity.
0: noninverting (default).
1: inverting.
[3:2]
OUT1 LVPECL
differential voltage
Sets the LVPECL output differential voltage (VOD).
3
2
VOD (mV)
0
400.
0
1
600.
1
0
780 (default).
1
960.
[1:0]
OUT1 power-down
LVPECL power-down modes.
1
0
Mode
Output
0
Normal operation.
On
0
1
Partial power-down, reference on; use only if there are no external load resistors.
Off
1
0
Partial power-down, reference on, safe LVPECL power-down (default).
Off
1
Total power-down, reference off; use only if there are no external load resistors.
Off
0x0F2
4
OUT2 invert
Sets the output polarity.
0: noninverting (default).
1: inverting.
[3:2]
OUT2 LVPECL
differential voltage
Sets the LVPECL output differential voltage (VOD).
3
2
VOD (mV)
0
400.
0
1
600.
1
0
780 (default).
1
960.
[1:0]
OUT2 power-down
LVPECL power-down modes.
1
0
Mode
Output
0
Normal operation (default).
On
0
1
Partial power-down, reference on; use only if there are no external load resistors.
Off
1
0
Partial power-down, reference on, safe LVPECL power-down.
Off
1
Total power-down, reference off; use only if there are no external load resistors.
Off
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