參數(shù)資料
型號(hào): AD9552BCPZ
廠商: Analog Devices Inc
文件頁數(shù): 21/32頁
文件大小: 0K
描述: IC PLL CLOCK GEN LP 32LFCSP
設(shè)計(jì)資源: Clock Distribution Circuit with Pin-Programmable Output Frequency, Output Logic Levels, and Fanout (CN0152)
標(biāo)準(zhǔn)包裝: 1
類型: 時(shí)鐘發(fā)生器
PLL: 帶旁路
輸入: CMOS,晶體
輸出: CMOS,LVDS,LVPECL
電路數(shù): 1
比率 - 輸入:輸出: 2:2
差分 - 輸入:輸出: 無/是
頻率 - 最大: 900MHz
除法器/乘法器: 是/無
電源電壓: 3.135 V ~ 3.465 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 32-VFQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 32-LFCSP-VQ(5x5)
包裝: 托盤
AD9552
Data Sheet
Rev. E | Page 28 of 32
OUT1 Driver Control (Register 0x32)
Table 24.
Address
Bit
Bit Name
Description
0x32
7
OUT1 drive strength
Controls the output drive capability of the OUT1 driver.
0 = weak.
1 = strong (default).
6
OUT1 power-down
Controls power-down functionality of the OUT1 driver.
0 = OUT1 active (default).
1 = OUT1 powered down.
[5:3]
OUT1 mode control
OUT1 driver mode selection.
000 = CMOS, both pins active.
001 = CMOS, positive pin active, negative pin tristate.
010 = CMOS, positive pin tristate, negative pin active.
011 = CMOS, both pins tristate.
100 = LVDS.
101 = LVPECL (default).
110 = not used.
111 = not used.
[2:1]
OUT1 CMOS polarity
Selects the polarity of the OUT1 pins in CMOS mode.
00 = positive pin logic is true = 1, false = 0/negative pin logic is true = 0, false = 1 (default).
01 = positive pin logic is true = 1, false = 0/negative pin logic is true = 1, false = 0.
10 = positive pin logic is true = 0, false = 1/negative pin logic is true = 0, false = 1.
11 = positive pin logic is true = 0, false = 1/negative pin logic is true = 1, false = 0.
These bits are ineffective unless Bits[5:3] select CMOS mode.
0
Enable SPI control of OUT1
driver control
Controls OUT1 driver functionality.
0 = OUT1 is LVDS or LVPECL, per the OUTSEL pin (Pin 15) (default).
1 = OUT1 functionality defined by Bits[7:1].
Select OUT2 Source Control (Register 0x33)
Table 25.
Address
Bit
Bit Name
Description
0x33
[7:4]
Unused
Unused.
3
OUT2 source
Selects the signal source for OUT2.
0 = source for OUT2 is the output of the P
1 divider (default).
1 = source for OUT2 is the input reference (REF or XTAL).
[2:0]
Unused
Unused.
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