參數(shù)資料
型號: AD9549ABCPZ-REEL7
廠商: Analog Devices Inc
文件頁數(shù): 47/76頁
文件大?。?/td> 0K
描述: IC CLOCK GEN/SYNCHRONIZR 64LFCSP
產(chǎn)品變化通告: AD9549A Mask Change 22/Oct/2010
標(biāo)準(zhǔn)包裝: 750
類型: 時鐘/頻率發(fā)生器,同步器
PLL:
主要目的: 以太網(wǎng),SONET/SDH,Stratum
輸入: CMOS,LVDS,LVPECL
輸出: CMOS,HSTL
電路數(shù): 1
比率 - 輸入:輸出: 2:2
差分 - 輸入:輸出: 是/是
頻率 - 最大: 750MHz
電源電壓: 1.71 V ~ 3.465 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 64-VFQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 64-LFCSP-VQ(9x9)
包裝: 帶卷 (TR)
AD9549
Rev. D | Page 51 of 76
Addr
(Hex)
Type1
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
BIt 2
Bit 1
Bit 0
Default
(Hex)
0x030E
RO
HFTW
Average or instantaneous FTW, Bits[47:0]
(read only)
LSB: Register 0x030E
(An I/O update is required to refresh these registers.)
N/A
0x030F
RO
N/A
0x0310
RO
N/A
0x0311
RO
N/A
0x0312
RO
N/A
0x0313
RO
N/A
0x0314
M
Phase lock
Phase lock detect threshold, Bits[31:0]
0xFF
0x0315
M
0x00
0x0316
M
0x00
0x0317
M
0x00
0x0318
M
Phase unlock watchdog timer,
Bits[2:0]
Phase lock watchdog timer, Bits[4:0]
0xFF
0x0319
M
Frequency
lock
Frequency lock detect threshold, Bits[31:0]
0x00
0x031A
M
0x00
0x031B
M
0x00
0x031C
M
0x00
0x031D
M
Frequency unlock watchdog timer,
Bits[2:0]
Frequency lock watchdog timer, Bits[4:0]
0xFF
0x031E
M
Loss of
reference
REFA LOR divider, Bits[15:0]
0xFF
0x031F
M
0xFF
0x0320
M
REFB LOR divider, Bits[15:0]
0xFF
0x0321
M
0xFF
0x0322
M
Reference
out of
limits
REFA OOL divider, Bits[15:0]
0x00
0x0323
M
0x00
0x0324
M
REFA OOL upper limit, Bits[31:0]
0xFF
0x0325
M
0xFF
0x0326
M
0xFF
0x0327
M
0xFF
0x0328
M
REFA OOL lower limit, Bits[31:0]
0x00
0x0329
M
0x00
0x032A
M
0x00
0x032B
M
0x00
0x032C
M
REFB OOL divider, Bits[15:0]
0x00
0x032D
M
0x00
0x032E
M
REFB OOL upper limit, Bits[31:0]
0xFF
0x032F
M
0xFF
0x0330
M
0xFF
0x0331
M
0xFF
0x0332
M
REFB OOL lower limit, Bits[31:0]
0x00
0x0333
M
0x00
0x0334
M
0x00
0x0335
M
0x00
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