f" />
參數(shù)資料
型號(hào): IDT82V3255TFG8
廠商: IDT, Integrated Device Technology Inc
文件頁數(shù): 60/132頁
文件大?。?/td> 0K
描述: IC PLL WAN SMC STRATUM 3 64-TQFP
標(biāo)準(zhǔn)包裝: 1,250
類型: 時(shí)鐘/頻率發(fā)生器,多路復(fù)用器
PLL:
主要目的: 以太網(wǎng),SONET/SDH,Stratum
輸入: CMOS,LVDS,PECL
輸出: CMOS,LVDS,PECL
電路數(shù): 1
比率 - 輸入:輸出: 3:3
差分 - 輸入:輸出: 是/是
頻率 - 最大: 622.08MHz
電源電壓: 3 V ~ 3.6 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 64-LQFP
供應(yīng)商設(shè)備封裝: 64-TQFP(10x10)
包裝: 帶卷 (TR)
其它名稱: 82V3255TFG8
IDT82V3255
WAN PLL
Functional Description
33
December 3, 2008
phase locked to any input clock. The T4 DPLL freezes at the operating
frequency when it enters Holdover mode. The accuracy is 4.4X10-8
ppm.
Table 22: Related Bit / Register in Chapter 3.10
Bit
Register
Address (Hex)
CURRENT_PH_DATA[15:0]
CURRENT_DPLL_PHASE[15:8]_STS, CURRENT_DPLL_PHASE[7:0]_STS
69 *, 68 *
CURRENT_DPLL_FREQ[23:0]
CURRENT_DPLL_FREQ[23:16]_STS, CURRENT_DPLL_FREQ[15:8]_STS,
CURRENT_DPLL_FREQ[7:0]_STS
64 *, 63 *, 62 *
T0_DPLL_START_BW[4:0]
T0_DPLL_START_BW_DAMPING_CNFG
56
T0_DPLL_START_DAMPING[2:0]
T0_DPLL_ACQ_BW[4:0]
T0_DPLL_ACQ_BW_DAMPING_CNFG
57
T0_DPLL_ACQ_DAMPING[2:0]
T0_DPLL_LOCKED_BW[4:0]
T0_DPLL_LOCKED_BW_DAMPING_CNFG
58
T0_DPLL_LOCKED_DAMPING[2:0]
AUTO_BW_SEL
T0_BW_OVERSHOOT_CNFG
59
FAST_LOS_SW
PHASE_LOSS_FINE_LIMIT_CNFG
5B *
TEMP_HOLDOVER_MODE[1:0]
T0_HOLDOVER_MODE_CNFG
5C
MAN_HOLDOVER
AUTO_AVG
FAST_AVG
READ_AVG
T0_HOLDOVER_FREQ[23:0]
T0_HOLDOVER_FREQ[23:16]_CNFG, T0_HOLDOVER_FREQ[15:8]_CNFG,
T0_HOLDOVER_FREQ[7:0]_CNFG
5F, 5E, 5D
T4_DPLL_LOCKED_BW[1:0]
T4_DPLL_LOCKED_BW_DAMPING_CNFG
61
T4_DPLL_LOCKED_DAMPING[2:0]
T4_T0_SEL
T4_T0_REG_SEL_CNFG
07
Note: * The setting in the 5B, 62 ~ 64, 68 and 69 registers is either for T0 path or for T4 path, as determined by the T4_T0_SEL bit.
相關(guān)PDF資料
PDF描述
CS3102A-14S-54S CONN RCPT 6POS BOX MNT W/SCKT
MS3450L18-9SY CONN RCPT 7POS WALL MNT W/SCKT
MS27497E24B1SA CONN RCPT 128POS WALL MNT W/SCKT
MS3128E16-26S CONN RCPT 26POS WALL MNT W/SCKT
MS3450L18-9SX CONN RCPT 7POS WALL MNT W/SCKT
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
IDT82V3255TFGBLANK 制造商:IDT 制造商全稱:Integrated Device Technology 功能描述:WAN PLL
IDT82V3280 制造商:IDT 制造商全稱:Integrated Device Technology 功能描述:WAN PLL
IDT82V3280_08 制造商:IDT 制造商全稱:Integrated Device Technology 功能描述:WAN PLL
IDT82V3280APFG 功能描述:IC PLL WAN SE STRATUM 2 100TQFP RoHS:是 類別:集成電路 (IC) >> 時(shí)鐘/計(jì)時(shí) - 專用 系列:- 標(biāo)準(zhǔn)包裝:1,500 系列:- 類型:時(shí)鐘緩沖器/驅(qū)動(dòng)器 PLL:是 主要目的:- 輸入:- 輸出:- 電路數(shù):- 比率 - 輸入:輸出:- 差分 - 輸入:輸出:- 頻率 - 最大:- 電源電壓:3.3V 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:28-SSOP(0.209",5.30mm 寬) 供應(yīng)商設(shè)備封裝:28-SSOP 包裝:帶卷 (TR) 其它名稱:93786AFT
IDT82V3280APFG8 制造商:Integrated Device Technology Inc 功能描述:IC PLL WAN SE STRATUM 2 100TQFP