參數(shù)資料
型號: MPC9773AE
廠商: IDT, Integrated Device Technology Inc
文件頁數(shù): 16/21頁
文件大小: 0K
描述: IC PLL CLK GEN 1:12 3.3V 52-LQFP
標(biāo)準(zhǔn)包裝: 160
類型: PLL 時鐘發(fā)生器
PLL: 帶旁路
輸入: LVCMOS,LVPECL
輸出: LVCMOS
電路數(shù): 1
比率 - 輸入:輸出: 3:12
差分 - 輸入:輸出: 是/無
頻率 - 最大: 242.5MHz
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: 52-LQFP
供應(yīng)商設(shè)備封裝: 52-TQFP(10x10)
包裝: 托盤
MPC9773 REVISION 6 JANUARY 31, 2013
4
2013 Integrated Device Technology, Inc.
MPC9773 Data Sheet
3.3 V 1:12 LVCMOS PLL CLOCK GENERATOR
MR/OE
1
Outputs disabled (high-impedance state) and device is reset. During reset/
output disable the PLL feedback loop is open and the internal VCO is tied to
its lowest frequency. The MPC9773 requires reset after any loss of PLL lock.
Loss of PLL lock may occur when the external feedback path is interrupted.
The length of the reset pulse should be greater than one reference clock
cycle (CCLKx). The device is reset by the internal power-on reset (POR)
circuitry during power-up.
Outputs enabled (active)
VCO_SEL, FSEL_A[0:1], FSEL_B[0:1], FSEL_C[0:1], FSEL_FB[0:2] control the operating PLL frequency range and input/output frequency
ratios. See Table 3 to Table 6 and the Applications Section for supported frequency ranges and output to input frequency ratios.
Table 2. Function Table (Configuration Controls)
Control
Default
0
1
Table 3. Output Divider Bank A (NA)
VCO_SEL
FSEL_A1
FSEL_A0
QA[0:3]
0
VCO
8
0
1
VCO
12
0
1
0
VCO
16
0
1
VCO
24
1
0
VCO
4
1
0
1
VCO
6
1
0
VCO
8
1
VCO
12
Table 4. Output Divider Bank B (NB)
VCO_SEL
FSEL_B1
FSEL_B0
QB[0:3]
0
VCO
8
0
1
VCO
12
0
1
0
VCO
16
0
1
VCO
20
1
0
VCO
4
1
0
1
VCO
6
1
0
VCO
8
1
VCO
10
Table 5. Ouput Divider Bank C (NC)
VCO_SEL
FSEL_C1
FSEL_C0
QC[0:3]
0
VCO
4
0
1
VCO
8
0
1
0
VCO
12
0
1
VCO
16
1
0
VCO
2
1
0
1
VCO
4
1
0
VCO
6
1
VCO
8
Table 6. Output Divider PLL Feedback (M)
VCO_SEL
FSEL_FB2
FSEL_FB1
FSEL_FB0
QFB
0
VCO
8
0
1
VCO
12
0
1
0
VCO
16
0
1
VCO
20
0
1
0
VCO
16
0
1
0
1
VCO
24
0
1
0
VCO
32
0
1
VCO
40
1
0
VCO
4
1
0
1
VCO
6
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