- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄69037 > MPC972FA (FREESCALE SEMICONDUCTOR INC) 125 MHz, PROC SPECIFIC CLOCK GENERATOR, PQFP52 PDF資料下載
參數(shù)資料
| 型號： | MPC972FA |
| 廠商： | FREESCALE SEMICONDUCTOR INC |
| 元件分類： | 時鐘產(chǎn)生/分配 |
| 英文描述： | 125 MHz, PROC SPECIFIC CLOCK GENERATOR, PQFP52 |
| 封裝： | LQFP-52 |
| 文件頁數(shù)： | 5/12頁 |
| 文件大?。?/td> | 337K |
| 代理商： | MPC972FA |
MPC972
MOTOROLA ADVANCED CLOCK DRIVERS DEVICE DATA
187
fselb1
fselb0
fsela1
fsela0
Qa3
VCCO
Qa2
GNDO
Qa1
VCCO
Qa0
GNDO
VCO_Sel
fselFB1
QSync
GNDO
Qc0
VCCO
Qc1
fselc0
fselc1
Qc2
VCCO
Qc3
GNDO
Inv_Clk
GNDO
Qb0
VCCO
Qb1
GNDO
Qb2
VCCO
Qb3
Ext_FB
GNDO
QFB
VCCI
fselFB0
GNDI
MR/OE
Frz_Clk
Frz_Data
fselFB2
PLL_EN
Ref_Sel
TClk_Sel
TClk0
TClk1
xtal1
xtal2
VCCA
40
41
42
43
44
45
46
47
48
49
50
51
52
25
24
23
22
21
20
19
18
17
16
15
14
1234
56789
10
11
12
13
39
38
37
36
35
34
33
32
31
30
29
28
27
26
MPC972
Figure 1. 52–Lead Pinout (Top View)
All inputs have internal pull-up resistors (appr. 50 K) except for the xtal1 and xtal2 pins.
FUNCTION TABLE 1
fsela1
fsela0
Qa
fselb1
fselb0
Qb
fselc1
fselc0
Qc
0
1
0
1
0
1
÷4
÷6
÷8
÷12
0
1
0
1
0
1
÷4
÷6
÷8
÷10
0
1
0
1
0
1
÷2
÷4
÷6
÷8
FUNCTION TABLE 2
*fselFB2
fselFB1
fselFB0
QFB
0
1
0
1
0
1
÷4
÷6
÷8
÷10
1
0
1
0
1
0
1
÷8
÷12
÷16
÷20
*If the fselFB2 is 1, it may be necessary to apply a reset after power up
to ensure synchronization between QFB and the other inputs.
FUNCTION TABLE 3
Control Pin
Logic ‘0’
Logic ‘1’
VCO_Sel
VCO/2
VCO
Ref_Sel
TCLK
Xtal (PECL)
TCLK_Sel
TCLK0
TCLK1
PLL_En
Bypass PLL
Enable PLL
MR/OE
Master Reset/Output Hi–Z
Enable Outputs
Inv_Clk
Non–Inverted Qc2, Qc3
Inverted Qc2, Qc3
2
F
re
e
sc
a
le
S
e
m
ic
o
n
d
u
c
to
r,
I
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
n
c
..
.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| MPC9850VF | 500 MHz, PROC SPECIFIC CLOCK GENERATOR, PBGA100 |
| MPC9850VMR2 | 500 MHz, PROC SPECIFIC CLOCK GENERATOR, PBGA100 |
| MPC9850VMR2 | 500 MHz, PROC SPECIFIC CLOCK GENERATOR, PBGA100 |
| MPC9850VFR2 | 500 MHz, PROC SPECIFIC CLOCK GENERATOR, PBGA100 |
| MPC9992FAR2 | 400 MHz, OTHER CLOCK GENERATOR, PQFP32 |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MPC972H10 F44A WAF | 制造商:Motorola Inc 功能描述: |
| MPC973 | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:LOW VOLTAGE PLL CLOCK DRIVER |
| MPC974 | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:LOW VOLTAGE PLL CLOCK DRIVER |
| MPC974A44 F44A WAF | 制造商:Motorola Inc 功能描述: |
| MPC9772 | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:3.3V 1:12 LVCMOS PLL Clock Generator |
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。