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参数资料
| 型号： | MPC952FA |
| 厂商： | INTEGRATED DEVICE TECHNOLOGY INC |
| 元件分类： | 时钟及定时 |
| 英文描述： | 952 SERIES, PLL BASED CLOCK DRIVER, 11 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32 |
| 封装： | LQFP-32 |
| 文件页数： | 2/7页 |
| 文件大小： | 425K |
| 代理商： | MPC952FA |
MPC952
MOTOROLA
TIMING SOLUTIONS
DL207 — Rev 0
2
Figure 1. MPC952 Logic Diagram
VCO
200–480MHz
PHASE
DETECTOR
LPF
fsela
VCO_Sel
FBin
÷4/÷6
Qa0
Qa1
Qa2
Qa3
Qa4
REFCLK
PLL_En
÷2
fselb
÷4/÷2
Qb0
Qb1
Qb2
Qb3
fselc
÷2/÷4
Qc0
Qc1
MR/OE
(Int Pull Down)
FUNCTION TABLES
fsela
Qan
fselb
Qbn
fselc
Qcn
0
1
÷4
÷6
0
1
÷4
÷2
0
1
÷2
÷4
Control Pin
Logic ‘0’
Logic ‘1’
VCO_Sel
fVCO
fVCO/2
MR/OE
Output Enable
High Z
PLL_En
Enable PLL
Disable PLL
Pin Name
Description
VCCA
PLL Power Supply
VCCO
Output Buffer Power Supply
VCCI
Internal Core Logic Power Supply
GNDI
Internal Ground
GNDO
Output Buffer Ground
PLL_En
VCCO
Qb2
Qb3
GNDO
Qc0
Qc1
VCCO
Qa2
Qa1
GNDO
Qa0
VCCI
VCCA
GNDO
Qb1
Qb0
VCCO
Qa4
Qa3
GNDO
VCO_Sel
fselc
fselb
fsela
MR/OE
REFCLK
GNDI
FBin
25
26
27
28
29
30
31
32
15
14
13
12
11
10
9
123456
78
24
23
22
21
20
19
18
17
16
MPC952
Figure 2. 32–Lead Pinout (Top View)
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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MPC952
Low Voltage PLL Clock Driver
NETCOM
IDT Low Voltage PLL Clock Driver
Freescale Timing Solutions Organization has been acquired by Integrated Device Technology, Inc
MPC952
2
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