參數資料
型號: MC7457VG733NC
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 733 MHz, RISC PROCESSOR, CBGA483
封裝: 29 X 29 MM, 3.22 MM HEIGHT, 1.27 MM PITCH, ROHS COMPLIANT, CERAMIC, BGA-483
文件頁數: 46/73頁
文件大?。?/td> 1715K
代理商: MC7457VG733NC
MPC7457 RISC Microprocessor Hardware Specifications, Rev. 7
50
Freescale Semiconductor
System Design Information
01111
9x
2x
600
(1200)
675
(1350)
747
(1494)
900
(1800)
1197
(2394)
01110
9.5x
2x
633
(1266)
712
(1524)
789
(1578)
950
(1900)
1264
(2528)
10101
10x
2x
667
(1333)
750
(1500)
830
(1660)
1000
(2000)
10001
10.5x
2x
700
(1400)
938
(1876)
872
(1744)
1050
(2100)
10011
11x
2x
733
(1466)
825
(1650)
913
(1826)
1100
(2200)
00000
11.5x
2x
766
(532)
863
(1726)
955
(1910)
1150
(2300)
10111
12x
2x
600
(1200)
800
(1600)
900
(1800)
996
(1992)
1200
(2400)
11111
12.5x
2x
600
(1200)
833
(1666)
938
(1876)
1038
(2076)
1250
(2500)
01011
13x
2x
650
(1300)
865
(1730)
975
(1950)
1079
(2158)
11100
13.5x
2x
675
(1350)
900
(1800)
1013
(2026)
1121
(2242)
11001
14x
2x
700
(1400)
933
(1866)
1050
(2100)
1162
(2324)
00011
15x
2x
750
(1500)
1000
(2000)
1125
(2250)
1245
(2490)
11011
16x
2x
800
(1600)
1066
(2132)
1200
(2400)
00001
17x
2x
850
(1900)
1132
(2264)
00101
18x
2x
600
(1200)
900
(1800)
1200
(2400)
00111
20x
2x
667
(1334)
1000
(2000)
01001
21x
2x
700
(1400)
1050
(2100)
01101
24x
2x
800
(1600)
1200
(2400)
11101
28x
2x
933
(1866)
00110
PLL bypass
PLL off, SYSCLK clocks core circuitry directly
Table 18. MPC7457 Microprocessor PLL Configuration Example for 1267 MHz Parts (continued)
PLL_CFG[0:4]
Bus-to-
Core
Multiplier
Core-to-
VCO
Multiplier
Example Bus-to-Core Frequency in MHz (VCO Frequency in MHz)
Bus (SYSCLK) Frequency
33.3
MHz
50
MHz
66.6
MHz
75
MHz
83
MHz
100
MHz
133
MHz
167
MHz
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