參數(shù)資料
型號: MC7447AVU867NB
廠商: Freescale Semiconductor
文件頁數(shù): 55/56頁
文件大?。?/td> 0K
描述: IC MPU RISC 32BIT 360-BGA
標準包裝: 44
系列: MPC74xx
處理器類型: 32-位 MPC74xx PowerPC
速度: 867MHz
電壓: 1.1V
安裝類型: 表面貼裝
封裝/外殼: 360-BCBGA,F(xiàn)CCBGA
供應(yīng)商設(shè)備封裝: 360-FCCBGA(25x25)
包裝: 托盤
MPC7447A RISC Microprocessor Hardware Specifications, Rev. 5
8
Freescale Semiconductor
Comparison with the MPC7447, MPC7445, and MPC7441
BHT size
2K-entry
Link stack depth
8
Unresolved branches supported
3
Branch taken penalty (BTIC hit)
1
Minimum misprediction penalty
6
Execution Unit Timings (Latency-Throughput)
Aligned load (integer, float, vector)
3-1, 4-1, 3-1
Misaligned load (integer, float, vector)
4-2, 5-2, 4-2
L1 miss, L2 hit latency
9 data/13 instruction
SFX (aDd Sub, Shift, Rot, Cmp, logicals)
1-1
Integer multiply (32
× 8, 32 × 16, 32 × 32)
3-1, 3-1, 4-2
Scalar float
5-1
VSFX (vector simple)
1-1
VCFX (vector complex)
4-1
VFPU (vector float)
4-1
VPER (vector permute)
2-1
MMUs
TLBs (instruction and data)
128-entry, 2-way
Tablewalk mechanism
Hardware + software
Instruction BATs/data BATs
8/8
4/4
L1 I Cache/D Cache Features
Size
32K/32K
Associativity
8-way
Locking granularity
Way
Parity on Instruction cache
Word
Parity on data cache
Byte
Number of data cache misses (load/store)
5/1
Data stream touch engines
4 streams
On-Chip Cache Features
Cache level
L2
Size/associativity
512-Kbyte/8-way
256-Kbyte/8-way
Access width
256 bits
Table 1. Microarchitecture Comparison (continued)
Microarchitectural Specs
MPC7447A
MPC7447
MPC7445
MPC7441
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