參數(shù)資料
型號: MC7447RX1267LB
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 1267 MHz, RISC PROCESSOR, CBGA360
封裝: 25 X 25 MM, 3.20 MM HEIGHT, 1.27 MM PITCH, CERAMIC, FLIP CHIP, BGA-360
文件頁數(shù): 78/87頁
文件大?。?/td> 1586K
代理商: MC7447RX1267LB
8
MPC7457 RISC Microprocessor Hardware Specifications
MOTOROLA
Comparison with the MPC7455, MPC7445, MPC7450, MPC7451, and MPC7441
Maximum Execution Throughput
SFX
333
Vector
2 (any 2 of 4 units)
Scalar floating-point
1
Out-of-Order Window Size in Execution Queues
SFX integer units
1 entry
× 3 queues
1 entry
× 3 queues
1 entry
× 3 queues
Vector units
In order, 4 queues
Scalar floating-point unit
In order
Branch Processing Resources
Prediction structures
BTIC, BHT, link stack
BTIC size, associativity
128-entry, 4-way
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
Table 1. Microarchitecture Comparison (continued)
Microarchitectural Specs
MPC7457/MPC7447
MPC7455/MPC7445
MPC7450/MPC7451/
MPC7441
相關(guān)PDF資料
PDF描述
MC7447RX1200LB 32-BIT, 1200 MHz, RISC PROCESSOR, CBGA360
MC7457VG1200LC 32-BIT, 1200 MHz, RISC PROCESSOR, CBGA483
MC7447RX867LB 32-BIT, 867 MHz, RISC PROCESSOR, CBGA360
MC7448VS1267NC 32-BIT, 1267 MHz, RISC PROCESSOR, CBGA360
MC7448VU1400NC 32-BIT, 1400 MHz, RISC PROCESSOR, CBGA360
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