參數(shù)資料
型號: MPC7457
廠商: 飛思卡爾半導(dǎo)體(中國)有限公司
英文描述: RISC Microprocessor Hardware Specifications
中文描述: RISC微處理器硬件規(guī)格
文件頁數(shù): 10/68頁
文件大?。?/td> 1755K
代理商: MPC7457
MPC7457 RISC Microprocessor Hardware Specifications, Rev. 5
10
Freescale Semiconductor
General Parameters
4
General Parameters
The following list provides a summary of the general parameters of the MPC7457:
Technology
0.13
μ
m CMOS, nine-layer metal
Die size
9.1 mm
×
10.8 mm
Transistor count
58 million
Logic design
Fully-static
Packages
MPC7447: Surface mount 360 ceramic ball grid array (CBGA)
MPC7457: Surface mount 483 ceramic ball grid array (CBGA)
Core power supply
1.3 V ±50 mV DC nominal
I/O power supply
1.8 V ±5% DC, or
2.5 V ±5% DC, or
1.5 V ±5% DC (L3 interface only, not implemented on MPC7447)
5
Electrical and Thermal Characteristics
This section provides the AC and DC electrical specifications and thermal characteristics for the MPC7457.
5.1
DC Electrical Characteristics
The tables in this section describe the MPC7457 DC electrical characteristics.
Table 2
provides the absolute
maximum ratings.
Table 2. Absolute Maximum Ratings
1
Characteristic
Symbol
Maximum Value
Unit
Notes
Core supply voltage
V
DD
–0.3 to 1.60
V
2
PLL supply voltage
AV
DD
–0.3 to 1.60
V
2
Processor bus supply voltage
BVSEL = 0
OV
DD
–0.3 to 1.95
V
3, 4
BVSEL = HRESET or OV
DD
OV
DD
–0.3 to 2.7
V
3, 5
L3 bus supply voltage
L3VSEL = HRESET
GV
DD
–0.3 to 1.65
V
3, 6
L3VSEL = 0
GV
DD
–0.3 to 1.95
V
3, 7
L3VSEL = HRESET or GV
DD
GV
DD
–0.3 to 2.7
V
3, 8
Input voltage
Processor bus
V
in
–0.3 to OV
DD
+ 0.3
V
9, 10
L3 bus
V
in
–0.3 to GV
DD
+ 0.3
V
9, 10
JTAG signals
V
in
–0.3 to OV
DD
+ 0.3
V
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