参数资料
型号: MC7448HX1700LD
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 32-BIT, 1700 MHz, RISC PROCESSOR, CBGA360
封装: 25 X 25 MM, 2.40 MM HEIGHT, 1.27 MM PITC, CERAMIC, BGA-360
文件页数: 15/66页
文件大小: 793K
代理商: MC7448HX1700LD
MPC7448 RISC Microprocessor Hardware Specifications, Rev. 4
22
Freescale Semiconductor
Electrical and Thermal Characteristics
Figure 7 provides the AC test load for TDO and the boundary-scan outputs of the MPC7448.
Figure 7. Alternate AC Test Load for the JTAG Interface
Figure 8 provides the JTAG clock input timing diagram.
Figure 8. JTAG Clock Input Timing Diagram
Figure 9 provides the TRST timing diagram.
Figure 9. TRST Timing Diagram
Figure 10 provides the boundary-scan timing diagram.
Figure 10. Boundary-Scan Timing Diagram
Output
Z0 = 50 Ω
OVDD/2
RL = 50 Ω
VM
VM = Midpoint Voltage (OVDD/2)
tTCLK
tJR
tJF
tJHJL
TCLK
TRST
tTRST
VM = Midpoint Voltage (OVDD/2)
VM
TCK
Boundary
Data Outputs
Data Inputs
Data Outputs
VM = Midpoint Voltage (OVDD/2)
tDXJH
tDVJH
tJLDV
tJLDZ
Input
Data Valid
Output Data Valid
tJLDX
VM
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