MC7457VG1000LC

MPC7457ECS01AD Freescale Semiconductor Rev. 3, 01/2005 Technical Data MPC7457 Hardware Specification Addendum for the MPC74n7RXnnnnNx Series This document describes part-number-specific changes to Freescale Part Numbers Affected: recommended operating conditions and revised electrical MC7447RX1000NB specifications, as applicable, from those described in the general MC7447RX867NB MPC7457 RISC Microprocessor Hardware Specifications MC7447RX733NB (Order No. MPC7457EC). The MPC7457 and MPC7447 are MC7447RX600NB implementations of the PowerPC microprocessor family of MC7457RX1000NC reduced instruction set computer (RISC) microprocessors. MC7457RX867NC MC7457RX733NC Specifications provided in this document supersede those in the MC7457RX600NC MPC7457 RISC Microprocessor Hardware Specifications, Rev. 5 or later, for the part numbers listed in Table A only. Specifications not addressed herein are unchanged. Because this document is frequently updated, refer to Features Part numbers addressed in this document are listed in Table A. Table A. Part Numbers Addressed by this Data Sheet Operating Conditions Freescale Significant Differences from CPU Part Number T Hardware Specification j Frequency V DD (C) (MHz) MC7447RX1000NB 1000 1.1 V 50 mV 0 to 105 Modified core frequency and voltage to reduce power consumption, modified processor bus AC MC7457RX1000NC timing. MC7447RX867NB 867 MC7457RX867NC MC7447RX733NB 733 MC7457RX733NC MC7447RX600NB 600 MC7457RX600NC 2 Features This section summarizes changes to the features of the MPC7457 described in the MPC7457 RISC Microprocessor Hardware Specifications. Power management 1.1-V processor core 3 General Parameters Core power supply: 1.1 V 50 mV DC nominal 5.1 DC Electrical Characteristics Table 4 provides the recommended operating conditions for the MPC7457 part numbers described herein. 1 Table 4. Recommended Operating Conditions Recommended Characteristic Symbol Unit Notes Value Core supply voltage V 1.1 V 50 mV V DD PLL supply voltage AV 1.1 V 50 mV V 2 DD Notes: 1. These are the recommended and tested operating conditions. Proper device operation outside of these conditions is not guaranteed. 2. This voltage is the input to the filter discussed in MPC7457 RISC Microprocessor Hardware Specifications, Section 9.2, PLL Power Supply Filtering, and not necessarily the voltage at the AV pin, which may be reduced from V by the filter. DD DD MPC7457 Hardware Specification Addendum for the MPC74n7RXnnnnNx Series, Rev. 3 2 Freescale Semiconductor