參數(shù)資料
型號: MC7455ARX933LF
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 933 MHz, RISC PROCESSOR, CBGA483
封裝: 29 X 29 MM, 1.27 MM PITCH, CERAMIC, BGA-483
文件頁數(shù): 18/68頁
文件大小: 1609K
代理商: MC7455ARX933LF
MOTOROLA
MPC7455 RISC Microprocessor Hardware Specifications
25
Electrical and Thermal Characteristics
Figure 9 shows the typical connection diagram for the MPC7455 interfaced to MSUG2 SRAMs such as the
Motorola MCM64E836.
Figure 9. Typical Source Synchronous 2-Mbyte L3 Cache DDR Interface
Denotes
Receive (SRAM
to MPC7455)
Aligned Signals
{L3DATA[0:15],
{L3DATA[16:31],
{L3_DATA[32:47],
L3ADDR[17:0]
L3_CNTL[0]
L3_CLK[0]
L3_CLK[1]
L3_ECHO_CLK[0]
L3_ECHO_CLK[1]
L3ECHO_CLK[2]
L3_ECHO_CLK[3]
{L3DATA[48:63],
L3DP[0:1]}
L3DP[2:3]}
L3DP[4:5]}
L3DP[6:7]}
CQ
SA[17:0]
CK
B1
B2
SRAM 0
SRAM 1
CQ
D[0:17]
D[18:35]
CQ
SA[17:0]
CK
B1
B2
CQ
D[0:17]
D[18:35]
L3_CNTL[1]
NC
GND
NC
GND
MPC7455
Denotes
Receive (SRAM
to MPC7455)
Aligned Signals
Denotes
Transmit
(MPC7455 to
SRAM)
Aligned Signals
GVDD/2
1
GVDD/2
1
CQ
CK
B3
G
CQ
LBO
CQ
CK
B3
G
CQ
LBO
Note:
1. Or as recommended by SRAM manufacturer for single-ended clocking.
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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