参数资料
型号: MPC8545HXANGB
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 32-BIT, 800 MHz, MICROPROCESSOR, CBGA783
封装: 29 X 29 MM, 1 MM PITCH, FLIP CHIP, CERAMIC, BGA-783
文件页数: 56/142页
文件大小: 1504K
代理商: MPC8545HXANGB
MPC8548E PowerQUICC III Integrated Processor Hardware Specifications, Rev. 5
20
Freescale Semiconductor
DDR and DDR2 SDRAM
Table 13 provides the recommended operating conditions for the DDR SDRAM controller when
GVDD(typ) = 2.5 V.
Table 14 provides the DDR I/O capacitance when GVDD(typ) = 2.5 V.
Table 15 provides the current draw characteristics for MVREF.
Table 13. DDR SDRAM DC Electrical Characteristics for GVDD(typ) = 2.5 V
Parameter/Condition
Symbol
Min
Max
Unit
Notes
I/O supply voltage
GVDD
2.375
2.625
V
1
I/O reference voltage
MVREF
0.49
× GVDD
0.51
× GVDD
V2
I/O termination voltage
VTT
MVREF – 0.04
MVREF + 0.04
V
3
Input high voltage
VIH
MVREF + 0.15
GVDD + 0.3
V
Input low voltage
VIL
–0.3
MVREF – 0.15
V
Output leakage current
IOZ
–50
50
μA4
Output high current (VOUT = 1.95 V)
IOH
–16.2
mA
Output low current (VOUT = 0.35 V)
IOL
16.2
mA
Notes:
1. GVDD is expected to be within 50 mV of the DRAM VDD at all times.
2. MVREF is expected to be equal to 0.5 × GVDD, and to track GVDD DC variations as measured at the receiver. Peak-to-peak
noise on MVREF may not exceed ±2% of the DC value.
3. VTT is not applied directly to the device. It is the supply to which far end signal termination is made and is expected to be
equal to MVREF. This rail should track variations in the DC level of MVREF.
4. Output leakage is measured with all outputs disabled, 0 V
V
OUT GVDD.
Table 14. DDR SDRAM Capacitance for GVDD(typ) = 2.5 V
Parameter/Condition
Symbol
Min
Max
Unit
Notes
Input/output capacitance: DQ, DQS
CIO
68
pF
1
Delta input/output capacitance: DQ, DQS
CDIO
—0.5
pF
1
Note:
1. This parameter is sampled. GVDD = 2.5 V ± 0.125 V, f = 1 MHz, TA =25°C, VOUT = GVDD/2, VOUT (peak-to-peak) = 0.2 V.
Table 15. Current Draw Characteristics for MVREF
Parameter/Condition
Symbol
Min
Max
Unit
Notes
Current draw for MVREF
IMVREF
500
μA1
Note:
1. The voltage regulator for MVREF must be able to supply up to 500 μA current.
相关PDF资料
PDF描述
MPC8545VTATG 32-BIT, 1200 MHz, MICROPROCESSOR, PBGA783
MPC8547ECVTAQJ 32-BIT, 1000 MHz, MICROPROCESSOR, PBGA783
MPC8547EVTATG 32-BIT, 1200 MHz, MICROPROCESSOR, PBGA783
MPC8548CPXAVHA 32-BIT, 1500 MHz, MICROPROCESSOR, PBGA783
MPC8548CVTAQJB 32-BIT, 1000 MHz, MICROPROCESSOR, PBGA783
相关代理商/技术参数
参数描述
MPC8545HXAQG 功能描述:微处理器 - MPU PQ38 8548 RoHS:否 制造商:Atmel 处理器系列:SAMA5D31 核心:ARM Cortex A5 数据总线宽度:32 bit 最大时钟频率:536 MHz 程序存储器大小:32 KB 数据 RAM 大小:128 KB 接口类型:CAN, Ethernet, LIN, SPI,TWI, UART, USB 工作电源电压:1.8 V to 3.3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:FBGA-324
MPC8545HXATG 功能描述:微处理器 - MPU PQ38 8548 RoHS:否 制造商:Atmel 处理器系列:SAMA5D31 核心:ARM Cortex A5 数据总线宽度:32 bit 最大时钟频率:536 MHz 程序存储器大小:32 KB 数据 RAM 大小:128 KB 接口类型:CAN, Ethernet, LIN, SPI,TWI, UART, USB 工作电源电压:1.8 V to 3.3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:FBGA-324
MPC8545PXANGA 功能描述:微处理器 - MPU PQ3 8545 RoHS:否 制造商:Atmel 处理器系列:SAMA5D31 核心:ARM Cortex A5 数据总线宽度:32 bit 最大时钟频率:536 MHz 程序存储器大小:32 KB 数据 RAM 大小:128 KB 接口类型:CAN, Ethernet, LIN, SPI,TWI, UART, USB 工作电源电压:1.8 V to 3.3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:FBGA-324
MPC8545PXANGB 功能描述:微处理器 - MPU FG PQ38 8548 RoHS:否 制造商:Atmel 处理器系列:SAMA5D31 核心:ARM Cortex A5 数据总线宽度:32 bit 最大时钟频率:536 MHz 程序存储器大小:32 KB 数据 RAM 大小:128 KB 接口类型:CAN, Ethernet, LIN, SPI,TWI, UART, USB 工作电源电压:1.8 V to 3.3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:FBGA-324
MPC8545PXANGD 功能描述:微处理器 - MPU PQ38 PB ST NE 800 R3.0 RoHS:否 制造商:Atmel 处理器系列:SAMA5D31 核心:ARM Cortex A5 数据总线宽度:32 bit 最大时钟频率:536 MHz 程序存储器大小:32 KB 数据 RAM 大小:128 KB 接口类型:CAN, Ethernet, LIN, SPI,TWI, UART, USB 工作电源电压:1.8 V to 3.3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:FBGA-324