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参数资料
型号： MC8640DHX1250HE
厂商： FREESCALE SEMICONDUCTOR INC
元件分类： 微控制器/微处理器
英文描述： 32-BIT, 1250 MHz, MICROPROCESSOR, CBGA1023
封装： 33 X 33 MM, CERAMIC, FCBGA-1023
文件页数： 69/130页
文件大小： 1495K
代理商： MC8640DHX1250HE
MPC8640 and MPC8640D Integrated Host Processor Hardware Specifications, Rev. 3
Freescale Semiconductor
43
Local Bus
10 Local Bus
This section describes the DC and AC electrical specifications for the local bus interface of the MPC8640.
10.1
Local Bus DC Electrical Characteristics
Table 40 provides the DC electrical characteristics for the local bus interface operating at OVDD = 3.3 V
DC.
10.2
Local Bus AC Timing Specifications
Table 41 describes the timing parameters of the local bus interface at OVDD = 3.3 V with PLL enabled.
For information about the frequency range of local bus see Section 18.1, “Clock Ranges.”
Table 40. Local Bus DC Electrical Characteristics (3.3 V DC)
Parameter
Symbol
Min
Max
Unit
High-level input voltage
VIH
2OVDD + 0.3
V
Low-level input voltage
VIL
–0.3
0.8
V
Input current
(VIN
1 = 0 V or V
IN = OVDD)
IIN
—±5
μA
High-level output voltage
(OVDD = min, IOH = –2 mA)
VOH
OVDD – 0.2
—
V
Low-level output voltage
(OVDD = min, IOL = 2 mA)
VOL
—0.2
V
Note:
1. Note that the symbol VIN, in this case, represents the OVIN symbol referenced in Table 1 and Table 2.
Table 41. Local Bus Timing Specifications (OVDD = 3.3 V)—PLL Enabled
Parameter
Symbol 1
Min
Max
Unit
Notes
Local bus cycle time
tLBK
8—
ns
2
Local bus duty cycle
tLBKH/tLBK
45
55
%
—
LCLK[n] skew to LCLK[m] or LSYNC_OUT
tLBKSKEW
—
150
ps
7, 8
Input setup to local bus clock (except LGTA/LUPWAIT)
tLBIVKH1
1.8
—
ns
3, 4
LGTA/LUPWAIT input setup to local bus clock
tLBIVKH2
1.7
—
ns
3, 4
Input hold from local bus clock (except LGTA/LUPWAIT)
tLBIXKH1
1.0
—
ns
3, 4
LGTA/LUPWAIT input hold from local bus clock
tLBIXKH2
1.0
—
ns
3, 4
LALE output transition to LAD/LDP output transition (LATCH hold time)
tLBOTOT
1.5
—
ns
6
Local bus clock to output valid (except LAD/LDP and LALE)
tLBKHOV1
—2.0
ns
—
Local bus clock to data valid for LAD/LDP
tLBKHOV2
—2.2
ns
—
Local bus clock to address valid for LAD
tLBKHOV3
—2.3
ns
—
Local bus clock to LALE assertion
tLBKHOV4
—2.3
ns
3
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MC8640DHX1250N 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:Integrated Host Processor Hardware Specifications Addendum for the MC8640xTxxyyyyaC Series
MC8640DTHX1000H 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:Integrated Host Processor Hardware Specifications
MC8640DTHX1000HC 功能描述:微处理器 - MPU G8 REV2.1 1.05V -40/105C 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
MC8640DTHX1000HE 功能描述:微处理器 - MPU G8 REV 3.0 1.05V -40/105C 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
MC8640DTHX1000N 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:Integrated Host Processor Hardware Specifications Addendum for the MC8640xTxxyyyyaC Series
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