參數(shù)資料
型號(hào)： MPC850EC
廠商： Motorola, Inc.
英文描述： Communications Controller Hardware Specifications
中文描述： 通信控制器的硬件規(guī)格
文件頁(yè)數(shù)： 15/68頁(yè)
文件大小： 384K
代理商： MPC850EC
MOTOROLA
MPC850 (Rev. A/B/C) Hardware Specifications
15
Layout Practices
B30b
WE[0–3] negated to A[6–31]
invalid
GPCM write access, TRLX = 1,
CSNT = 1. CS negated to
A[6–31] Invalid GPCM write
access TRLX = 1, CSNT = 1,
ACS = 10 or ACS = 11, EBDF = 0
28.00
—
43.00
—
36.00
—
1.500
50.00
ns
B30c
WE[0–3] negated to A[6–31]
invalid
GPCM write access, TRLX = 0,
CSNT = 1. CS negated to
A[6–31] invalid GPCM write
access, TRLX = 0, CSNT = 1,
ACS = 10 or ACS = 11, EBDF = 1
5.00
—
8.00
—
6.00
—
0.375
50.00
ns
B30d
WE[0–3] negated to A[6–31]
invalid GPCM write access TRLX
= 1, CSNT =1, CS negated to
A[6–31] invalid GPCM write
access TRLX = 1, CSNT = 1,
ACS = 10 or ACS = 11, EBDF = 1
25.00
—
39.00
—
31.00
—
1.375
50.00
ns
B31
CLKOUT falling edge to CS valid
- as requested by control bit
CST4 in the corresponding word
in the UPM
1.50
6.00
1.50
6.00
1.50
6.00
—
50.00
ns
B31a
CLKOUT falling edge to CS valid
- as requested by control bit
CST1 in the corresponding word
in the UPM
5.00
12.00
8.00
14.00
6.00
13.00
0.250
50.00
ns
B31b
CLKOUT rising edge to CS valid
- as requested by control bit
CST2 in the corresponding word
in the UPM
1.50
8.00
1.50
8.00
1.50
8.00
—
50.00
ns
B31c
CLKOUT rising edge to CS valid
- as requested by control bit
CST3 in the corresponding word
in the UPM
5.00
12.00
8.00
14.00
6.00
13.00
0.250
50.00
ns
B31d
CLKOUT falling edge to CS valid
- as requested by control bit
CST1 in the corresponding word
in the UPM EBDF = 1
9.00
14.00
13.00
18.00
11.00
16.00
0.375
50.00
ns
B32
CLKOUT falling edge to BS valid
- as requested by control bit
BST4 in the corresponding word
in the UPM
1.50
6.00
1.50
6.00
1.50
6.00
—
50.00
ns
B32a
CLKOUT falling edge to BS valid
- as requested by control bit
BST1 in the corresponding word
in the UPM, EBDF = 0
5.00
12.00
8.00
14.00
6.00
13.00
0.250
50.00
ns
Table 6. Bus Operation Timing
1
(continued)
Num
Characteristic
50 MHz
66 MHz
80 MHz
FFACT
Cap Load
(default
50 pF)
Unit
Min
Max
Min
Max
Min
Max
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MPC850SRCZQ66BU 功能描述:微處理器 - MPU POWERPC MPU W/CPM RoHS:否 制造商:Atmel 處理器系列:SAMA5D31 核心:ARM Cortex A5 數(shù)據(jù)總線寬度:32 bit 最大時(shí)鐘頻率:536 MHz 程序存儲(chǔ)器大小:32 KB 數(shù)據(jù) RAM 大小:128 KB 接口類型:CAN, Ethernet, LIN, SPI,TWI, UART, USB 工作電源電壓:1.8 V to 3.3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:FBGA-324
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