参数资料
型号: MC9328MX1DVM20R2
厂商: MOTOROLA INC
元件分类: 微控制器/微处理器
英文描述: 200 MHz, RISC PROCESSOR, PBGA256
封装: 14 X 14 MM, 1.30 MM HEIGHT, 0.80 MM PITCH, MAPBGA-256
文件页数: 14/94页
文件大小: 1487K
代理商: MC9328MX1DVM20R2
Specifications
MOTOROLA
MC9328MX1 Advance Information
21
3.8 External Interface Module
The External Interface Module (EIM) handles the interface to devices external to the MC9328MX1,
including generation of chip-selects for external peripherals and memory. The timing diagram for the EIM
is shown in Figure 5, and Table 13 defines the parameters of signals.
Figure 5. EIM Bus Timing Diagram
Table 13. EIM Bus Timing Parameter Table
Ref No.
Parameter
1.8
± 0.10V
3.0
± 0.3V
Unit
Min
Typical
Max
Min
Typical
Max
1a
Clock fall to address valid
2.48
3.31
9.11
2.4
3.2
8.8
ns
1b
Clock fall to address invalid
1.55
2.48
5.69
1.5
2.4
5.5
ns
1a
1b
2a
2b
3b
3a
4a
4b
4c
4d
5a
5b
5c
5d
6a
6b
6c
7a
7b
7c
8a
8b
9b
9c
9a
7d
(HCLK) Bus Clock
Address
Chip-select
Read (Write)
OE (rising edge)
LBA (negated rising edge)
OE (falling edge)
Burst Clock (rising edge)
LBA (negated falling edge)
EB (falling edge)
EB (rising edge)
Burst Clock (falling edge)
Read Data
Write Data (negated falling)
Write Data (negated rising)
DTACK_B
10a
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