参数资料
型号: ML53812-2
厂商: OKI ELECTRIC INDUSTRY CO LTD
元件分类: 微控制器/微处理器
英文描述: SPECIALTY MICROPROCESSOR CIRCUIT, PQFP176
封装: LQFP-176
文件页数: 48/64页
文件大小: 668K
代理商: ML53812-2
s ML53812-2 s ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
48
Oki Semiconductor
Microprocessor Interface Timing - Motorola Bus Mode, Non-multiplexed Address [1] [2] [3]
1.
Timing measured with 100 pF load on D_[7:0].
2.
Write cycle may be controlled by CS_N or STRB_N.
3.
AS=1.
Parameter
Symbol
Min
Typ
Max
Unit
CS_N setup to STRB_N
t1
40
ns
STRB_N pulse width
t2
40
ns
R/W_N setup to STRB_N
t3
5
ns
R/W_N hold from STRB_N
t4
5
ns
A_[9:0] setup to STRB_N
↓ (C_96=1)
t5
5
ns
A_[2:0] setup to STRB_N
↑ (C_96=0)
t6
40
ns
A_[9:0] hold from STRB_N
t7
5
ns
D_[7:0] setup to STRB_N
t8
40
ns
D_[7:0] hold from STRB_N
t9
5
ns
D_[7:0] float to valid delay from CS_N, STRB_N, and A_[9:0]
t10
0
50
ns
D_[7:0] valid to float delay from CS_N or STRB_N
t11
0
10
ns
Figure 8. Microprocessor Interface Timing - Motorola Bus Mode, Non-multiplexed Address
CS_N
STRB_N
R/W_N
A_[9:0]
D_[7:0]
t1
t3
t6
t5
t7
t9
t8
t10
t11
t2
t4
t3
t4
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