参数资料
型号: MB90349EPFV
元件分类: 微控制器/微处理器
英文描述: MICROCONTROLLER, PQFP100
封装: 14 X 14 MM, 1.70 MM HEIGHT, 0.50 MM PITCH, PLASTIC, LQFP-100
文件页数: 54/84页
文件大小: 1142K
代理商: MB90349EPFV
MB90340E Series
58
(6) Bus Timing (Write)
(TA
= 40 °C to +105 °C, VCC = 5.0 V ± 10%, VSS = 0.0 V, fCP ≤ 24 MHz)
Parameter
Symbol
Pin
Condition
Value
Unit
Min
Max
Valid address
→ WR ↓ time
tAVWL
A23 to A16,
AD15 to AD00,
WR
tCP
15
ns
WR pulse width
tWLWH
WR
3 tCP/2
20
ns
Valid data output
→ WR ↑ time
tDVWH
AD15 to AD00,
WR
3 tCP/2
20
ns
WR
↑ → Data hold time
tWHDX
AD15 to AD00,
WR
15
ns
WR
↑ → Address valid time
tWHAX
A23 to A16,
WR
tCP/2
10
ns
WR
↑ → ALE ↑ time
tWHLH
WR, ALE
tCP/2
15
ns
WR
↓ → CLK ↑ time
tWLCH
WR, CLK
tCP/2
15
ns
CLK
tWLCH
2.4 V
ALE
tWHLH
2.4 V
WR (WRL, WRH)
tWLWH
0.8 V
2.4 V
tAVWL
A23 to A16
0.8 V
2.4 V
0.8 V
tWHAX
AD15 to AD00
2.4 V
0.8 V
Address
0.8 V
2.4 V
Write data
tDVWH
0.8 V
2.4 V
tWHDX
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