參數(shù)資料
型號(hào): IQ80C52XXX-16SHXXX:RD
廠商: TEMIC SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 16 MHz, MICROCONTROLLER, CQFP44
文件頁數(shù): 30/60頁
文件大?。?/td> 5137K
MB89630R Series
36
DS07-12531-4E
(6) Bus Read Timing
(VCC = 5.0 V
±10%, 10 MHz, AVSS = VSS= 0.0 V, TA = –40
°C to +85°C)
* : For information on tinst, see “(4) Instruction Cycle”.
Parameter
Symbol
Pin name
Condition
Value
Unit
Remarks
Min.
Max.
Valid address
→ RD ↓ time tAVRL
RD, A15 to A08,
AD7 to AD0
1/4 tinst*– 64 ns
μs
RD pulse width
tRLRH
RD
1/2 tinst*– 20 ns
μs
Valid address
→ data read
time
tAVDV
AD7 to AD0,
A15 to A08
1/2 tinst*200
μsNo wait
RD
↓ → data read time
tRLDV
RD, AD7 to AD0
1/2 tinst*– 80 ns
120
μsNo wait
RD
↑ → data hold time
tRHDX
AD7 to AD0,
RD
0—
μs
RD
↑ → ALE ↑ time
tRHLH
RD, ALE
1/4 tinst*– 40 ns
μs
RD
↑ → address loss time tRHAX
RD, A15 to A08
1/4 tinst*– 40 ns
μs
RD
↓ → CLK ↑ time
tRLCH
RD, CLK
1/4 tinst*– 40 ns
μs
CLK
↓ → RD ↑ time
tCLRH
0—
ns
RD
↓ → BUFC ↓ time
tRLBL
RD, BUFC
–5
μs
BUFC
↑ → valid address
time
tBHAV
A15 to A08,
AD7 to AD0,
BUFC
5—
μs
BUFC
A15 to A08
AD7 to AD0
ALE
CLK
RD
0.8 V
2.4 V
0.8V
2.4V
0.8 V
2.4 V
0.8 V
2.4 V
0.8 V
2.4 V
0.8 V
2.4 V
0.3 VCC
0.7 VCC
0.3 VCC
0.7 VCC
tRHDX
tCLRH
tRLBL
tBHAV
tRHLH
tAVDV
tRLCH
tRHAX
tRLDV
tRLRH
tAVRL
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