參數(shù)資料
型號(hào): MB89923PF
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PQFP80
封裝: 20 X 14 MM, 0.80 MM PITCH, PLASTIC, QFP-80
文件頁(yè)數(shù): 25/44頁(yè)
文件大?。?/td> 1091K
代理商: MB89923PF
MB89920 Series
DS07-12526-2E
31
(5) Serial I/O Timing
(AVCC = VCC = +5.0 V
±10%, AVSS = VSS= 0.0 V, TA = –40
°C to +85°C)
* : For information on tinst, see “(4) Instruction Cycle”.
Parameter
Symbol
Pin
Condition
Value
Unit
Remarks
Min.
Max.
Serial clock cycle time
tSCYC
SCK
Internal shift
clock mode
2 tinst*—
s
SCK
↓ → SO time
tSLOV
SCK, SO
–200
200
ns
Valid SI
→ SCK ↑
tIVSH
SI, SCK
1/2 tinst*—
s
SCK
↑ → valid SI hold time
tSHIX
SCK, SI
1/2 tinst*—
s
Serial clock “H” pulse width
tSHSL
SCK
External shift
clock mode
1 tinst*—
s
Serial clock “L” pulse width
tSLSH
SCK
1 tinst*—
s
SCK
↓ → SO time
tSLOV
SCK, SO
0
200
ns
Valid SI
→ SCK ↑
tIVSH
SI, SCK
1/2 tinst*—
s
SCK
↑ → valid SI hold time
tSHIX
SCK, SI
1/2 tinst*—
s
0.8 V
2.4 V
tSCYC
2.4 V
0.2 VCC
tSHIX
0.8 V
tIVSH
0.8 VCC
0.2 VCC
0.8 VCC
SCK
SO
SI
tSLOV
tSLSH
2.4 V
tSHIX
0.8 VCC
0.8 V
tIVSH
0.2 VCC
0.8 VCC
0.2 VCC
0.8 VCC
tSHSL
0.8 VCC
0.2 VCC
SCK
SO
SI
tSLOV
Internal Shift Clock Mode
External Shift Clock Mode
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