参数资料
型号: MB89865PF
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 10 MHz, MICROCONTROLLER, PQFP80
封装: PLASTIC, QFP-80
文件页数: 24/44页
文件大小: 1212K
代理商: MB89865PF
MB89860 Series
30
DS07-12504-6E
(9) UART and Serial I/O Timing
(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
SCK1,SCK2
Internal shift
clock mode
Load
condition:
50 pF
2 tinst*—
s
SCK1
↓ → SO1 time
SCK2
↓ → SO2 time
tSLOV
SCK1, SO1
SCK2, SO2
–200
200
ns
Valid SI1
→ SCK1 ↑
Valid SI2
→ SCK2 ↑
tIVSH
SI1, SCK1
SI2, SCK2
1/2 tinst*—
s
SCK1
↑ → valid SI1 hold time
SCK2
↑ → valid SI2 hold time t
SHIX
SCK1, SI1
SCK2, SI2
1/2 tinst*—
s
Serial clock “H” pulse width
tSHSL
SCK1, SCK2
External shift
clock mode
Load
condition:
50 pF
1 tinst*—
s
Serial clock “L” pulse width
tSLSH
1 tinst*—
s
SCK1
↓ → SO1 time
SCK2
↓ → SO2 time
tSLOV
SCK1, SO1
SCK2, SO2
0
200
ns
Valid SI1
→ SCK1 ↑
Valid SI2
→ SCK2 ↑
tIVSH
SI1, SCK1
SI2, SCK2
1/2 tinst*—
s
SCK1
↑ → valid SI1 hold time
SCK2
↑ → valid SI2 hold time t
SHIX
SCK1, SI1
SCK2, SI2
1/2 tinst*—
s
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