參數(shù)資料
型號(hào): KS88C4632
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: new SAM8 family of 8-bit single-chip CMOS microcontrollers offers a fast and efficient CPU, a wide range of integrated peripherals, and various mask-p
中文描述: 新型8 SAM8系列位單芯片CMOS微控制器提供了快速,高效的CPU,一個(gè)廣泛的集成外設(shè),以及各種面具磷
文件頁(yè)數(shù): 23/34頁(yè)
文件大?。?/td> 246K
代理商: KS88C4632
KS88C4616/C4632/P4632
ELECTRICAL DATA
19-9
Table 19-9. UART Timing Characteristics in Mode 0 (10 MHz)
(T
A
= – 40
°
C to + 85
°
C, V
DD
= 2.7 V to 5.5 V, Load capacitance = 80 pF)
Parameter
Serial port clock cycle time
Symbol
t
SCK
Min
500
Typ
Max
700
Unit
ns
t
CPU
×
6
t
CPU
×
5
Output data setup to clock rising edge
t
S1
300
Clock rising edge to input data valid
t
S2
t
H1
t
H2
300
Output data hold after clock rising edge
t
CPU
– 50
0
t
CPU
Input data hold after clock rising edge
Serial port clock High, Low level width
t
HIGH,
t
LOW
200
t
CPU
×
3
400
NOTES
:
1.
2.
All timings are in nanoseconds (ns) and assume a 10-MHz CPU clock frequency.
The unit t
CPU
means one CPU clock period.
0.2 V
DD
0.8 V
DD
t
HIGH
t
LOW
t
SCK
Figure 19-5. Waveform for UART Timing Characteristics
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