參數(shù)資料
型號(hào): HMS81C2020AQ
廠商: Electronic Theatre Controls, Inc.
英文描述: CMOS Single-Chip 8-Bit Microcontroller with A/D Converter & VFD Driver
中文描述: CMOS單芯片8位微控制器與A / D轉(zhuǎn)換器
文件頁(yè)數(shù): 23/107頁(yè)
文件大?。?/td> 1482K
代理商: HMS81C2020AQ
HMS81C2012A/2020A
SEP. 2004 Ver 2.00
19
7.7 AC Characteristics
(T
A
=-40~+85
°
C, V
DD
=5V
±
10%, V
SS
=0V, f
XIN
=4MHz)
Figure 7-2 Serial I/O Timing Chart
Parameter
Symbol
Pins
Specifications
Unit
Min.
Typ.
Max.
Serial Input Clock Pulse
t
SCYC
SCLK
2t
SYS
+200
-
8
ns
Serial Input Clock Pulse Width
t
SCKW
SCLK
t
SYS
+70
-
8
ns
Serial Input Clock Pulse Transition
Time
t
FSCK
t
RSCK
SCLK
-
-
30
ns
SIN Input Pulse Transition Time
t
FSIN
t
RSIN
SIN
-
-
30
ns
SIN Input Setup Time (External SCLK)
t
SUS
SIN
100
-
-
ns
SIN Input Setup Time (Internal SCLK)
t
SUS
SIN
200
-
ns
SIN Input Hold Time
t
HS
SIN
t
SYS
+70
-
ns
Serial Output Clock Cycle Time
t
SCYC
SCLK
4t
SYS
-
16t
SYS
ns
Serial Output Clock Pulse Width
t
SCKW
SCLK
t
SYS
-30
ns
Serial Output Clock Pulse Transition
Time
t
FSCK
t
RSCK
SCLK
30
ns
Serial Output Delay Time
s
OUT
SOUT
100
ns
SCLK
SIN
0.2V
DD
SOUT
0.2V
DD
0.8V
DD
t
SCYC
t
SCKW
t
SCKW
t
RSCK
t
FSCK
0.8V
DD
t
SUS
t
HS
t
DS
0.2V
DD
0.8V
DD
t
RSIN
t
FSIN
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