參數(shù)資料
型號(hào): EM78P809NP
廠商: ELAN Microelctronics Corp .
元件分類(lèi): 8位微控制器
英文描述: 8-BIT MICROCONTROLLER
中文描述: 8位微控制器
文件頁(yè)數(shù): 71/75頁(yè)
文件大?。?/td> 531K
代理商: EM78P809NP
EM78P809N
8-Bit Microcontroller
Product Specification
(V1.0) 07.26.2005
(This specification is subject to change without further notice)
67
6.2 AC Electrical Characteristic
(Ta=- 40
°
C ~ 85
°
C, VDD=5V
±
5%, VSS=0V)
Symbol
Parameter
Conditions
Min
Typ Max Unit
Dclk
Input CLK duty cycle
45
200
500
50
55
DC
DC
%
ns
ns
Crystal type (high frequency)
RC type
Tins
Instruction cycle time
(CLKS="0")
Ttcc
TCC input period
(Tins+20)/
N*
ns
Tdrh
Device reset hold
time
/RESET pulse width Ta = 25
°
C
Watchdog timer
period
Input pin setup time
Input pin hold time
Tdelay Output pin delay time Cload=20pF
Tstup1 SDI data setup time
Thold1 SDI data hold time
Tvalid1 SDO output valid time SCK
Tsckh
SCK input high time
Tsckl
SCK input low time
Tsetup2 Slave mode setup
time
Tdelay1 Slave mode unselect
delay time
Ta = 25
°
C
11.3
16.2 21.6
ms
Trst
2000
ns
Twdt
Ta = 25
°
C
11.3
16.2 21.6
ms
Tset
Thold
0
20
50
25
25
25
-
-
-
ns
ns
ns
ns
ns
ns
ns
ns
ns
Setup time of SDI data input to SCK
Hold time of SDI data input to SCK
or SCK
to SDO data output
Slave mode (Fmain=8 MHz)
Slave mode (Fmain=8 MHz)
or SCK
or SCK
-
-
-
50
50
50
-
-
-
200
200
400
/SS
to SCK
or SCK
(Fmain=8 MHz)
/SS
to SDO output hi-impedance delay time
-
25
50
ns
* N= selected prescaler ratio
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