參數(shù)資料
型號: M37920S4CGP
元件分類: 微控制器/微處理器
英文描述: 16-BIT, 20 MHz, MICROCONTROLLER, PQFP100
封裝: 14 X 20 MM, 0.65 MM PITCH, PLASTIC, QFP-100
文件頁數(shù): 28/39頁
文件大?。?/td> 438K
代理商: M37920S4CGP
M37920S4CGP
PRELIMINAR
Y
Notice:
This
is not
a final
specification.
Some
parametric
limits
are
subject
to change.
16-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
34
tw(RASCBRL)
tw(CASCBRL)
td(CASCBRL-RASCBRH)
td(RASCBRL-CASCBRL)
td(CASSLFRL-RASSLFRH)
th(RASSLFRH-CASSLFRL)
2tc – 15
tc – 15
–15
ns
DRAM refresh
Switching characteristics (VCC = 5 V ± 10 %, VSS = 0 V, Ta = 0 to 70 °C, f(XIN) = 20 MHz, unless otherwise noted)
Limits
RAS low-level pulse width (At CAS before RAS refresh)
CAS low-level pulse width (At CAS before RAS refresh)
RAS high-level valid time after CAS’s low level start (At CAS before RAS refresh)
CAS low-level valid time after RAS’s low level start (At CAS before RAS refresh)
RAS high-level valid time after CAS’s low level start (At self refresh)
CAS low-level hold time after RAS’s high level (At self refresh)
Parameter
Max.
Min.
Unit
Symbol
15
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