參數(shù)資料
型號: M37643M8-XXXHP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 12 MHz, MICROCONTROLLER, PQFP80
封裝: 12 X 12 MM, 0.50 MM PITCH, PLASTIC, LQFP-80
文件頁數(shù): 101/120頁
文件大?。?/td> 1253K
代理商: M37643M8-XXXHP
81
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
7643 Group
PRELIMINAR
Y
Notice:
This
is not
a final
specification.
Some
parametric
limits
are
subject
to
change.
Fig. 71 Circuit for measuring output switching characteristics (1)
Notes 1: Test conditions: IOHL =
± 5mA, CL = 50 pF
2: twL(RD) = ((n + 0.5) tc(PHI)) – 5 ns (n = wait number)
twL(WR) = ((n + 0.5) tc(PHI)) – 5 ns (n = wait number)
For example, two software waits, PHI = 12 MHz operating
twL(RD) = 2.5 tc(PHI) – 5 ns = 203.33 ns
Measurement output pin
100
pF
CMOS output
N-channel open-drain output (Note)
1 k
100 pF
Measurement output pin
Note: This diagram applies when bit 7 of the serial I/O control
register 1 is “1”.
Fig. 72 Circuit for measuring output switching characteristics (2)
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