參數(shù)資料
型號： M38C89MF-XXXFP
元件分類： 微控制器/微處理器
英文描述： 8-BIT, MROM, 4 MHz, MICROCONTROLLER, PQFP144
封裝： 20 X 20 MM, 0.50 MM PITCH, PLASTIC, LQFP-144
文件頁數(shù)： 47/55頁
文件大?。?/td> 981K
代理商： M38C89MF-XXXFP
50
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
38C8 Group
twH(SCLK)
twL(SCLK)
td(SCLK-TxD)
tV(SCLK-TxD)
tr(SCLK)
tf(SCLK)
tr(CMOS)
tf(CMOS)
twH(SCLK)
twL(SCLK)
td(SCLK-TxD)
tV(SCLK-TxD)
tr(SCLK)
tf(SCLK)
tr(CMOS)
tf(CMOS)
Limits
Parameter
Min.
tc(SCLK)/2–30
–30
Typ.
10
Max.
140
30
Symbol
Unit
ns
Notes 1: When the P45/TxD P-channel output disable bit of the UART control register (bit 4 of address 001B16) is “0”.
2: The XOUT and XCOUT pins are excluded.
Serial I/O clock output “H” pulse width
Serial I/O clock output “L” pulse width
Serial I/O output delay time
(Note 1)
Serial I/O output valid time
(Note 1)
Serial I/O clock output rising time
Serial I/O clock output falling time
CMOS output rising time
(Note 2)
CMOS output falling time
(Note 2)
Table 21 Switching characteristics 1 (Vcc = 4.0 to 5.5 V, Vss = 0 V, Ta = –20 to 85°C, unless otherwise noted)
Limits
ns
Parameter
Min.
tC(SCLK)/2–50
–30
Typ.
20
Max.
350
50
Symbol
Unit
Serial I/O clock output “H” pulse width
Serial I/O clock output “L” pulse width
Serial I/O output delay time
(Note 1)
Serial I/O output valid time
(Note 1)
Serial I/O clock output rising time
Serial I/O clock output falling time
CMOS output rising time
(Note 2)
CMOS output falling time
(Note 2)
Table 22 Switching characteristics 2 (Vcc = 2.2 to 4.0 V, Vss = 0 V, Ta = –20 to 85°C, unless otherwise noted)
Notes 1: When the P45/TxD P-channel output disable bit of the UART control register (bit 4 of address 001B16) is “0”.
2: The XOUT and XCOUT pins are excluded.
Fig. 46 Circuit for measuring output switching characteristics
Measurement output pin
100 pF
CMOS output
Note: When bit 4 of the UART control register
(address 001B16) is “1”. (N-channel open-
drain output mode)
N-channel open-drain output (Note)
1 k
100 pF
Measurement output pin
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