參數(shù)資料
型號(hào)： M37549G1FP
元件分類(lèi)： 微控制器/微處理器
英文描述： 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDSO24
封裝： 5.30 X 10.10 MM, 0.80 MM PITCH, PLASTIC, SSOP-24
文件頁(yè)數(shù)： 71/86頁(yè)
文件大?。?/td> 1375K
代理商： M37549G1FP
Rev.2.02
Mar 31, 2009
Page 71 of 81
REJ03B0202-0202
7549 Group
(7) Switching Characteristics
Table 23 Switching characteristics (1)
(VCC = 4.0 to 5.5 V, VSS = 0 V, Ta =
20 to 85 °C, unless otherwise noted)
NOTE:
1. Pin XOUT is excluded.
Table 24 Switching characteristics (2)
(VCC = 2.4 to 5.5 V, VSS = 0 V, Ta =
20 to 85 °C, unless otherwise noted)
NOTE:
1. Pin XOUT is excluded.
Table 25 Switching characteristics (3)
(VCC = 1.8 to 5.5 V, VSS = 0 V, Ta =
20 to 85 °C, unless otherwise noted)
NOTE:
1. Pin XOUT is excluded.
Fig 84. Switching characteristics measurement circuit diagram
tWH(SCLK)
tWL(SCLK)
td(SCLK-TXD)
tV(SCLK-TXD)
tr(SCLK)
tf(SCLK)
tr(CMOS)
tf(CMOS)
Serial I/O clock output “H” pulse width
Serial I/O clock output “L” pulse width
Serial I/O output delay time
Serial I/O output valid time
Serial I/O clock output rising time
Serial I/O clock output falling time
CMOS output rising time (Note 1)
CMOS output falling time (Note 1)
Symbol
Parameter
Limits
Unit
Min.
tC(SCLK)/2
30
tC(SCLK)/2
30
Typ.
10
ns
Max.
140
30
tWH(SCLK)
tWL(SCLK)
td(SCLK-TXD)
tV(SCLK-TXD)
tr(SCLK)
tf(SCLK)
tr(CMOS)
tf(CMOS)
Serial I/O clock output “H” pulse width
Serial I/O clock output “L” pulse width
Serial I/O output delay time
Serial I/O output valid time
Serial I/O clock output rising time
Serial I/O clock output falling time
CMOS output rising time (Note 1)
CMOS output falling time (Note 1)
Symbol
Parameter
Limits
Unit
Min.
tC(SCLK)/2
50
tC(SCLK)/2
50
30
Typ.
20
ns
Max.
350
50
tWH(SCLK)
tWL(SCLK)
td(SCLK-TXD)
tV(SCLK-TXD)
tr(SCLK)
tf(SCLK)
tr(CMOS)
tf(CMOS)
Serial I/O clock output “H” pulse width
Serial I/O clock output “L” pulse width
Serial I/O output delay time
Serial I/O output valid time
Serial I/O clock output rising time
Serial I/O clock output falling time
CMOS output rising time (Note 1)
CMOS output falling time (Note 1)
Symbol
Parameter
Limits
Unit
Min.
tC(SCLK)/2
70
tC(SCLK)/2
70
30
Typ.
25
ns
Max.
450
70
Measured
output pin
100 pF
CMOS output
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