TMP86C820FG データシートの表示（PDF） - Toshiba
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TMP86C820FG Datasheet PDF : 160 Pages
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15. Electrical Characteristics
15.6 Timer Counter 1 input (ECIN) Characteristics
TMP86C820FG
15.5 AC Characteristics
Parameter
Machine Cycle Time
High Level Clock Pulse Width
Low Level Clock Pulse Width
High Level Clock Pulse Width
Low Level Clock Pulse Width
Parameter
Machine Cycle Time
High Level Clock Pulse Width
Low Level Clock Pulse Width
High Level Clock Pulse Width
Low Level Clock Pulse Width
Parameter
Machine Cycle Time
High Level Clock Pulse Width
Low Level Clock Pulse Width
High Level Clock Pulse Width
Low Level Clock Pulse Width
Symbol
tcy
tWCH
tWCL
tWCH
tWCL
Condition
NORMAL1, 2 mode
IDLE1, 2 mode
SLOW1, 2 mode
SLEEP1, 2 mode
For external clock operation
(XIN input)
fc = 16 MHz
For external clock operation
(XTIN input)
fs = 32.768 kHz
Symbol
tcy
tWCH
tWCL
tWCH
tWCL
Condition
NORMAL1, 2 mode
IDLE1, 2 mode
SLOW1, 2 mode
SLEEP1, 2 mode
For external clock operation
(XIN input)
fc = 8 MHz
For external clock operation
(XTIN input)
fs = 32.768 kHz
Symbol
tcy
tWCH
tWCL
tWCH
tWCL
Condition
NORMAL1, 2 mode
IDLE1, 2 mode
SLOW1, 2 mode
SLEEP1, 2 mode
For external clock operation
(XIN input)
fc = 4.2 MHz
For external clock operation
(XTIN input)
fs = 32.768 kHz
(VSS = 0 V, VDD = 4.5 to 5.5 V, Topr = −40 to 85°C)
Min
Typ.
Max
Unit
0.25
–
4
µs
117.6
–
133.3
–
31.25
–
ns
–
15.26
–
µs
(VSS = 0 V, VDD = 2.7 to 4.5 V, Topr = −40 to 85°C)
Min
Typ.
Max
Unit
0.5
–
4
µs
117.6
–
133.3
–
62.5
–
ns
–
15.26
–
µs
(VSS = 0 V, VDD = 1.8 to 2.7 V, Topr = −40 to 85°C)
Min
Typ.
Max
Unit
0.95
–
4
µs
117.6
–
133.3
–
119.05
–
ns
–
15.26
–
µs
15.6 Timer Counter 1 input (ECIN) Characteristics
Parameter
TC1 input (ECIN input)
Symbol
Condition
Min
Frequency measurement mode Single edge
VDD = 4.5 to 5.5 V
–
count
tTC1
Frequency measurement mode
VDD = 2.7 to 4.5 V
Single edge
count
–
Frequency measurement mode Single edge
VDD = 1.8 to 2.7 V
–
count
(VSS = 0 V, Topr = −40 to 85°C)
Typ.
Max
Unit
–
16
–
8
MHz
–
4.2
Page 142
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