tmp88fw45afg TOSHIBA Semiconductor CORPORATION, tmp88fw45afg Datasheet - Page 288

• Manufacturer Part Number: tmp88fw45afg
• Description: 8 Bit Microcontroller Tlcs-870/x Series
• Manufacturer: TOSHIBA Semiconductor CORPORATION

23.6
Oscillation Frequency Detection AC Characteristics
23.6
23.7
Oscillation Frequency Detection Time
Detecting low frequency
Detecting high frequency
Number of guaranteed writes to flash memory
Oscillation Frequency
Detection Reset
High-frequency
clock
Write Characteristics
Oscillation Frequency Detection AC Characteristics
Flash Characteristics
Parameter
Parameter
Stable
Symbol
f
f
t
DETL
DETH
OFD
Abnormal or Stop
Topr = -10 to 40°C
T
OFD
Page 274
CLKSMN = 20H
CLKSMX = 40H
Condition
Condition
Stable
T
OFD
(V
Min
SS
8.8
Min
-
-
-
= 0 V, V
When normal oscillation continues
for some period, the oscillation
frequency detection reset is released.
DD
Typ.
= 4.5 to 5.5 V, Topr = −40 to 85°C)
Typ.
30
-
-
-
TMP88FW45AFG
Max.
100
Max
50
20
-
(V
SS
Times
Unit
= 0 V)
MHz
Unit
μs