tmp88ch41ug TOSHIBA Semiconductor CORPORATION, tmp88ch41ug Datasheet - Page 234

• Manufacturer Part Number: tmp88ch41ug
• Description: 8 Bit Microcontroller Tlcs-870/x Series
• Manufacturer: TOSHIBA Semiconductor CORPORATION

21.6 Voltage Detection circuit (VLTD)
21. Electrical Characteristics
21.6 Voltage Detection circuit (VLTD)
21.7 AC Characteristics
21.8 Flash Characteristics
Machine cycle time
High level clock pulse width
Low level clock pulse width
Number of guaranteed writes to flash memory
Note: The voltage detection circuit may not operate properly depending on transitions in supply voltage (VDD). When
Write Characteristics
Symbol
t
t
t
VLTOFF
VLTON
VLTPW
Parameter
designing your application system, careful consideration must be given to ensure proper operation of the voltage
detection circuit by referring to the device's electrical characteristics.
Recommend operation voltage
Voltage detection reset signal
Voltage detection interrupt
reset signal
Paramete
Power supply voltage (V DD )
Voltage detection release response time
Voltage detection response time
Voltage detection minimum pulse width
Detection voltage level
Figure 21-3 Operation timinng of Voltage detection circuit
Parameter
Symbol
t
t
WCH
WCL
tcy
Topr = -10 to 40°C
During NORMAL mode
During IDLE mode
When operating with external clock
(XIN input)
fc = 20 MHz
Condition
Page 224
t VLTON
Condition
Min
t VLTPW
1.0
–
–
t VLTOFF
0.01
0.01
(V
Typ
–
Min
0.2
SS
–
Min
–
= 0 V, V
DD
(V
(V
Typ
= 4.5 to 5.5 V, Topr = −40 to 85°C)
Typ
25
SS
–
–
Max
SS
0.1
0.1
= 0 V, Topr = −40 to 85°C)
–
= 0 V, 4.5 V ≤ V
Max
100
TMP88FH41UG
Max
0.5
–
Unit
DD
ms
ms
ms
≤ 5.5 V)
Times
Unit
Unit
µs
ns