tmp89ch42 TOSHIBA Semiconductor CORPORATION, tmp89ch42 Datasheet - Page 56

• Manufacturer Part Number: tmp89ch42
• Description: 8 Bit Microcontroller Tlcs-870/c1 Series
• Manufacturer: TOSHIBA Semiconductor CORPORATION

2.4
Reset Control Circuit
RB000
CPU and peripheral
CPU and peripheral
CPU and peripheral
Operating voltage
Operating voltage
Operating voltage
Power-on reset
Power-on reset
Power-on reset
circuits reset
circuits reset
circuits reset
RESET pin
RESET pin
RESET pin
range
range
range
V
V
V
Figure 2-15 External Reset Input (During Power-Up)
PROFF
PROFF
PROFF
When the supply voltage rises rapidly (When the reset time depends on power-on reset)
When the supply voltage rises rapidly (When the reset time depends on external reset)
t
t
VDD
VDD
Warm-up period
(t
PWUP
)
Warm-up period
t
VDD
When the supply voltage rises slowly
(t
PWUP
)
Page 42
CPU and peripheral circuits start operating
5µs or more
CPU and peripheral circuits start operating
Warm-up period
(t
PWUP
)
CPU and peripheral
circuits start
operating
TMP89CH42