HD6473937RXV Renesas Electronics America, HD6473937RXV Datasheet - Page 253
HD6473937RXV
Manufacturer Part Number
HD6473937RXV
Description
MCU 3/5V 60K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300L SLPr
Datasheet
1.HD6473937RXV.pdf
(523 pages)
Specifications of HD6473937RXV
Core Processor
H8/300L
Core Size
8-Bit
Speed
10MHz
Connectivity
SCI
Peripherals
POR, WDT
Number Of I /o
59
Program Memory Size
60KB (60K x 8)
Program Memory Type
OTP
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 3.6 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD6473937RXV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Figure 9-18 shows an example of watchdog timer operations.
9.6.4
Table 9-18 summarizes the watchdog timer operation states.
Table 9-18 Watchdog Timer Operation States
Operation
Mode
TCW
TCSRW
Note:
Internal reset
signal
TCW count
value
*
H'FF
H'00
Watchdog Timer Operation States
Functions when øw/32 is selected as the input clock.
Reset
Reset
Reset
Example: ø = 2 MHz and the desired overflow period is 30 ms.
The value set in TCW should therefore be 256 – 8 = 248 (H'F8).
Figure 9-18 Typical Watchdog Timer Operations (Example)
H'F8
H'F8 written
in TCW
Active
Functions Functions Halted
Functions Functions Retained
2
8192
10
Start
6
Sleep
30
H'F8 written in TCW
10
Watch
–3
= 7.3
Subactive Subsleep Standby
Functions/
Halted*
Functions/
Halted*
512 ø
Halted
Retained
Reset
OSC
TCW overflow
clock cycles
Halted
Retained
Module
Standby
Halted
Retained
239
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