HD6473937W Renesas Electronics America, HD6473937W Datasheet - Page 344
HD6473937W
Manufacturer Part Number
HD6473937W
Description
MCU FLASH OTP 60K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300L SLPr
Datasheet
1.HD6473937RXV.pdf
(523 pages)
Specifications of HD6473937W
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
-40°C ~ 85°C
Package / Case
100-TQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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the proper FLEX channel, and fully interpreting the code words that are passed to the host from
the FLEX decoder.
TM
Additional Information: Additional Information on the FLEX
protocol decoder chip set and
FLEXstack™ software can be found at the following website:
http://www.hitachi.co.jp/Sicd/English/Products/micom/stack/stack.html.
12.1.2
System Block Diagram
Synthesizer Programming Control
User
Interface
Receiver
Control
Receiver
This LSI
38.4 or 40 kHz clock
S0/IFIN
160 kHz Oscillator
Low Battery
LOBAT
Detector
Figure 12-1 Example Block Diagram Using Internal Demodulator
When configured to use the internal demodulator, the FLEX decoder connects to a receiver
capable of generating a limited (i.e. 1-bit digitized) 455 kHz or 140 kHz IF signal. In this mode,
the FLEX decoder has 7 receiver control lines used for warming up and shutting down a receiver
in stages. The FLEX decoder has the ability to detect a low battery signal during the receiver
control sequences. It interfaces to a host MCU through a standard SPI. It has a 1 minute timer that
offers low power support for a time of day function on the host.
When using the internal demodulator, the oscillator frequency (or external clock) must be 160
kHz. The CLKOUT signal can be programmed to be either a 38.4 kHz signal created by
fractionally dividing the oscillator clock, or a 40 kHz signal creating by dividing the oscillator
clock by 4.
330
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