HD64F3687GFP Renesas Electronics America, HD64F3687GFP Datasheet - Page 140
HD64F3687GFP
Manufacturer Part Number
HD64F3687GFP
Description
IC H8 MCU FLASH 56K 64-LQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300H Tinyr
Datasheet
1.HD64F3684GFPV.pdf
(538 pages)
Specifications of HD64F3687GFP
Core Processor
H8/300H
Core Size
16-Bit
Speed
20MHz
Connectivity
I²C, SCI
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
45
Program Memory Size
56KB (56K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
64-LQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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Section 7 ROM
entered by re-setting the P or E bit. However, PV and EV bit settings are retained, and a transition
can be made to verify mode. Error protection can be cleared only by a reset.
7.6
In programmer mode, a PROM programmer can be used to perform programming/erasing via a
socket adapter, just as a discrete flash memory. Use a PROM programmer that supports the MCU
device type with the on-chip 64-kbyte flash memory (FZTAT64V5).
7.7
In user mode, the flash memory will operate in either of the following states:
Table 7.7 shows the correspondence between the operating modes of this LSI and the flash
memory. In subactive mode, the flash memory can be set to operate in power-down mode with the
PDWND bit in FLPWCR. When the flash memory returns to its normal operating state from
power-down mode or standby mode, a period to stabilize operation of the power supply circuits
that were stopped is needed. When the flash memory returns to its normal operating state, bits
STS2 to STS0 in SYSCR1 must be set to provide a wait time of at least 20 µs, even when the
external clock is being used.
Table 7.7
Rev.5.00 Nov. 02, 2005 Page 106 of 500
REJ09B0027-0500
LSI Operating State
Active mode
Subactive mode
Sleep mode
Subsleep mode
Standby mode
Normal operating mode
The flash memory can be read and written to at high speed.
Power-down operating mode
The power supply circuit of flash memory can be partly halted. As a result, flash memory can
be read with low power consumption.
Standby mode
All flash memory circuits are halted.
Programmer Mode
Power-Down States for Flash Memory
Flash Memory Operating States
PDWND = 0 (Initial Value)
Normal operating mode
Power-down mode
Normal operating mode
Standby mode
Standby mode
Flash Memory Operating State
PDWND = 1
Normal operating mode
Normal operating mode
Normal operating mode
Standby mode
Standby mode
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