DF2345TE20 Renesas Electronics America, DF2345TE20 Datasheet - Page 94
![MCU 5V 128K 100-TQFP](/photos/28/61/286108/100-tqfp_sml.jpg)
DF2345TE20
Manufacturer Part Number
DF2345TE20
Description
MCU 5V 128K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2300r
Datasheet
1.DF2345TE20V.pdf
(929 pages)
Specifications of DF2345TE20
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
SCI, SmartCard
Peripherals
POR, PWM, WDT
Number Of I /o
71
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x10b; D/A 2x8b
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
-
Other names
HD64F2345TE20
HD64F2345TE20
HD64F2345TE20
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2345TE20V
Manufacturer:
Renesas
Quantity:
222
Company:
Part Number:
DF2345TE20V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 3 MCU Operating Modes
Modes 4 to 6 are externally expanded modes that allow access to external memory and peripheral
devices.
The external expansion modes allow switching between 8-bit and 16-bit bus modes. After program
execution starts, an 8-bit or 16-bit address space can be set for each area, depending on the bus
controller setting. If 16-bit access is selected for any one area, 16-bit bus mode is set; if 8-bit
access is selected for all areas, 8-bit bus mode is set.
Note that the functions of each pin depend on the operating mode.
Modes 10, 11, 14, and 15 are boot modes and user program modes in which the flash memory can
be programmed and erased. For details, see section 17, ROM.
The H8S/2345 Group can only be used in modes 4 to 7, 10, 11, 14, and 15. This means that the
flash write enable pin and mode pins must be set to select one of these modes.
Do not change the inputs at the mode pins during operation.
3.1.2
Operating Mode Selection (ZTAT, Mask ROM, and ROMless Versions)
The H8S/2345 Group has seven operating modes (modes 1 to 7). These modes enable selection of
the CPU operating mode, enabling/disabling of on-chip ROM, and the initial bus width setting, by
setting the mode pins (MD
to MD
).
2
0
Table 3.2 lists the MCU operating modes.
Rev. 4.00 Feb 15, 2006 page 68 of 900
REJ09B0291-0400
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