DF2148ATE20 Renesas Electronics America, DF2148ATE20 Datasheet - Page 685
![IC H8S MCU FLASH 128K 100-QFP](/photos/28/61/286108/100-tqfp_sml.jpg)
DF2148ATE20
Manufacturer Part Number
DF2148ATE20
Description
IC H8S MCU FLASH 128K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Specifications of DF2148ATE20
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
Host Interface, I²C, IrDA, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
74
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
4 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
HD64F2148ATE20
HD64F2148ATE20
HD64F2148ATE20
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2148ATE20IV
Manufacturer:
Renesas Electronics America
Quantity:
135
Company:
Part Number:
DF2148ATE20IV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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22.1
The H8S/2148 and H8S/2144 have 128 kbytes of on-chip ROM (flash memory or mask ROM),
the H8S/2143 has 96 kbytes, the H8S/2147, H8S/2147N, and H8S/2142 have 64 kbytes. The
ROM is connected to the CPU by a 16-bit data bus. The CPU accesses both byte and word data in
one state, enabling faster instruction fetches and higher processing speed.
The mode pins (MD1 and MD0) and the EXPE bit in MDCR can be set to enable or disable the
on-chip ROM.
The flash memory versions of the H8S/2148, H8S/2147N, H8S/2144, and H8S/2142 can be erased
and programmed on-board as well as with a general-purpose PROM programmer.
22.1.1
Figure 22.1 shows a block diagram of the ROM.
Overview
Block Diagram
Section 22 ROM
(Mask ROM Version, H8S/2148 F-ZTAT,
H8S/2147N F-ZTAT, H8S/2144 F-ZTAT,
Figure 22.1 ROM Block Diagram (H8S/2148, H8S/2144)
(Mask ROM Version, H8S/2148 F-ZTAT, H8S/2147N F-ZTAT, H8S/2144 F-ZTAT, and H8S/2142 F-ZTAT)
and H8S/2142 F-ZTAT)
H'01FFFE
H'000000
H'000002
Internal data bus (upper 8 bits)
Internal data bus (lower 8 bits)
Section 22 ROM
Rev. 4.00 Sep 27, 2006 page 639 of 1130
H'01FFFF
H'000001
H'000003
REJ09B0327-0400
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