DF2148RTE20IV Renesas Electronics America, DF2148RTE20IV Datasheet - Page 765
DF2148RTE20IV
Manufacturer Part Number
DF2148RTE20IV
Description
MCU 5V 128K I-TEMP,PB-FREE, 100-
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Specifications of DF2148RTE20IV
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
-40°C ~ 85°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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Table 23.11 Settings for Each Operating Mode in Programmer Mode
Notes: 1. Chip disable is not a standby state; internally, it is an operation state.
Table 23.12 Programmer Mode Commands
Notes: 1. In auto-program mode. 129 cycles are required for command writing by a simultaneous
23.10.4 Memory Read Mode
Mode
Read
Output disable
Command write
Chip disable *
Command Name
Memory read mode
Auto-program mode
Auto-erase mode
Status read mode
After the end of an auto-program, auto-erase, or status read operation, the command wait state
is entered. To read memory contents, a transition must be made to memory read mode by
means of a command write before the read is executed.
Command writes can be performed in memory read mode, just as in the command wait state.
Once memory read mode has been entered, consecutive reads can be performed.
After power-on, memory read mode is entered.
2. Ain indicates that there is also address input in auto-program mode.
2. In memory read mode, the number of cycles depends on the number of address write
Section 23 ROM
128-byte write.
cycles (n).
1
CE
CE
L
L
L
H
CE
CE
Number
of Cycles
1 + n
129
2
2
(H8S/2148 F-ZTAT A-Mask Version, H8S/2147 F-ZTAT A-Mask Version, H8S/2144 F-ZTAT A-Mask Version)
OE
OE
OE
OE
L
H
H
X
Mode
Write
Write
Write
Write
1st Cycle
Address Data
X
X
X
X
WE
WE
WE
WE
H
H
L
X
Pin Names
Rev. 4.00 Sep 27, 2006 page 719 of 1130
H'00
H'40
H'20
H'71
FO0 to FO7
Data output
Hi-Z
Data input
Hi-Z
Mode
Read
Write
Write
Write
2nd Cycle
Address Data
RA
WA
X
X
REJ09B0327-0400
FA0 to FA17
Ain
X
Ain *
X
2
Dout
Din
H'20
H'71
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