DF2398TE20V Renesas Electronics America, DF2398TE20V Datasheet - Page 905
![IC H8S MCU FLASH 256K 120TQFP](/photos/12/21/122170/df2398te20v_sml.jpg)
DF2398TE20V
Manufacturer Part Number
DF2398TE20V
Description
IC H8S MCU FLASH 256K 120TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2300r
Specifications of DF2398TE20V
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
SCI, SmartCard
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
87
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
8K 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
120-TQFP, 120-VQFP
For Use With
YR0K42378FC000BA - KIT EVAL FOR H8S/2378
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Other names
HD64F2398TE20V
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2398TE20V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
- Current page: 905 of 1049
- Download datasheet (5Mb)
DRAMCR—DRAM Control Register
RTCNT—Refresh Timer Counter
Bit
Initial value
Read/Write
Bit
Initial value
Read/Write
:
:
:
:
:
:
Refresh Control
RFSHE
0
1
R/W
7
0
Refresh control is not performed
Refresh control is performed
R/W
RAS-CAS Wait
7
0
0
1
RCW
R/W
Wait state insertion in CAS-before-RAS refreshing disabled
RAS falls in T
One wait state inserted in CAS-before-RAS refreshing
RAS falls in T
6
0
R/W
Refresh Mode
6
0
0
1
RMODE
R/W
DRAM interface: CAS-before-RAS refreshing used
Self-refreshing used
5
0
Rr
Rc1
Compare Match Flag
R/W
cycle
0
1
cycle
5
0
H'FED7
H'FED8
Internal clock count value
[Clearing condition]
[Setting condition]
CMF
R/W
Set when RTCNT = RTCOR
Cleared by reading the CMF flag when CMF = 1, then
writing 0 to the CMF flag
4
0
Compare Match Interrupt Enable
R/W
0
1
4
0
CMIE
Interrupt request (CMI) by CMF flag disabled
Interrupt request (CMI) by CMF flag enabled
R/W
3
0
Refresh Counter Clock Select
0
1
R/W
3
0
CKS2
R/W
0
1
0
1
2
0
0
1
0
1
0
1
0
1
R/W
Bus Controller
Bus Controller
Rev.6.00 Oct.28.2004 page 875 of 1016
Count operation disabled
Count uses ø/2
Count uses ø/8
Count uses ø/32
Count uses ø/128
Count uses ø/512
Count uses ø/2048
Count uses ø/4096
2
0
CKS1
R/W
1
0
R/W
CKS0
R/W
1
0
0
0
R/W
REJ09B0138-0600H
0
0
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