DF2398TE20 Renesas Electronics America, DF2398TE20 Datasheet - Page 685
DF2398TE20
Manufacturer Part Number
DF2398TE20
Description
IC H8S MCU FLASH 256K 120TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2300r
Specifications of DF2398TE20
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
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
HD64F2398TE20
HD64F2398TE20
HD64F2398TE20
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2398TE20V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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19.22.6 Auto-Erase Mode
AC Characteristics
Table 19-46 AC Characteristics in Auto-Erase Mode
Conditions: V
Auto-erase mode supports only total memory erasing.
Do not perform a command write during auto-erasing.
Confirm normal end of auto-erasing by checking I/O
(the I/O
Status polling I/O
write has not been performed, reading is possible by enabling CE and OE.
7
Item
Command write cycle
CE hold time
CE setup time
Data hold time
Data setup time
Write pulse width
Status polling start time
Status polling access time
Memory erase time
WE rise time
WE fall time
status polling pin is used to identify the end of an auto-erase operation).
CC
I/O
= 5.0 V 10%, V
A
5
18
to I/O
to A
6
I/O
I/O
WE
OE
CE
and I/O
0
7
6
0
7
pin information is retained until the next command write. As long as the next command
Figure 19-60 Auto-Erase Mode Timing Waveforms
SS
t
ces
t
f
= 0 V, T
t
ds
t
wep
H'20
Symbol
t
t
t
t
t
t
t
t
t
t
t
nxtc
ceh
ces
dh
ds
wep
ests
spa
erase
r
f
a
= 25 C 5 C
t
t
ceh
r
t
dh
t
nxtc
6
. Alternatively, status read mode can also be used for this purpose
Min
20
0
0
50
50
70
1
—
100
—
—
H'20
Erase end identifi-
cation signal
Erase normal end
confirmation signal
t
ests
t
erase
t
spa
Max
—
—
—
—
—
—
—
150
40000
30
30
H'00
Rev.6.00 Oct.28.2004 page 655 of 1016
t
nxtc
Unit
ns
ns
ns
ns
ns
ms
ns
ms
ns
ns
s
REJ09B0138-0600H
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