DF2239TF16I Renesas Electronics America, DF2239TF16I Datasheet - Page 839
DF2239TF16I
Manufacturer Part Number
DF2239TF16I
Description
MCU 3V 384K I-TEMP 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2200r
Datasheet
1.DF2238RFA6V.pdf
(1048 pages)
Specifications of DF2239TF16I
Core Processor
H8S/2000
Core Size
16-Bit
Speed
16MHz
Connectivity
I²C, SCI, SmartCard
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
72
Program Memory Size
384KB (384K x 8)
Program Memory Type
FLASH
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 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
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
HD64F2239TF16I
HD64F2239TF16I
HD64F2239TF16I
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Table 23.4 External Clock Input Conditions (Duty Adjustment Circuit Unused) (5)
Note: When a duty adjustment circuit is not used, maximum operating frequency is lowered
23.2.3
When two or more external clocks (e.g.:10 MHz and 2 MHz) are used as the system clock, input
clock should be switched in software standby mode.
An example of external clock switching circuit is shown in figure 23.6. An example of external
clock switching timing is shown in figure 23.7.
Item
External clock input
low pulse width
External clock input
high pulse width
External clock
rise time
External clock
fall time
according to the input waveform.
(Example: When t
operating frequency = 16.6 MHz)
Notes on Switching External Clock
(H8S/2239 Group)
EXTAL
Symbol Min
t
t
t
t
EXL
EXH
EXr
EXf
t
EXr
EXL
Figure 23.5 External Clock Input Timing
= t
25
25
—
—
V
EXH
CC
F-ZTAT and Masked ROM
= 3.0 V to
3.6 V
= 25 ns, t
Max
—
—
5
5
t
EXH
EXr
Min
31.25 —
31.25 —
—
—
= t
V
CC
EXf
= 2.7 V to
3.6 V
= 5 ns, clock cycle time = 60 ns, and maximum
Max
6.25
6.25
t
EXf
t
EXL
Rev. 6.00 Mar. 18, 2010 Page 777 of 982
Min
80
80
—
—
Masked ROM
V
CC
Section 23 Clock Pulse Generator
= 2.2 V to
3.6 V
Max
—
—
15
15
V
CC
× 0.5
Unit
ns
ns
ns
ns
REJ09B0054-0600
Test Conditions
Figure 23.5
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