DF2148ATE20 Renesas Electronics America, DF2148ATE20 Datasheet - Page 784

• 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

Section 24 Clock Pulse Generator
external clock output settling delay time (t
t
Table 24.5 External Clock Output Settling Delay Time
Conditions: V
Item
External clock
output settling
delay time
Note:
Rev. 4.00 Sep 27, 2006 page 738 of 1130
REJ09B0327-0400
DEXT
Note: * t
V
STBY
EXTAL
(internal or external)
RES
CC
period, the reset signal should be driven low to maintain the reset state.
* t
2.7V
DEXT
V
DEXT
IH
CC
includes RES pulse width (t
includes RES pulse width (t
= 2.7 V to 5.5 V, AV
Figure 24.7 External Clock Output Settling Delay Timing
Symbol
t
DEXT
*
Min
500
CC
RESW
= 2.7 V to 5.5 V, V
DEXT
RESW
).
t
). As the clock signal output is not fixed during the
DEXT
).
*
Max
—
SS
= AV
SS
Unit
µs
= 0 V
Notes
Figure 24.7