DF2148RTE20IV Renesas Electronics America, DF2148RTE20IV Datasheet - Page 218

• 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: -

Section 6 Bus Controller
The settings after a reset are: 3-state access, insertion of 3 program wait states, and WAIT input
disabled.
Rev. 4.00 Sep 27, 2006 page 172 of 1130
REJ09B0327-0400
Read
Write
Note:
AS/IOS (IOSE = 0)
indicates the timing of WAIT pin sampling using the
Address bus
HWR, LWR
Data bus
Data bus
WAIT
RD
Figure 6.13 Example of Wait State Insertion Timing
T
1
T
By program wait
2
T
w
Write data
clock.
By WAIT pin
T
w
T
w
Read data
T
3