DF2148ATE20 Renesas Electronics America, DF2148ATE20 Datasheet - Page 624

• 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 17 Keyboard Buffer Controller
17.3.6
Figure 17.11 shows the KBF setting timing and the KCLK pin states.
Rev. 4.00 Sep 27, 2006 page 578 of 1130
REJ09B0327-0400
KCLK
(pin)
Internal
KCLK
Falling edge
signal
RXCR3 to
RXCR0
KBF
KCLK
(output)
Note: * The
*
Figure 17.11 KBF Setting and KCLK Automatic I/O Inhibit Generation Timing
KBF Setting Timing and KCLK Control
mode is active mode.
clock shown here is scaled by 1/N in medium-speed mode when the operating
H'010
11th fall
Automatic I/O inhibit
H'000