DF2266TF13V Renesas Electronics America, DF2266TF13V Datasheet - Page 546

• Manufacturer Part Number: DF2266TF13V
• Description: IC H8S/2266 MCU FLASH 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2200r

Specifications of DF2266TF13V

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 13MHz
• Connectivity: I²C, SCI, SmartCard
• Peripherals: LCD, POR, PWM, WDT
• Number Of I /o: 67
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 10x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Section 18 DTMF Generation Circuit
18.2
Table 18.1 shows the pin configuration of the DTMF generation circuit.
Table 18.1 Pin Configuration
Rev. 5.00 Sep. 01, 2009 Page 494 of 656
REJ09B0071-0500
Name
Analog power supply pin
DTMF signal output
Input/Output Pins
TONED
AV
CC
Figure 18.2 DTMF Generation Circuit Diagram
φ
Abbreviation
AVcc
TONED
Legend:
DTLR: DTMF Load Register
DTCR: DTMF Control Register
(2.0 to 20.4 MHz,
with 400-kHz steps)
Sine waveform
Sine waveform
counter D/A
counterD/A
Input/Output
Input
Output
Feed back
Feedback
Row
Column
Variant program
Variant progam
divider
divider
Clock
counter
DTCR
DTLR
Function
Power supply of analog section
DTMF signal output pin
400 kHz