ML610Q409-NNNTBZ03A7 Rohm Semiconductor, ML610Q409-NNNTBZ03A7 Datasheet - Page 337

• Manufacturer Part Number: ML610Q409-NNNTBZ03A7
• Description: MCU 8BIT 16K FLASH 4CH 100-TQFP
• Manufacturer: Rohm Semiconductor
• Series: -r

Specifications of ML610Q409-NNNTBZ03A7

• Core Processor: nX-U8/100
• Core Size: 8-Bit
• Speed: 2MHz
• Connectivity: SSP, UART/USART
• Peripherals: LCD, Melody Driver, POR, PWM, WDT
• Number Of I /o: 22
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Eeprom Size: -
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 1.25 V ~ 3.6 V
• Data Converters: A/D 2x16b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 70°C
• Package / Case: 100-TFQFP
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

23. Power Supply Circuit
23.1 Overview
23.1.1 Features
23.1.2 Configuration
23.1.3 List of Pins
This LSI includes a voltage regulator circuit for internal logic (VRL).
The VRL outputs the operating voltage, V
oscillation, etc.
For the circuit configuration of the power supplies for LCD (V
Figure 23-1 shows the configuration of the power supply circuit.
Pin name
V
• The VRL outputs the operating voltage, V
oscillation, etc.
DDL
V
DD
= 1.25 to 3.6V (when HSCLK set to 500kHz)
1.80 to 3.6V (when HSCLK set to 2MHz)
I/O
—
Cl
XT0
XT1
Positive power supply pin for the internal logic circuits
The V
a system reset, the oscillation frequency of the high-speed oscillation
circuit (CR oscillator circuit) is set to 500kHz. When the oscillation
frequency of the high-speed oscillator circuit (CR oscillation circuit) is
set to 2MHz, the V
V
V
V
Figure 23-1 Configuration of Power Supply Circuit
DDL
DD
SS
DDL
voltage becomes approximately 1.2 V at a system reset. At
Low-speed
oscillation
circuit
DDL
DDL
, of the internal logic circuit, program memory, RAM, low-speed
voltage becomes approximately 1.5V.
DDL
Voltage regulator
circuit for logic
, of the internal logic circuit, program memory, RAM, low-speed
23-1
circuit
Logic
Function
VRL
ML610Q407/ML610Q408/ML610Q409 User's Manual
L1
to V
oscillation circuit
L3
(CR oscillator
High-speed
), see Chapter 22, “LCD Driver”.
GPIO
circuit)
Port
Chapter 23 Power Supply Circuit
General-purpose
port