Renesas M30622F8PFP#U7C

Overview

M30622F8PFP#U7C from Renesas Electronics is a 16-bit Flash-based microcontroller in the M16C/62P Group, built on the M16C/60 Series CPU core. It features 64 Kbytes + 4 Kbytes of on-chip Flash memory, 4 Kbytes of RAM, operates at up to 24 MHz (41.7 ns min instruction time), and supports industrial temperature range (−40°C to +85°C) in a 100-pin plastic QFP (PRQP0100JB-A) package. It targets embedded control in office equipment, industrial automation, and home appliances.

For engineers reviewing the M30622F8PFP#U7C datasheet, M30622F8PFP#U7C pinout, M30622F8PFP#U7C application, or M30622F8PFP#U7C equivalent, key selection considerations include its 100-pin QFP footprint, dual-voltage supply (VCC1=3.0–5.5 V, VCC2=2.7 V to VCC1), integrated 10-bit 26-channel A/D converter, three serial interfaces (UART/I²C/IEBus), and 15-bit watchdog timer with prescaler.

Technical Context

The M30622F8PFP#U7C implements a single-chip 16-bit CMOS microcomputer architecture with a high-efficiency instruction set (91 basic instructions) and sophisticated peripheral integration. Its clock system includes main/subclock generation circuits, an on-chip oscillator, and a PLL synthesizer - enabling flexible timing configurations for real-time control tasks.

It integrates two DMAC channels, a CCITT-CRC calculation circuit, a multiplier unit, and a three-phase motor control circuit. Peripheral I/O includes 87 programmable I/O pins, five 16-bit Timer A channels, six 16-bit Timer B channels, and two 8-bit D/A converters - all coordinated via a 7-level priority interrupt controller with 29 internal and 8 external sources.

Key Specifications

Pinout & Package

Package: 100-pin plastic quad flat pack (QFP), type PRQP0100JB-A (old designation: 100P6S-A), 0.65 mm pitch, body size 14 × 20 mm.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar microcontroller applications.

Compared with R5F100PLDFB#30 and M30622F8PGP#U7C, the M30622F8PFP#U7C uniquely retains legacy IEBus compatibility and uses the mature 0.65 mm pitch QFP footprint - making it optimal for sustaining production of existing Japanese OEM designs without hardware revision.

Availability

M30622F8PFP#U7C is available at Aetrix Electronics and suitable for office equipment, industrial motor control, and home appliance applications requiring stable component supply across extended product lifecycles.

Supply support for M30622F8PFP#U7C includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Renesas Electronics Corporation is a global semiconductor leader formed in 2010 through the merger of NEC Electronics and Renesas Technology, specializing in microcontrollers, analog, and power solutions.

The M16C/62P Group was designed for cost-effective, high-integration embedded control in consumer, industrial, and automotive systems - emphasizing real-time responsiveness, mixed-signal capability, and protocol-native peripherals like IEBus and I²C.

FAQ

What is the maximum operating frequency of the M30622F8PFP#U7C?

The M30622F8PFP#U7C supports a maximum main clock frequency of 24 MHz, achieving a minimum instruction execution time of 41.7 ns under VCC1 = 3.3–5.5 V conditions. This is enabled by its on-chip PLL synthesizer, which multiplies lower-frequency crystal inputs to reach the target BCLK rate. The M30622F8PFP#U7C does not support frequencies beyond 24 MHz in standard operation.

Does the M30622F8PFP#U7C include a hardware IEBus interface?

Yes, the M30622F8PFP#U7C integrates a dedicated IEBus (Inter-Equipment Bus) interface as part of its serial peripheral set - compliant with NEC's IEBus specification. This allows direct connection to automotive audio head units, navigation systems, and other Japanese OEM subsystems without external level-shifting or protocol translation. The M30622F8PFP#U7C implements both physical layer and frame-handling logic internally.

What is the Flash memory endurance specification for the M30622F8PFP#U7C?

The M30622F8PFP#U7C Flash memory has differentiated endurance: 10,000 program/erase cycles for Block A (4 KB) and 1,000 cycles for the remaining user ROM area, validated over the −40°C to +85°C operating range. This is specified in Product Code U7 (lead-free, industrial temp grade) per Renesas Table 1.8. The M30622F8PFP#U7C does not support 100,000-cycle endurance.

Can the M30622F8PFP#U7C operate from a single 3.3 V supply?

No - the M30622F8PFP#U7C requires two separate supply rails: VCC1 (3.0–5.5 V) for the CPU core and most peripherals, and VCC2 (2.7 V to VCC1) for I/O ports and analog circuitry. While VCC1 and VCC2 may both be set to 3.3 V, they must be independently decoupled and routed. The M30622F8PFP#U7C lacks internal voltage regulation to derive VCC2 from VCC1.

Is the M30622F8PFP#U7C pin-compatible with other M16C/62P Flash variants?

Yes - the M30622F8PFP#U7C shares identical pinout and electrical characteristics with all other 100-pin QFP (PRQP0100JB-A) members of the M16C/62P Flash family, including M30620FCPFP and M30626FHPFP. Pin compatibility extends to power, reset, clock, and peripheral signal assignments; only Flash size and RAM capacity differ. The M30622F8PFP#U7C maintains full software and hardware interoperability within this package group.