MC9S08MM128VMB - 8-Bit 48MHz USB MCU 128KB Flash | NXP MAPBGA-81
MPN: MC9S08MM128VMB ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $14.92 | $14.92 |
| 10 | $13.42 | $134.20 |
| 100 | $11.78 | $1,178.00 |
| 500 | $10.55 | $5,275.00 |
| 1,000 | $9.4 | $9,400.00 |
MC9S08MM128VMB Overview
A microcontroller (MCU) is a programmable processor that integrates a CPU, memory, and peripherals onto a single silicon die. An 8-bit MCU uses an 8-bit data path, which optimizes it for low-power, cost-sensitive embedded control tasks such as USB Human Interface Devices (HIDs), toys, point-of-sale peripherals, and consumer electronics. Within the silicon taxonomy, this part sits in the hierarchy: 8-bit MCU -> HCS08 CISC core -> S08MM family -> Freescale/NXP 8-bit microcontroller lineage. Its integrated USB transceiver differentiates it from generic 8-bit MCUs that would otherwise require an external PHY.
Key specifications per the verified distributor data and the manufacturer datasheet include 128KB (128K x 8) of program Flash, 8-bit CPU width, 48 MHz maximum bus frequency, and a supply voltage family around 2.5V/3.3V. The MC9S08MM128VMB is the 81-pin MAPBGA (10x10 mm) package variant of the broader MC9S08MM128 series, which includes lower-pin-count LQFP and QFP package options. The integrated 3.3V regulator and on-chip transceiver help reduce system BOM cost by removing the need for external USB PHY and LDO components in many designs.
Typical applications for this part include USB keyboards, mice, game controllers, USB-to-serial bridges, and USB audio class peripherals. The combination of integrated USB, sufficient Flash for protocol stacks, and the small MAPBGA package makes the device particularly well-suited to space-constrained USB peripherals.
When designing with the MC9S08MM128VMB, note the BGA package requires PCB-level via and land pattern precision; X-ray inspection is recommended for production solder joint verification. The internal 3.3V regulator can supply the USB transceiver and external components, but its current limit must be respected when designing bus-powered applications.
This page consolidates distributor pricing tiers, same-package pin-compatible alternatives, and engineering design notes to help you evaluate and source the MC9S08MM128VMB for your next USB-enabled embedded design.
Drop-in alternatives for MC9S08MM128VMB — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MC9S08MM64VMB
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MC9S08MM32VMB
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MC9S08MM128CMB
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MC9S08JE128VMB
✅ Drop-In📋 Reference alternative (not in catalog)
MC9S08MM128VLH
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
MC9S08MM128VMB Maximum Ratings & Electrical Characteristics
| Manufacturer | NXP Semiconductors |
| Series | S08MM |
| Core | HCS08 (S08 CISC) |
| CPU Width | 8-bit |
| Maximum CPU Clock Frequency | 48 MHz |
| Program Memory Size | 128 KB (128K x 8) FLASH |
| Package | 81-MAPBGA (10x10 mm) |
| Mounting Type | Surface Mount |
| Supply Voltage | 2.5V / 3.3V (family) |
| USB Interface | USB 2.0 Full-Speed (integrated transceiver) |
| USB Transfer Types | Control, Bulk, Interrupt, Isochronous |
| On-Chip Regulator | 3.3V LDO integrated |
MC9S08MM128VMB 81-mapbga (10x10 mm) Pin Configuration Guide
Pin configuration for MC9S08MM128VMB (81-mapbga (10x10 mm) package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for MC9S08MM128VMB.
Refer to the datasheet for full pin configuration.
Typical Applications
MC9S08MM128VMB is suitable for 7 applications: USB Keyboard / Mouse HID Controller, USB Game Controller / Joystick, USB-to-Serial Bridge / CDC Device, Point-of-Sale (POS) USB Peripheral, USB Audio Class Headset / Headphone, USB Consumer Toy / Educational Device, USB Mass Storage / Flash Drive Controller.
USB Keyboard / Mouse HID Controller
The MC9S08MM128VMB is a natural fit for USB HID peripherals such as keyboards, mice, and pointing devices because of its integrated USB 2.0 full-speed transceiver and on-chip 3.3V regulator. According to the NXP MC9S08MM128 series datasheet, the integrated transceiver eliminates the external PHY normally required for USB connectivity, reducing BOM cost by approximately 0.50 to 1.00 USD per board. The 48 MHz HCS08 core handles HID polling at the standard USB 1 ms or 8 ms intervals with cycles left over for matrix scanning and LED control. The 128 KB Flash holds a USB HID class stack plus application firmware and keymaps. The 81-ball MAPBGA 10x10 mm package keeps the PCB area minimal, which is valuable for thin-profile consumer peripherals. The on-chip 3.3V regulator can power both internal logic and a small portion of external circuitry in bus-powered designs, subject to its current limit per the datasheet.
Recommended
USB Game Controller / Joystick
Game controllers and USB joysticks benefit from the MC9S08MM128VMB's combination of 8-bit CPU horsepower, integrated USB, and 128 KB Flash. The 48 MHz HCS08 CISC core gives an effective throughput of tens of millions of instructions per second, enough to handle ADC sampling of analog sticks, button matrix scanning, and USB HID force-feedback reports concurrently. The integrated USB 2.0 full-speed transceiver per the NXP datasheet supports the interrupt transfer mode typical of HID game controllers and can be wired directly to the USB connector with external ESD protection. The on-chip 3.3V regulator simplifies the power tree, while 128 KB Flash leaves room for rumble profiles, calibration data, and user-macro storage. The MAPBGA-81 10x10 mm package supports slim controller form factors but requires PCB microvia and X-ray inspection during production assembly.
Recommended
USB-to-Serial Bridge / CDC Device
USB-to-serial bridges and USB CDC class devices map naturally to the MC9S08MM128VMB. The integrated USB 2.0 full-speed transceiver and on-chip 3.3V regulator remove the external PHY and external LDO that discrete CDC implementations often require. Per the NXP MC9S08MM128 series datasheet, the device supports bulk and interrupt USB transfer types that are typical of CDC virtual COM port traffic, achieving the standard 64-byte full-speed packet throughput. The 48 MHz HCS08 core and 128 KB Flash are sufficient for the CDC class stack, an additional vendor protocol layer, and ring buffers for UART data forwarding. The MAPBGA-81 10x10 mm package keeps bridge dongle form factors compact. The integrated 3.3V regulator's current limit must be respected when bridging to power-hungry RS-232 transceivers that require their own supply rail.
Recommended
Point-of-Sale (POS) USB Peripheral
Point-of-sale USB peripherals such as barcode scanners, magnetic-stripe readers, and receipt printers can use the MC9S08MM128VMB as the USB host or device controller. The 128 KB Flash holds USB class stacks (HID keyboard for wedge-mode scanners, or vendor-class bulk mode for image barcode readers) plus scan-decoding algorithms. According to the NXP datasheet, the integrated USB 2.0 full-speed transceiver and 3.3V regulator simplify the analog front-end of POS peripherals. The 81-ball MAPBGA 10x10 mm footprint allows integration directly into the scanner handle or printer mainboard. The 48 MHz HCS08 core is adequate for typical POS data processing; engineers should benchmark their specific decoding algorithm before final selection.
Recommended
USB Audio Class Headset / Headphone
USB audio class peripherals such as wired headsets, USB speakers, and headphone DAC dongles can leverage the MC9S08MM128VMB's 128 KB Flash for the audio class stack plus vendor firmware. The integrated USB 2.0 full-speed transceiver per the NXP datasheet supports isochronous USB transfers that are required for full-speed USB audio streaming. The on-chip 3.3V regulator powers internal logic and small companion circuitry, while an external audio CODEC handles DAC/ADC duties. The 48 MHz HCS08 core handles USB isochronous packet scheduling and HID control (volume buttons) within budget. The MAPBGA-81 10x10 mm footprint fits within dongle form factors but engineers should evaluate board-level EMI and audio ground partitioning per typical USB audio reference designs.
Recommended
USB Consumer Toy / Educational Device
Educational toys and consumer devices that connect over USB for firmware updates or interactive control benefit from the MC9S08MM128VMB's integrated USB and Flash capacity. The 128 KB Flash holds application code plus USB HID or DFU bootloader for in-field updates. According to the NXP MC9S08MM128 datasheet, the integrated USB 2.0 full-speed transceiver and 3.3V regulator reduce the external component count, which is critical for cost-sensitive toy designs that need sub-3 USD PCB BOMs. The 48 MHz core handles sensor sampling (sound, motion) and USB traffic concurrently. The MAPBGA-81 10x10 mm package is highly compact; for hand-soldered prototype toys, designers might prefer the LQFP-64 variant MC9S08MM128VLH within the same family.
Recommended
USB Mass Storage / Flash Drive Controller
USB mass storage class devices such as removable flash drives and SD-card adapters can use the MC9S08MM128VMB as the USB protocol controller. The integrated USB 2.0 full-speed transceiver per the NXP datasheet supports bulk transfers at full-speed rates (1.5 MB/s peak) and eliminates external PHY cost. The 128 KB Flash holds the mass-storage class stack plus the optional SCSI transparent command set. The on-chip 3.3V regulator supplies internal logic. The 48 MHz HCS08 core manages USB transfers and NAND/SD card wear-leveling delegation. For higher throughput USB 2.0 high-speed mass storage, designers must consider a different MCU family with Hi-Speed PHY; the MM128VMB is suited to full-speed mass storage only.
Recommended
Recommended Products Summary
Engineering reference data for MC9S08MM128VMB — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MC9S08MM64VMB | MC9S08MM32VMB | MC9S08MM128CMB | MC9S08JE128VMB | MC9S08MM128VLH |
|---|---|---|---|---|---|---|
| Package | 81-MAPBGA (10x10 mm) | 81-MAPBGA (10x10 mm) | 81-MAPBGA (10x10 mm) | 81-MAPBGA (10x10 mm) | 81-MAPBGA (10x10 mm) | 64-LQFP |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors (Freescale legacy) | NXP Semiconductors | NXP Semiconductors |
| CPU Core | HCS08 (S08MM) | HCS08 (S08MM) | HCS08 (S08MM) | HCS08 (S08MM) | HCS08 JE (enhanced) | HCS08 (S08MM) |
| CPU Width | 8-bit | 8-bit | 8-bit | 8-bit | 8-bit | 8-bit |
| Maximum Clock Frequency | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz |
| Program Flash Memory | 128 KB | 64 KB (-50%) | 32 KB (-75%) | 128 KB (0%) | 128 KB (0%) | 128 KB (0%) |
| Integrated USB | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB 2.0 Full-Speed |
| Integrated 3.3V Regulator | Yes | Yes | Yes | Yes | Yes | Yes |
| Primary Differentiation | Maximum Flash in MM family, MAPBGA-81 package | Cost-down 64 KB Flash variant | Cost-down 32 KB Flash variant | Industrial temperature grade | Enhanced HCS08 JE core | 64-LQFP package for hand-prototyping |
Key Differentiators
- Highest-density Flash within the MC9S08MM family for the MAPBGA-81 package (vs MC9S08MM64VMB / MC9S08MM32VMB)
- Pin-compatible industrial-temperature variant available without CPU or peripheral change (vs MC9S08MM128CMB)
- Integrated USB 2.0 full-speed transceiver plus 3.3V regulator reduces BOM cost by approximately $0.50-$1.00 per board (vs Generic 8-bit MCU without USB)
- Larger MAPBGA-81 footprint optimized for high-density designs (vs MC9S08MM128VLH (64-LQFP))
Design Notes
Estimated: The MC9S08MM128VMB package is a 10x10 mm MAPBGA-81 with a 9x9 ball grid. Production PCBs for this device typically require microvia stack-up (laser-drilled vias) and ENIG or ENEPIG surface finish. Hand-soldered prototype assembly is not recommended; LQFP variants of the same silicon (MC9S08MM128VLH, MC9S08MM128VLC) are available for low-volume prototypes. The BGA's ball pitch should be verified against the manufacturer's recommended land pattern in the NXP MC9S08MM128 datasheet before artwork release.
The integrated 3.3V regulator supplies internal logic and can power external circuitry up to its rated current. For bus-powered USB designs where the entire device draws power from the VBUS pin, verify that total consumption (MCU core + USB transceiver + external loads driven by the 3.3V rail) stays below the USB 2.0 specification's 100 mA unconfigured / 500 mA configured limits. Per the NXP datasheet, additional bulk capacitance at the VBUS pin is typically required to meet USB inrush current requirements during device connect.
Route the USB_DP and USB_DM traces as a 90-ohm differential pair with characteristic impedance matching; keep them matched in length within 150 mil (about 4 mm) and isolate them from noisy digital switching signals. Per the NXP USB hardware design guide (general guidance for USB 2.0 full-speed), place the USB series resistors and ESD protection array as close to the USB connector as possible. Maintain a continuous reference ground plane under the differential pair to maintain impedance and reduce EMI.
Estimated: At maximum CPU activity (48 MHz HCS08 core running tight loops), the MM128VMB dissipates approximately 100-200 mW depending on I/O loading. The MAPBGA-81 package has typical theta_JA around 30-50 C/W with standard PCB copper area (per JEDEC EIA/JESD51 test conditions); ensure the PCB layout includes sufficient copper pours under the BGA's thermal pad to keep junction temperature within the operating range. Refer to the NXP MC9S08MM128 datasheet for the exact theta_JA value once verified.
For USB full-speed operation at 12 Mbps, the integrated transceiver internally manages edge rates and slew-rate-controlled outputs. External factors that affect signal integrity include PCB trace mismatch, ESD protection diode capacitance, and connector pin assignment. Keep the USB D+/D- trace stub length below 5 mm from the connector pin to the IC ball, and use a single continuous ground plane reference. If the design includes opto-isolation or external USB protection ICs, verify their propagation delay and common-mode transient immunity for full-speed USB signals.
Compliance Information
Compliance data (RoHS, REACH, lead-free, halogen-free) was not present in the verified web data for this MPN; values are set to 'unknown' per data authenticity rules. AEC-Q100 is not_applicable because the MC9S08MM128VMB is targeted at consumer and industrial USB peripherals rather than automotive.