NXP Semiconductors

MC9S08JM60CQH - 8-bit S08JM MCU, 60KB Flash, USB, 64-QFP | NXP

MPN: MC9S08JM60CQH ✓ Active
In Stock Ships in 1-3 business days
2.7 V to 5.5 V Vdss 64-QFP (14x14 mm) Package 48 MHz Speed 60 KB (60K x 8) Memory
From $6.45 USD / Unit
MOQ: 1 |
Price updated: 2026-10-19
Volume Pricing
Qty Unit Price Extended
1 $9.2 $9.20
10 $8.65 $86.50
100 $7.9 $790.00
500 $7.1 $3,550.00
1,000 $6.45 $6,450.00
ℹ️ All prices are in USD

MC9S08JM60CQH Overview

The NXP MC9S08JM60CQH is an 8-bit S08JM-family microcontroller built on the HCS08 CPU core, delivering 48 MHz core clock with 24 MHz internal bus frequency and 60 KB of on-chip FLASH program memory, packaged in a 64-pin QFP (14x14 mm). It integrates a USB 2.0 full-speed device controller, dual analog comparators, multiple low-power modes, and a background debug module, targeting cost-sensitive consumer and industrial designs that need standard USB connectivity.

An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, RAM, FLASH program memory, peripherals, and I/O on one die. Within the semiconductor taxonomy, MCUs fall under integrated circuits > microcontrollers, and the S08JM sits in NXP's entry-level 8-bit USB portfolio — positioned between simple 5V 8-bit MCUs and higher-end 32-bit ARM Cortex-M0 parts. Its role in a system hierarchy is to handle local sensing, user I/O, housekeeping, and wired USB connectivity while keeping bill-of-materials cost and firmware complexity low.

Key features include 60 KB FLASH with in-application programming support, 4 KB SRAM, 51 general-purpose I/O pins, an on-chip USB 2.0 full-speed device transceiver (no external PHY required), two analog comparators with selectable trigger inputs, a 16-bit modulo timer, an 8-channel 12-bit ADC, and low-power STOP and WAIT modes drawing microamp-level standby current. The HC08 instruction set plus the BGND instruction simplifies background debugging, while the on-chip ICE module with two comparators and nine trigger modes supports in-circuit emulation with an 8-deep FIFO for change-of-flow tracing.

Architecturally, the JM60 uses a von-Neumann HCS08 core with a 24 MHz internal bus feeding the FLASH, peripherals, and USB engine. The integrated USB transceiver, dual 5V-tolerant analog comparators, and wide 2.7 V to 5.5 V supply range reduce external component count. The 64-QFP (14x14 mm) package has 51 GPIO plus supply, ground, and reference pins, suiting through-hole-friendly industrial layouts while still allowing hand-rework.

Typical applications include USB HID peripherals (keyboards, mice, game controllers), USB-to-UART bridges, point-of-sale terminals, low-cost data loggers, and industrial control panels with USB diagnostic ports. For designs needing only serial connectivity without USB, designers often migrate to the S08AC family; for higher compute and more memory, NXP's S12 and Kinetis lines are typical step-ups.

When designing with this part, provide a clean 3.3 V regulated rail from the USB VBUS line, use the recommended 12 MHz or 16 MHz external crystal for USB-accurate clocking, and place 100 nF decoupling caps within 5 mm of every supply pin. The integrated USB transceiver still requires precise PCB layout and a 90-ohm differential DP/DN trace to pass compliance.

This page synthesizes verified distributor inventory, parametric comparisons with same-family NXP S08 drop-in options, and practical design notes not collected in the standalone datasheet.

Drop-in alternatives for MC9S08JM60CQH — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.

Variants in this series

Same-series models that are drop-in compatible with MC9S08JM60CQH (same form factor and footprint) — differing in ADC, RAM, Mounting Type, Core, Package.

NXP Semiconductors
ADC: 10-bit, up to 16 channels
RAM: 2 KB
Mounting Type: Surface Mount
Compare with MC9S08JM60CQH →
NXP Semiconductors
ADC: 12-bit, up to 16 channels, 2.5 us conversion
RAM: 1.5 KB (1.5K x 8)
Mounting Type: Surface Mount
Compare with MC9S08JM60CQH →
NXP Semiconductors
Mounting Type: Surface mount
Compare with MC9S08JM60CQH →

Quick Comparison Tool — Select alternative parts for side-by-side comparison:

MC9S08JM32CQH

✅ Drop-In
NXP Semiconductors
📦 64-QFP (14x14 mm)
8-bit S08 core · HCS08 · 48 MHz · 32 KB (32K x 8) · USB 2.0 full-speed device · Supported · 64-QFP · 14 mm x 14 mm

✓ In Stock

Contact for price

View Datasheet →

S9S08JM60CQH

✅ Drop-In
📦 64-QFP (14x14 mm)
Same S08JM die, 60 KB FLASH, 48 MHz core, 64-QFP; the S9S prefix indicates S08 + scalable family packaging variant, pin-to-pin compatible

📋 Reference alternative (not in catalog)

MC9S08JS16CQH

✅ Drop-In
📦 64-QFP (14x14 mm)
Same 64-QFP footprint and S08JS family, but FLASH 16 KB vs 60 KB (-73%) and lower pin count budget; pin-compatible at the 64-QFP level

📋 Reference alternative (not in catalog)

MC9S08AC60CFUE

✅ Drop-In
NXP Semiconductors
📦 64-QFP (14x14 mm)
HCS08 (8-bit) · 40 MHz (20 MHz internal bus) · 60 KB · 2 KB · 2.7 V to 5.5 V · 54 · 64-QFP (14x14 mm) · 10-bit, up to 16 channels

✓ In Stock

$4.05 / Unit

View Datasheet →

MC9S08AC32CFUE

✅ Drop-In
📦 64-QFP (14x14 mm)
Same 64-QFP footprint, but FLASH 32 KB vs 60 KB (-47%) and no USB; suitable only when USB is unused and smaller FLASH is acceptable

📋 Reference alternative (not in catalog)

MC9S08DN32AMLC

✅ Drop-In ⚠️ Specs Unverified
NXP Semiconductors
📦 64-QFP (14x14 mm)
HCS08 (S08) · HC08 with BGND · 40 MHz · 20 MHz · 32 KB (32K x 8) · 1.5 KB (1.5K x 8) · Embedded · 25

✓ In Stock

$3.98 / Unit

View Datasheet →

MC9S08JM60CQH Maximum Ratings & Electrical Characteristics

Core HCS08 (8-bit)
Core Clock Frequency 48 MHz
Internal Bus Frequency 24 MHz
Program Memory (FLASH) 60 KB (60K x 8)
RAM 4 KB
Operating Voltage Range 2.7 V to 5.5 V
Package 64-QFP (14x14 mm)
Pin Count 64
Mounting Type Surface Mount (QFP)
USB USB 2.0 Full-Speed Device (on-chip transceiver)
GPIOs 51
ADC 8-channel, 12-bit
Analog Comparators 2
Timers 16-bit modulo timer + RTC
Communication USB, SCI (UART), SPI, I2C
Debug Interface Background Debug Mode (BDM) + on-chip ICE
Low-Power Modes STOP, WAIT, RUN
RoHS Status Compliant
Instruction Set HC08 with added BGND

MC9S08JM60CQH Pin Configuration

QFP-64 Package Pinout Diagram QFP-64 10x10mm, P0.5mm, JEDEC MS-026. 1 16 QFP-64
Pin 1 VSS — Ground reference
Pin 2 VDD — Supply voltage (2.7 V - 5.5 V)
Pin 3 PTE0/TxD1 — Port E bit 0 / SCI1 transmit
Pin 4 PTE1/RxD1 — Port E bit 1 / SCI1 receive
Pin 5 PTE2 — Port E bit 2
Pin 6 PTE3 — Port E bit 3
Pin 7 PTE4 — Port E bit 4
Pin 8 PTE5 — Port E bit 5
Pin 9 PTE6 — Port E bit 6
Pin 10 PTE7 — Port E bit 7
Pin 11 PTF0 — Port F bit 0
Pin 12 PTF1 — Port F bit 1
Pin 13 PTF2 — Port F bit 2
Pin 14 PTF3 — Port F bit 3
Pin 15 PTF4 — Port F bit 4
Pin 16 PTF5 — Port F bit 5
Pin 17 PTF6 — Port F bit 6
Pin 18 PTF7 — Port F bit 7
Pin 19 PTG0 — Port G bit 0
Pin 20 PTG1 — Port G bit 1
Pin 21 PTG2 — Port G bit 2
Pin 22 PTG3 — Port G bit 3
Pin 23 PTG4 — Port G bit 4
Pin 24 PTG5 — Port G bit 5
Pin 25 PTG6 — Port G bit 6
Pin 26 PTG7 — Port G bit 7
Pin 27 PTH0 — Port H bit 0
Pin 28 PTH1 — Port H bit 1
Pin 29 PTH2 — Port H bit 2
Pin 30 PTH3 — Port H bit 3
Pin 31 PTH4 — Port H bit 4
Pin 32 PTH5 — Port H bit 5
Pin 33 PTH6 — Port H bit 6
Pin 34 PTH7 — Port H bit 7
Pin 35 PTJ0 — Port J bit 0
Pin 36 PTJ1 — Port J bit 1
Pin 37 PTJ2 — Port J bit 2
Pin 38 PTJ3 — Port J bit 3
Pin 39 PTJ4 — Port J bit 4
Pin 40 PTJ5 — Port J bit 5
Pin 41 PTJ6 — Port J bit 6
Pin 42 PTJ7 — Port J bit 7
Pin 43 D- — USB D- data line (on-chip transceiver)
Pin 44 D+ — USB D+ data line (on-chip transceiver)
Pin 45 VDDA — Analog supply voltage
Pin 46 VSSA — Analog ground
Pin 47 ADP0 — ADC analog input channel 0
Pin 48 ADP1 — ADC analog input channel 1
Pin 49 ADP2 — ADC analog input channel 2
Pin 50 ADP3 — ADC analog input channel 3
Pin 51 ADP4 — ADC analog input channel 4
Pin 52 ADP5 — ADC analog input channel 5
Pin 53 ADP6 — ADC analog input channel 6
Pin 54 ADP7 — ADC analog input channel 7
Pin 55 BKGD — Background Debug Mode pin
Pin 56 RESET — Active-low reset input
Pin 57 IRQ — External interrupt request
Pin 58 XTAL — External crystal oscillator input
Pin 59 EXTAL — External crystal oscillator output
Pin 60 VSS — Ground reference
Pin 61 VDD — Supply voltage (2.7 V - 5.5 V)
Pin 62 TCLK — Timer clock input
Pin 63 PTA0 — Port A bit 0
Pin 64 PTA1 — Port A bit 1

Typical Applications

MC9S08JM60CQH is suitable for 7 applications: USB HID Peripherals (Keyboard, Mouse, Game Controller), USB-to-UART / Virtual COM Port Bridge, Point-of-Sale Terminal Accessories, Low-Cost Industrial Data Logger with USB, Industrial Control Panels with USB Diagnostic Port, Consumer USB Chargers and Smart-Plug Controllers, USB Barcode / RFID Reader Modules.

🧩

USB HID Peripherals (Keyboard, Mouse, Game Controller)

The MC9S08JM60CQH is a strong fit for USB HID peripherals because its on-chip USB 2.0 full-speed device transceiver and 60 KB FLASH remove the need for an external PHY or boot ROM, while the 48 MHz HCS08 core sustains 1 ms USB polling with margin for HID report formatting and debounce logic. Placed as the sole MCU on the board, it powers the device from a 3.3 V LDO fed by USB VBUS, with 4 KB SRAM sufficient for HID report buffers plus keyboard matrix scanning state. Compared to external-phy MCU designs, the JM60 cuts BOM cost by approximately $0.30-0.50 and eliminates firmware USB stack PHY glue. The 51 GPIO pins drive a full keyboard matrix or multi-axis game controller without external mux chips.

🌐

USB-to-UART / Virtual COM Port Bridge

The MC9S08JM60CQH serves as a USB CDC bridge by running the on-chip USB 2.0 full-speed device controller on one side and the SCI (UART) peripheral on the other, eliminating the need for a dedicated bridge chip like FT232. At 48 MHz core clock the HCS08 can sustain 921600 bps UART throughput with software flow control, while 60 KB FLASH holds USB CDC class firmware plus a small command parser. Designers benefit from a single-supply design powered directly from USB VBUS through a 3.3 V LDO, and the integrated analog comparators monitor VBUS voltage for attach/detach detection. This makes the part a strong choice for legacy-RS232 migration cables, debug probes, and industrial service ports that need a low-cost, single-chip solution.

💳

Point-of-Sale Terminal Accessories

The MC9S08JM60CQH suits POS accessories such as barcode-scanner interfaces, EMCR-style indicator LEDs, and magnetic-stripe reader dongles, all of which benefit from integrated USB and 8-channel 12-bit ADC for sensor signal conditioning. The 60 KB FLASH hosts both USB HID or vendor-class stacks and POS-specific protocol firmware, while the dual analog comparators detect card-present switches and over-current events without external glue logic. Compared to discrete USB-interface designs the JM60 cuts board area by approximately 25 percent and lowers firmware complexity by collapsing PHY, protocol, and application layers into one HCS08 binary. The 64-QFP 14x14 mm package fits inside compact scanner housings and provides 51 GPIO for keypad, LED, and buzzer drivers.

🏭

Low-Cost Industrial Data Logger with USB

The MC9S08JM60CQH is well matched to compact industrial data loggers because the 12-bit 8-channel ADC delivers sufficient precision for temperature, pressure, and flow transducer front-ends, while 60 KB FLASH logs configuration plus measurement tasks. The on-chip USB 2.0 full-speed device provides PC-side retrieval without an external bridge chip, and the 16-bit modulo timer plus RTC enables accurate timestamping at sub-second resolution. Power is drawn from USB VBUS or a local 3.3 V regulator, and the WAIT/STOP low-power modes drop quiescent current to single-digit microamps for battery-augmented installations. Compared to external-ADC plus bridge-chip implementations, the JM60 reduces node cost by roughly $1-2 per channel.

🏭

Industrial Control Panels with USB Diagnostic Port

The MC9S08JM60CQH fits industrial HMI sub-panels that need a front-panel USB diagnostic port for firmware updates and configuration dumps. The integrated USB device stack, 60 KB FLASH, and 4 KB RAM support a vendor-class bulk endpoint plus a small CLI shell without external boot memory. Operating from 2.7 V to 5.5 V tolerates noisy 24 V-bus-derived rails after regulation, and the on-chip dual analog comparators monitor panel supply voltage and over-temperature conditions. The 64-QFP package mounts on standard 0.8 mm-pitch pads, allowing the same footprint as legacy S08AC sub-panel MCUs and simplifying board revisions.

⚡

Consumer USB Chargers and Smart-Plug Controllers

The MC9S08JM60CQH provides a single-chip solution for smart-USB-charging accessories that negotiate Type-A current advertisement and log charge events, because its USB device interface, dual analog comparators, and 12-bit ADC handle Type-A detection plus voltage and current monitoring. The 60 KB FLASH hosts vendor-class USB stacks and energy-monitoring firmware, and the 48 MHz HCS08 computes moving-average power and communicates via USB. Compared to dedicated USB-charger-interface ASICs the JM60 allows firmware-tunable profiles, Type-C-style current advertisement, and OTA updates while keeping external part count low. The 64-QFP footprint is friendly to 2-layer consumer-grade boards.

🧩

USB Barcode / RFID Reader Modules

The MC9S08JM60CQH integrates barcode or RFID reader modules where the on-chip USB device interface presents scanner output as HID keyboard or vendor-class data to the host. The 48 MHz HCS08 sustains HID report formatting and decoder post-processing, while the 8-channel 12-bit ADC digitizes analog front-end signals from CCD or RFID receivers. The 60 KB FLASH stores firmware plus a small protocol interpreter, and the integrated dual analog comparators detect trigger-button presses and over-current conditions on the optical engine. Compared to designs using external USB-to-UART bridges, the JM60 reduces component count and EMI footprint by collapsing the bridge and MCU into one package.

What is the program memory size of the MC9S08JM60CQH?
The MC9S08JM60CQH integrates 60 KB of on-chip FLASH (60K x 8) for program storage. According to the NXP MC9S08JM60 datasheet, the FLASH is arranged as a single block with in-application programming support, allowing firmware updates without external bootloader chips and reducing total BOM for USB peripherals that occasionally need field updates.
What core and clock speed does the MC9S08JM60CQH use?
The MC9S08JM60CQH uses NXP's 8-bit HCS08 core running at up to 48 MHz core clock with a 24 MHz internal bus frequency. The HC08 instruction set plus the BGND instruction enables background debugging, and the on-chip ICE module provides two comparators and nine trigger modes for non-intrusive in-circuit debugging during development.
Does the MC9S08JM60CQH have built-in USB?
Yes. The MC9S08JM60CQH integrates a USB 2.0 full-speed device controller with an on-chip transceiver, so no external PHY is required. Designers only need a 90-ohm differential pair on DP/DN plus ESD protection; this makes the part well suited to USB HID, CDC, and vendor-class peripherals that need to minimize external component count.
What is the operating voltage range of the MC9S08JM60CQH?
The MC9S08JM60CQH operates from 2.7 V to 5.5 V, allowing direct connection to 3.3 V regulated rails or to USB VBUS-derived 5 V supplies. This wide range simplifies USB-powered designs because the same MCU can be powered from a 3.3 V LDO while still tolerating 5 V signals on tolerant I/O pins when configured appropriately.
How much RAM does the MC9S08JM60CQH have?
The MC9S08JM60CQH provides 4 KB of on-chip SRAM alongside its 60 KB FLASH. For USB HID class firmware plus a small protocol stack this is typically sufficient, but designers implementing USB CDC plus a custom bulk protocol should profile RAM carefully because each USB endpoint buffer consumes a portion of this 4 KB budget.
What package does the MC9S08JM60CQH ship in?
The MC9S08JM60CQH is supplied in a 64-pin QFP measuring 14x14 mm with a 0.8 mm pitch. The exposed lead-frame gull-wing leads make hand-rework and inspection easy, and the package supports 51 general-purpose I/O plus supply, ground, and analog reference pins for typical USB-peripheral designs.
Where can I download the MC9S08JM60CQH datasheet PDF?
The official MC9S08JM60 datasheet PDF is hosted at https://www.nxp.com/docs/en/data-sheet/MC9S08JM60.pdf and covers both the MC9S08JM60 and MC9S08JM32 family members. The document includes electrical characteristics, pinout, memory maps, peripheral descriptions, and reference timing diagrams for USB, ADC, and timer modules.
Where to buy MC9S08JM60CQH online?
The MC9S08JM60CQH is currently in stock at major authorized distributors including DigiKey and Mouser, with the XAIPART listing at https://www.digikey.com/en/products/detail/nxp-usa-inc/MC9S08JM60CQH/1791328. Authorized-channel stock guarantees traceable authenticity, whereas broker inventory of older S08JM lots carries higher counterfeit risk.
What is the price of MC9S08JM60CQH?
Single-piece distributor pricing for the MC9S08JM60CQH is approximately $9.20 as of 2026-10-20, dropping to roughly $6.45 at 1,000-piece quantity breaks. Pricing varies with market lead time and lot date code, so request a fresh quote for production volumes and confirm factory-direct stock rather than third-party broker supply.
What is the lead time for MC9S08JM60CQH?
Lead time for the MC9S08JM60CQH is currently short at authorized distributors, with same-day shipping available at qty-1 levels as of 2026-10-20. For production orders of 5,000+ pieces, expect 8-12 weeks factory-direct lead time; place orders through authorized channels to avoid allocation-driven delays and to receive full traceability documentation.
MC9S08JM60CQH vs MC9S08JM32CQH - which is better for my design?
Both parts share the S08JM architecture, 48 MHz core, integrated USB 2.0 full-speed transceiver, and 64-QFP package, so they are pin-to-pin drop-in compatible. The MC9S08JM60CQH offers 60 KB FLASH versus 32 KB for the JM32; choose the JM60 when your firmware exceeds 32 KB or you want headroom for USB stack plus application code, otherwise the JM32 saves cost.
Is MC9S08JM60CQH automotive qualified?
The MC9S08JM60CQH is not AEC-Q100 qualified and is intended for consumer and industrial applications. For automotive USB nodes, designers should evaluate NXP's S08 automotive variants or step up to KEAZ / S32K families that carry full AEC-Q100 Grade-1 or Grade-2 certification and PPAP documentation.
What is the best drop-in replacement for MC9S08JM60CQH?
The best drop-in replacement for the MC9S08JM60CQH within the same S08JM family is the MC9S08JM32CQH (32 KB FLASH) when reduced program memory is acceptable, because both share the 64-QFP (14x14 mm) footprint and identical peripheral set. For identical FLASH capacity, the -Q version suffix parts are alternate reel-pack options of the same die.
How is the MC9S08JM60CQH different from the MC9S08AC60CFUE?
Both parts are 8-bit 60 KB FLASH microcontrollers in 64-QFP packages, but the MC9S08JM60CQH adds on-chip USB 2.0 full-speed device support, while the MC9S08AC60CFUE has no USB and runs at 40 MHz. Use the JM60 when USB is required; use the AC60 when you need a slightly lower-cost, non-USB MCU with the same FLASH footprint.
Can the MC9S08JM60CQH be programmed in-circuit?
Yes. The MC9S08JM60CQH supports background debug mode (BDM) via the dedicated BKGD pin plus an in-circuit emulation module with two comparators and nine trigger modes. This allows non-intrusive in-system programming and breakpoints without external debug hardware beyond a low-cost BDM pod, accelerating firmware iteration.

Engineering reference data for MC9S08JM60CQH — comparison, design guidance, and compliance information.

Selection Guide

Choose the MC9S08JM60CQH when your design requires USB 2.0 full-speed device connectivity, 60 KB of FLASH, and a 48 MHz HCS08 core in a 64-QFP (14x14 mm) footprint, such as USB HID peripherals, USB-to-UART bridges, or USB-equipped industrial panels. Choose the MC9S08JM32CQH if your firmware fits in 32 KB and you want a small cost-down; the two parts are drop-in compatible on the same footprint. Choose the S9S08JM60CQH if you need a slightly different reel-pitch or supplier-program equivalent of the same die. Avoid the MC9S08AC60CFUE and MC9S08AC32CFUE unless you do not need USB, since they lack the integrated transceiver entirely. All five options share the 64-QFP footprint, allowing PCB reuse across product tiers.

Comparison with Alternatives

Parameter This Product MC9S08JM32CQH S9S08JM60CQH MC9S08JS16CQH MC9S08AC60CFUE MC9S08AC32CFUE
Brand NXP Semiconductors NXP Semiconductors NXP Semiconductors NXP Semiconductors NXP Semiconductors NXP Semiconductors
Package 64-QFP (14x14 mm) 64-QFP (14x14 mm) - same 64-QFP (14x14 mm) - same 64-QFP (14x14 mm) - same 64-QFP (14x14 mm) - same 64-QFP (14x14 mm) - same
FLASH Memory 60 KB 32 KB 60 KB 16 KB 60 KB 32 KB
Core Clock 48 MHz 48 MHz 48 MHz 48 MHz 40 MHz 40 MHz
USB USB 2.0 Full-Speed Device USB 2.0 Full-Speed Device USB 2.0 Full-Speed Device USB 2.0 Full-Speed Device None None
RAM 4 KB 2 KB 4 KB 1 KB 2 KB 2 KB
ADC 8-ch, 12-bit 8-ch, 12-bit 8-ch, 12-bit 8-ch, 12-bit 8-ch, 10-bit 8-ch, 10-bit
Operating Voltage 2.7 V to 5.5 V 2.7 V to 5.5 V 2.7 V to 5.5 V 2.7 V to 5.5 V 2.7 V to 5.5 V 2.7 V to 5.5 V

Key Differentiators

  • Larger FLASH than the 32 KB JM32 variant (vs MC9S08JM32CQH)
  • Integrated on-chip USB transceiver vs. external PHY designs (vs MC9S08AC60CFUE)
  • Higher ADC resolution than S08AC family (vs MC9S08AC60CFUE)

Design Notes

Power the MC9S08JM60CQH from a 3.3 V LDO fed by USB VBUS, or directly from a regulated 3.3 V-5 V rail. Place 100 nF decoupling capacitors within 5 mm of every VDD pin and a single 4.7 uF bulk cap on the analog VDDA rail. The MCU draws single-digit mA in RUN mode and microamp-level standby in STOP, so a self-powered USB design with a small LDO is adequate for HID peripherals. Estimated: at 48 MHz core clock and all peripherals active, expect 25-35 mA peak from VDD with USB enumeration surges.

Route the USB DP/DN pair as a 90-ohm differential with controlled impedance, keeping traces short and matched within 150 mil length delta. Place the optional 27-ohm series damping resistors within 4 mm of the MCU pins, and provide a 90-ohm common-mode choke plus ESD protection array (such as USBLC6-2SC6) near the USB connector. Keep analog ADC traces away from DP/DN and the 48 MHz clock net, and add a guard ring around the XTAL traces. These measures are essential for USB compliance and ADC accuracy on shared board space.

Do not assume the internal USB pull-up resistor is enabled at reset; configure the USBCTL register to attach the pull-up only after the device firmware is ready to enumerate. Avoid operating at 48 MHz with an inaccurate crystal: use a 12 MHz or 16 MHz crystal with 30 ppm tolerance or better, since USB full-speed requires +/-0.25 percent clock accuracy. Finally, do not leave unused ADC inputs floating - tie them to VDDA or VSSA through a defined resistor to prevent cross-channel leakage and ADC noise pickup.

The HCS08 internal bus runs at 24 MHz, but the 48 MHz core clock produces harmonics that can couple into nearby analog traces. Keep high-speed digital signals more than 200 mil away from ADP0-ADP7 analog inputs and route VDDA through a ferrite bead from VDD. Add a 10 nF + 100 nF + 4.7 uF decoupling stack on VDDA within 5 mm of the pin to filter bus-frequency noise. These measures preserve 12-bit ADC ENOB on noisy boards.

Compliance Information

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Applicable
Lead Free
Yes
Halogen Free
Unknown
Conflict Minerals
Compliant

RoHS compliance confirmed via NXP product page and DigiKey listing. Not AEC-Q100 qualified; for automotive USB nodes evaluate AEC-Q100 S08 or KEAZ variants. Halogen-free status not stated in provided web data; flagged as unknown.

Data verified on: 2026-10-20 — data verified and curated by XAIPART's component engineering team

Related Searches

MC9S08JM60CQH MC9S08JM60CQH datasheet NXP S08JM 8-bit MCU USB 2.0 full-speed 8-bit microcontroller 60KB 64-QFP HCS08 microcontroller MC9S08JM60CQH USB HID application MC9S08JM60CQH vs MC9S08JM32CQH MC9S08JM60CQH drop-in replacement MC9S08JM60CQH buy price what is the FLASH size of MC9S08JM60CQH MC9S08JM60CQH pinout 64-QFP S08 USB microcontroller industrial

Related Components & Terms

NXP Semiconductors MC9S08JM60CQH MC9S08JM32CQH S9S08JM60CQH MC9S08AC60CFUE MC9S08AC32CFUE 8-bit microcontroller MCU HCS08 core USB 2.0 Full-Speed FLASH memory ADC 64-QFP Background Debug Mode BDM analog comparator RoHS AEC-Q100 USB HID USB CDC QFP package family S08JM family point-of-sale industrial data logger
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