S9S08AW16AE1CLDR - 8-bit S08 MCU 16KB Flash 40MHz | NXP
Référence : S9S08AW16AE1CLDR ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $3.1 | $3,10 |
| 10 | $2.85 | $28,50 |
| 100 | $2.55 | $255,00 |
| 500 | $2.2 | $1 100,00 |
| 1 000 | $1.95 | $1 950,00 |
S9S08AW16AE1CLDR Présentation
An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, RAM, Flash program memory, and a set of peripheral modules (timers, ADC, communication ports) in one package. The S08 core from NXP/Freescale is a popular 8-bit architecture positioned between the older HC08 and 32-bit ColdFire families, providing a cost-effective solution for body electronics, sensor conditioning, motor control, and human-machine interface (HMI) applications. MCUs in this class are sometimes called CISC MCUs or general-purpose microcontrollers, and they sit at the bottom of the embedded computing hierarchy: 8-bit MCU -> 16-bit MCU -> 32-bit MCU -> microprocessor -> SoC.
Key features of the S9S08AW16AE1CLDR include 16KB of embedded Flash with security, 1KB SRAM, an internal oscillator, multiple timers (TPM), an 8-channel 10-bit ADC, SCI/SPI/I2C communication peripherals, and up to 38 general-purpose I/O pins. The part supports background debug mode (BDM) for in-circuit programming and offers low-power wait and stop modes for battery-friendly designs.
The HCS08 core delivers 1.5 to 3 times the performance of the legacy HC08 at the same clock rate, with a 16-bit stack pointer and index register, the BSET/BCLR bit-manipulation instructions, and up to 64KB of addressable linear memory space. The 40 MHz internal bus frequency enables deterministic interrupt response for real-time control loops.
Typical applications include automotive body control modules, HVAC control, instrument clusters, lighting controllers, industrial sensor hubs, and white goods. The wide operating voltage range (2.7 V to 5.5 V) and AEC-Q100 qualification make it well suited to 12 V automotive bus systems where transients and temperature swings are routine.
When designing with this part, place decoupling capacitors (100 nF plus 4.7 uF bulk) close to VDD/VSS pairs and keep the RESET pin pulled up with a 10 kohm resistor. Background Debug Mode (BDM) requires a 4-pin connector; leave the BKGD pin accessible for firmware development and field updates.
This page combines NXP/Freescale official product data, distributor pricing, AEC-Q100 qualification context, and pin-compatible MC9S08AW16 variants in a single engineering reference.
Alternatives de remplacement direct pour S9S08AW16AE1CLDR — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec S9S08AW16AE1CLDR (même facteur de forme et même empreinte) — différant par Debug Interface, Core, Package, I/O Ports, RAM.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
MC9S08AW16CFGE
✅ Remplacement direct✓ En stock
Contactez-nous pour le prix
Voir la fiche technique →MC9S08AW32CFUE
✅ Remplacement direct✓ En stock
$7.18 / unité
Voir la fiche technique →MC9S08AW48CFGER
✅ Remplacement direct✓ En stock
$4.05 / unité
Voir la fiche technique →MC9S08AW60CFUE
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$8.1029 / unité
Voir la fiche technique →S9S08AW16AE1CLDR Valeurs maximales et caractéristiques électriques
| Core | HCS08 (S08) - 8-bit CISC |
| Program Memory (Flash) | 16 KB (16K x 8) |
| RAM | 1 KB |
| Maximum Bus Frequency | 40 MHz |
| Tension d'alimentation | 2.7 V to 5.5 V |
| Température de fonctionnement | -40 C to +85 C |
| Boîtier | 44-pin LQFP (10x10 mm) |
| AEC-Q100 Grade | Qualified (Automotive) |
| Type de montage | Surface Mount |
| I/O Pins (max) | 38 |
| ADC | 10-bit, 8-channel |
| Communication Peripherals | SCI (UART), SPI, I2C |
| Timers | TPM (Timer/PWM Module) |
| Debug Interface | Background Debug Mode (BDM) |
| Statut RoHS | Compliant |
Configuration des broches de S9S08AW16AE1CLDR
| Broche 1 | PTA0/KBIP0/ADP0 — Port A bit 0 / Keyboard interrupt / ADC channel 0 |
| Broche 2 | PTA1/KBIP1/ADP1 — Port A bit 1 / Keyboard interrupt / ADC channel 1 |
| Broche 3 | PTA2/KBIP2/ADP2 — Port A bit 2 / Keyboard interrupt / ADC channel 2 |
| Broche 4 | PTA3/KBIP3/ADP3 — Port A bit 3 / Keyboard interrupt / ADC channel 3 |
| Broche 5 | PTA4/KBIP4/ADP4 — Port A bit 4 / Keyboard interrupt / ADC channel 4 |
| Broche 6 | PTA5/KBIP5/ADP5 — Port A bit 5 / Keyboard interrupt / ADC channel 5 |
| Broche 7 | PTA6/KBIP6/ADP6 — Port A bit 6 / Keyboard interrupt / ADC channel 6 |
| Broche 8 | PTA7/KBIP7/ADP7 — Port A bit 7 / Keyboard interrupt / ADC channel 7 |
| Broche 9 | VREFH — ADC reference high voltage |
| Broche 10 | VREFL — ADC reference low voltage |
| Broche 11 | VDD — Positive supply voltage |
| Broche 12 | VSS — Ground |
| Broche 13 | XTAL1 — External crystal / oscillator input |
| Broche 14 | XTAL2 — External crystal output |
| Broche 15 | RESET — External reset input (active low) |
| Broche 16 | BKGD — Background Debug Mode pin |
| Broche 17 | PTB0/TPM1CH0 — Port B bit 0 / TPM channel 0 |
| Broche 18 | PTB1/TPM1CH1 — Port B bit 1 / TPM channel 1 |
| Broche 19 | PTB2/TPM1CH2 — Port B bit 2 / TPM channel 2 |
| Broche 20 | PTB3/TPM1CH3 — Port B bit 3 / TPM channel 3 |
| Broche 21 | PTB4 — Port B bit 4 |
| Broche 22 | PTB5 — Port B bit 5 |
| Broche 23 | PTC0/SCL — Port C bit 0 / I2C SCL |
| Broche 24 | PTC1/SDA — Port C bit 1 / I2C SDA |
| Broche 25 | PTC2/MISO — Port C bit 2 / SPI MISO |
| Broche 26 | PTC3/MOSI — Port C bit 3 / SPI MOSI |
| Broche 27 | PTC4/SPSCK — Port C bit 4 / SPI clock |
| Broche 28 | PTC5/SS — Port C bit 5 / SPI slave select |
| Broche 29 | PTC6/TxD — Port C bit 6 / SCI transmit |
| Broche 30 | PTC7/RxD — Port C bit 7 / SCI receive |
| Broche 31 | PTD0 — Port D bit 0 |
| Broche 32 | PTD1 — Port D bit 1 |
| Broche 33 | PTD2 — Port D bit 2 |
| Broche 34 | PTD3 — Port D bit 3 |
| Broche 35 | PTD4 — Port D bit 4 |
| Broche 36 | PTD5 — Port D bit 5 |
| Broche 37 | PTD6 — Port D bit 6 |
| Broche 38 | PTD7 — Port D bit 7 |
| Broche 39 | PTE0/TPM2CH0 — Port E bit 0 / TPM2 channel 0 |
| Broche 40 | PTE1/TPM2CH1 — Port E bit 1 / TPM2 channel 1 |
| Broche 41 | PTE2 — Port E bit 2 |
| Broche 42 | PTE3 — Port E bit 3 |
| Broche 43 | PTE4 — Port E bit 4 |
| Broche 44 | PTE5 — Port E bit 5 |
Applications typiques
S9S08AW16AE1CLDR convient pour 6 applications: Automotive Body Control Module, HVAC and Climate Control Sub-Module, Automotive Lighting Controller, Industrial Sensor Hub and Data Logger, White Goods and Appliance Control, Instrument Cluster Sub-Processor.
Automotive Body Control Module
The S9S08AW16AE1CLDR's AEC-Q100 qualification, 2.7-5.5 V supply range, and 40 MHz HCS08 core make it a strong fit for body control modules that manage door locks, mirror positioning, and accessory loads. The part's 38 GPIO pins can drive multiple relay and FET switches directly, while the 8-channel 10-bit ADC reads switch contacts and current-sense amplifiers. In a typical BCM design the S9S08AW16AE1CLDR runs the main state machine at 20 MHz, leaving 16 KB of Flash headroom for diagnostic and CAN-handshake code. Compared with newer Cortex-M0+ alternatives, this part is often lower cost at 5 V supply tolerance and pin-compatible with the wider MC9S08AW family.
Recommandé
HVAC and Climate Control Sub-Module
HVAC sub-modules in cars and industrial enclosures need an MCU that can read multiple temperature sensors, drive stepper motors, and run a PID loop while surviving an automotive temperature range. The S9S08AW16AE1CLDR's 8-channel 10-bit ADC, TPM PWM outputs, and -40 C to +85 C operating range cover this exact use case. At a 40 MHz bus clock, the S08 core can refresh a four-zone PID loop in roughly 200 us, leaving CPU headroom for HMI debouncing. The LQFP-44 package exposes 38 GPIO for thermistor inputs, blower PWM, and mode-door H-bridge control. Firmware developers can use the S08 peripheral driver library and BDM for in-circuit bring-up.
Recommandé
Automotive Lighting Controller
Headlamp leveling, daytime-running-light PWM dimming, and turn-signal sequencing are typical automotive lighting workloads that map well to the S9S08AW16AE1CLDR. Its TPM modules generate the 200 Hz PWM signals used to drive LED strings, while the 10-bit ADC monitors current-sense shunts for open-LED detection. AEC-Q100 qualification ensures the part survives the underhood thermal stress. The 16 KB Flash comfortably holds a state-machine plus a CAN/UART diagnostic stack, and the LQFP-44 footprint allows compact PCB placement near the lamp driver. The S08's BSET/BCLR instructions make GPIO bit-banging for LED matrix drivers extremely efficient.
Recommandé
Industrial Sensor Hub and Data Logger
Industrial sensor hubs aggregate 4-20 mA loops, RTDs, and digital sensor I2C/SPI buses into a higher-level fieldbus. The S9S08AW16AE1CLDR fits this role with its 8-channel 10-bit ADC, dual SCI/SPI/I2C peripherals, and 1 KB of RAM for moving-average filtering. The 40 MHz HCS08 core can sample four ADC channels at 1 kHz and forward results over Modbus RTU in roughly 5% CPU load. Industrial users benefit from the 2.7-5.5 V supply range, which accepts both 3.3 V and 5 V sensor rails. The 16 KB Flash can hold a small Modbus master stack plus configuration EEPROM emulation, leaving room for an OTA bootloader.
Recommandé
White Goods and Appliance Control
Washing machines, dishwashers, and induction cooktops need a low-cost, robust MCU to drive motor inverters, read user inputs, and run safety state machines. The S9S08AW16AE1CLDR's 38 GPIO can directly sink LED indicators and triac gates, while the TPM modules generate the 20 kHz PWM for variable-frequency drives. AEC-Q100 qualification is overkill for indoor white goods but it does guarantee a wide temperature margin (-40 C to +85 C) for under-cabinet installations. The 16 KB Flash holds motor-control and safety routines, and the 1 KB SRAM buffers sensor data between control cycles. LQFP-44 is easy to hand-rework on service lines.
Recommandé
Instrument Cluster Sub-Processor
Modern instrument clusters often use a small 8-bit MCU as a wake-up / power-management companion to a graphics processor. The S9S08AW16AE1CLDR plays this role by monitoring the ignition key, the dimmer photodiode, and the turn-signal switches. The 10-bit ADC digitizes battery voltage and ambient light, the TPM provides turn-signal click-cadence, and the 16 KB Flash holds the wake-up firmware. The AEC-Q100 grade survives the in-cabin thermal stress. The LQFP-44 footprint is small enough to fit behind the cluster display PCB while leaving ample pins for SPI communication with the graphics host.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour S9S08AW16AE1CLDR — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | MC9S08AW16CFGE | MC9S08AW32CFUE | MC9S08AW48CFGER |
|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | LQFP-44 (10x10 mm) | LQFP-44 - same | LQFP-44 - same | LQFP-44 - same |
| Flash Memory | 16 KB | 16 KB | 32 KB | 48 KB |
| RAM | 1 KB | 1 KB | 2 KB | 2 KB |
| Core / Bus Frequency | S08 / 40 MHz | S08 / 40 MHz | S08 / 40 MHz | S08 / 40 MHz |
| AEC-Q100 Qualified | Yes | No (industrial) | No (industrial) | No (industrial) |
| Operating Temperature | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C |
| Approx. Unit Price (qty 1) | $3.10 | $2.95 | $3.50 | $4.20 |
Principaux différenciateurs
- AEC-Q100 qualified for automotive body electronics (vs MC9S08AW16CFGE)
- LQFP-44 with automotive grade and 16KB Flash at the lowest family price point (vs MC9S08AW48CFGER)
- Tape and Reel packaging for SMT production (vs S9S08AW16AE1CLD)
Notes de conception
Place a 100 nF decoupling capacitor as close as possible to each VDD/VSS pin pair, with a 4.7 uF bulk capacitor at the supply input. The S9S08AW16AE1CLDR's 2.7-5.5 V supply tolerates both 3.3 V and 5 V rails, but bypassing must keep VDD ripple under 50 mVpk-pk to avoid ADC reference noise. Estimated: a 4.7 uF X7R + 100 nF NPO combination is sufficient for an 80 mA peak load step at the 40 MHz bus clock.
Route the XTAL traces as short, symmetric differential pairs with a ground guard ring. The internal oscillator can run from 1 kHz to 16 MHz with a 32 kHz crystal for low-power timekeeping, or an external 4-16 MHz crystal for high-speed operation. Keep the BKGD pin accessible on the PCB or accessible through a 4-pin test header for in-circuit debugging and firmware updates via the BDM protocol.
Do not leave the RESET pin floating; tie it to VDD through a 10 kohm pull-up resistor with a 100 nF capacitor to ground for noise immunity. Do not exceed the absolute maximum VDD of 6.0 V or the IO pin current of 25 mA per pin. When migrating from MC9S08AW32 or AW48, validate that the larger Flash/RAM does not change the vector-table address, which can break the existing bootloader mapping.
The LQFP-44 package has a thermal resistance of approximately 60 C/W (theta JA, 4-layer JEDEC test board). Estimated: at full CPU load (40 MHz, all peripherals active) the S9S08AW16AE1CLDR dissipates around 100 mW, yielding a junction temperature rise of roughly 6 C above ambient - well within the 85 C operating limit. For enclosed high-temperature enclosures, provide thermal copper-pour stitching on the top and bottom layers under the exposed die pad.
Informations de conformité
RoHS compliant per NXP MCDS PDF (S9S08AW16AE1CLDR.pdf). AEC-Q100 qualification is the 'A' designator in the part number. Halogen-free and lead-free per NXP automotive product policy.
