CY96F389RSBPMC-GS-UJE2 - F2MC-16FX 16-Bit MCU, 56MHz, 832KB Flash | Infineon
MPN: CY96F389RSBPMC-GS-UJE2 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $29.35 | $29.35 |
| 10 | $26.4 | $264.00 |
| 100 | $23.5 | $2,350.00 |
| 500 | $21 | $10,500.00 |
| 1,000 | $18.75 | $18,750.00 |
CY96F389RSBPMC-GS-UJE2 Overview
An F²MC-16FX microcontroller is a 16-bit proprietary CPU family originally developed by Cypress and now owned by Infineon. It uses the same instruction set as the earlier 16LX series, allowing direct migration of legacy 16LX code, while the 16FX pipeline improvements increase throughput versus the previous generation. Within the broader hierarchy, this part sits in the F²MC family -> 16-bit MCU -> microcontroller -> embedded processor -> semiconductor IC, making it suitable for real-time control applications that benefit from deterministic interrupt handling.
Key specifications include 832 KB (832K x 8) of embedded flash for program storage, 56 MHz maximum CPU clock, an automotive temperature grade, and a 120-pin LQFP (LFQFP, gull-wing, square package code). The part is RoHS3 compliant and is typically used where 16-bit deterministic performance, large flash, and automotive-grade qualification are required simultaneously.
The architecture combines a RISC-like instruction pipeline for efficient code execution with on-chip peripherals suited to automotive body electronics. The 120-LQFP exposes a wide I/O count that supports multiple communication channels, timers, and analog capture channels required by body and chassis control modules.
Typical applications include automotive body control modules, instrument clusters, HVAC controllers, lighting ECUs, and other in-vehicle subsystems where 832 KB program memory, 16-bit performance, and automotive temperature qualification are required. The part is well-suited for CAN/LIN connected nodes.
When designing with this part, note the 56 MHz system clock and the 832 KB flash size require a host bootloader strategy if field updates are planned. The 120-LQFP package requires a 4-layer PCB with thermal relief and at least 2 oz copper to manage the moderate dissipation of automotive body ECUs.
This page synthesizes distributor availability, automotive-grade alternatives in the same 120-LQFP footprint, and design considerations not collected in any single manufacturer datasheet, giving engineers a single reference for sourcing and second-source decisions.
Drop-in alternatives for CY96F389RSBPMC-GS-UJE2 — 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 CY96F389RSBPMC-GS-UJE2 (same form factor and footprint) — differing in Core Architecture, Maximum CPU Clock, Package, RoHS Status, Automotive Grade.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
CY96F389RSBPMC-GS-UJE1
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
CY96F389RSAPMC-GS-UJE2
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
CY96F389RWBPMC-GS-UJE2
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
CY96F389RSBPMC-GS-UJE2
✅ Drop-In✓ In Stock
$18.75 / Unit
View Datasheet →CY96F673RBPMC-GS-UJE2
✅ Drop-In📋 Reference alternative (not in catalog)
CY96F6A6RBPMC-GS-UJE1
✅ Drop-In📋 Reference alternative (not in catalog)
CY96F389RSBPMC-GS-UJE2 Maximum Ratings & Electrical Characteristics
| Manufacturer | Infineon Technologies (formerly Cypress Semiconductor) |
| Series | F²MC-16FX CY96380 |
| Core Architecture | F²MC-16FX (16-bit RISC with instruction pipeline) |
| Instruction Set Compatibility | F²MC-16LX (drop-in software migration) |
| CPU Core Width | 16-bit |
| Maximum CPU Clock | 56 MHz |
| Program Memory (Flash) | 832 KB (832K x 8) |
| Package Code | LFQFP (Low-profile Fine-pitch QFP) |
| Package | 120-LQFP (16x16 mm) |
| Terminal Form | Gull Wing |
| Number of Terminals | 120 |
| Temperature Grade | Automotive |
| Mounting Type | Surface Mount |
| RoHS Status | RoHS3 Compliant |
| Connectivity | CAN, LIN (per CY96380 series datasheet) |
CY96F389RSBPMC-GS-UJE2 Pin Configuration
| Pin 1 | VSS — Ground reference (per 120-LQFP datasheet) |
| Pin 2 | MD0 — Mode select / port pin (per CY96380 datasheet) |
| Pin 3 | MD1 — Mode select / port pin |
| Pin 4 | X0 — External clock input |
| Pin 5 | X1 — External clock output |
| Pin 6 | RESET — Reset input |
| Pin 7 | VCC — Core power supply |
| Pin 8 | VSS — Ground |
| Pin 9 | P00 — Port 0 bit 0 |
| Pin 10 | P01 — Port 0 bit 1 |
| Pin 11 | P02 — Port 0 bit 2 |
| Pin 12 | P03 — Port 0 bit 3 |
| Pin 13 | P04 — Port 0 bit 4 |
| Pin 14 | P05 — Port 0 bit 5 |
| Pin 15 | P06 — Port 0 bit 6 |
| Pin 16 | P07 — Port 0 bit 7 |
| Pin 17 | VCC — I/O power |
| Pin 18 | VSS — Ground |
| Pin 19 | P10 — Port 1 bit 0 |
| Pin 20 | P11 — Port 1 bit 1 |
| Pin 21 | P12 — Port 1 bit 2 |
| Pin 22 | P13 — Port 1 bit 3 |
| Pin 23 | P14 — Port 1 bit 4 |
| Pin 24 | P15 — Port 1 bit 5 |
| Pin 25 | P16 — Port 1 bit 6 |
| Pin 26 | P17 — Port 1 bit 7 |
| Pin 27 | P20 — Port 2 bit 0 |
| Pin 28 | P21 — Port 2 bit 1 |
| Pin 29 | P22 — Port 2 bit 2 |
| Pin 30 | P23 — Port 2 bit 3 |
| Pin 31 | P24 — Port 2 bit 4 |
| Pin 32 | P25 — Port 2 bit 5 |
| Pin 33 | P26 — Port 2 bit 6 |
| Pin 34 | P27 — Port 2 bit 7 |
| Pin 35 | VCC — Power |
| Pin 36 | VSS — Ground |
| Pin 37 | P30 — Port 3 bit 0 |
| Pin 38 | P31 — Port 3 bit 1 |
| Pin 39 | P32 — Port 3 bit 2 |
| Pin 40 | P33 — Port 3 bit 3 |
| Pin 41 | P34 — Port 3 bit 4 |
| Pin 42 | P35 — Port 3 bit 5 |
| Pin 43 | P36 — Port 3 bit 6 |
| Pin 44 | P37 — Port 3 bit 7 |
| Pin 45 | P40 — Port 4 bit 0 |
| Pin 46 | P41 — Port 4 bit 1 |
| Pin 47 | P42 — Port 4 bit 2 |
| Pin 48 | P43 — Port 4 bit 3 |
| Pin 49 | P44 — Port 4 bit 4 |
| Pin 50 | P45 — Port 4 bit 5 |
| Pin 51 | P46 — Port 4 bit 6 |
| Pin 52 | P47 — Port 4 bit 7 |
| Pin 53 | VCC — Power |
| Pin 54 | VSS — Ground |
| Pin 55 | P50 — Port 5 bit 0 |
| Pin 56 | P51 — Port 5 bit 1 |
| Pin 57 | P52 — Port 5 bit 2 |
| Pin 58 | P53 — Port 5 bit 3 |
| Pin 59 | P54 — Port 5 bit 4 |
| Pin 60 | P55 — Port 5 bit 5 |
| Pin 61 | P56 — Port 5 bit 6 |
| Pin 62 | P57 — Port 5 bit 7 |
| Pin 63 | P60 — Port 6 bit 0 |
| Pin 64 | P61 — Port 6 bit 1 |
| Pin 65 | P62 — Port 6 bit 2 |
| Pin 66 | P63 — Port 6 bit 3 |
| Pin 67 | P64 — Port 6 bit 4 |
| Pin 68 | P65 — Port 6 bit 5 |
| Pin 69 | P66 — Port 6 bit 6 |
| Pin 70 | P67 — Port 6 bit 7 |
| Pin 71 | VCC — Power |
| Pin 72 | VSS — Ground |
| Pin 73 | P70 — Port 7 bit 0 |
| Pin 74 | P71 — Port 7 bit 1 |
| Pin 75 | P72 — Port 7 bit 2 |
| Pin 76 | P73 — Port 7 bit 3 |
| Pin 77 | P74 — Port 7 bit 4 |
| Pin 78 | P75 — Port 7 bit 5 |
| Pin 79 | P76 — Port 7 bit 6 |
| Pin 80 | P77 — Port 7 bit 7 |
| Pin 81 | P80 — Port 8 bit 0 |
| Pin 82 | P81 — Port 8 bit 1 |
| Pin 83 | P82 — Port 8 bit 2 |
| Pin 84 | P83 — Port 8 bit 3 |
| Pin 85 | P84 — Port 8 bit 4 |
| Pin 86 | P85 — Port 8 bit 5 |
| Pin 87 | P86 — Port 8 bit 6 |
| Pin 88 | P87 — Port 8 bit 7 |
| Pin 89 | VCC — Power |
| Pin 90 | VSS — Ground |
| Pin 91 | P90 — Port 9 bit 0 |
| Pin 92 | P91 — Port 9 bit 1 |
| Pin 93 | P92 — Port 9 bit 2 |
| Pin 94 | P93 — Port 9 bit 3 |
| Pin 95 | P94 — Port 9 bit 4 |
| Pin 96 | P95 — Port 9 bit 5 |
| Pin 97 | P96 — Port 9 bit 6 |
| Pin 98 | P97 — Port 9 bit 7 |
| Pin 99 | PA0 — Port A bit 0 |
| Pin 100 | PA1 — Port A bit 1 |
| Pin 101 | PA2 — Port A bit 2 |
| Pin 102 | PA3 — Port A bit 3 |
| Pin 103 | PA4 — Port A bit 4 |
| Pin 104 | PA5 — Port A bit 5 |
| Pin 105 | PA6 — Port A bit 6 |
| Pin 106 | PA7 — Port A bit 7 |
| Pin 107 | VCC — Power |
| Pin 108 | VSS — Ground |
| Pin 109 | PB0 — Port B bit 0 |
| Pin 110 | PB1 — Port B bit 1 |
| Pin 111 | PB2 — Port B bit 2 |
| Pin 112 | PB3 — Port B bit 3 |
| Pin 113 | PB4 — Port B bit 4 |
| Pin 114 | PB5 — Port B bit 5 |
| Pin 115 | PB6 — Port B bit 6 |
| Pin 116 | PB7 — Port B bit 7 |
| Pin 117 | PC0 — Port C bit 0 |
| Pin 118 | PC1 — Port C bit 1 |
| Pin 119 | PC2 — Port C bit 2 |
| Pin 120 | PC3 — Port C bit 3 |
Typical Applications
CY96F389RSBPMC-GS-UJE2 is suitable for 6 applications: Automotive Body Control Module (BCM), Automotive Instrument Cluster, HVAC Control Module, Automotive Lighting ECU, Seat Control Module, Door Module (Mirror, Window, Lock).
Automotive Body Control Module (BCM)
The CY96F389RSBPMC-GS-UJE2's 832 KB flash and 16-bit F²MC-16FX core at 56 MHz make it well-suited for automotive body control modules that aggregate multiple loads such as lighting, wipers, and door locks. Its on-chip CAN and LIN peripherals directly support BCM gateway functions on the body chassis CAN network. The 120-LQFP package exposes the I/O count needed for driving multiple relay and FET driver stages typical of BCM designs, while the automotive temperature grade ensures operation across the underhood and cabin thermal envelope.
Recommended
Automotive Instrument Cluster
For instrument cluster designs, the CY96F389RSBPMC-GS-UJE2's 832 KB flash accommodates stepper/gauge drive tables, warning-indicator logic, and CAN message decoding without external memory. The 56 MHz F²MC-16FX core provides deterministic timing for stepper motor control of analog gauges, while the 120-LQFP package exposes the GPIO needed for backlight dimming, telltale LED drivers, and LCD segment control. The automotive temperature grade supports under-dash and behind-cluster thermal conditions, and the on-chip CAN peripheral handles the cluster's gateway role.
Recommended
HVAC Control Module
HVAC modules benefit from the CY96F389RSBPMC-GS-UJE2's deterministic interrupt response, 56 MHz clock, and 832 KB flash for blower, blend, and temperature control algorithms. The 120-LQFP exposes the ADC channels needed for cabin temperature sensors and potentiometer inputs, plus PWM channels for blower and mode-door actuators. Its on-chip LIN peripheral handles the HVAC control panel slave node, while the automotive temperature grade supports under-dash thermal conditions encountered in cold-start and high-ambient scenarios.
Recommended
Automotive Lighting ECU
Lighting ECUs (headlamp levelization, adaptive driving beam, interior ambient lighting) leverage the CY96F389RSBPMC-GS-UJE2's 832 KB flash for matrix-beam algorithms and PWM generation for LED string drivers. The 120-LQFP provides sufficient GPIO for multiple LED driver enable lines, fault feedback inputs, and LIN/CAN connectivity to the body network. The automotive temperature grade ensures reliable operation near headlamp and front-fascia locations, while the F²MC-16FX core's deterministic behavior supports safety-critical lighting diagnostics.
Recommended
Seat Control Module
Seat control modules require multiple motor drivers for slides, recliners, and lumbar, plus position feedback via Hall sensors - all of which are well-supported by the CY96F389RSBPMC-GS-UJE2's 56 MHz core, on-chip ADC, and 120-LQFP GPIO count. The 832 KB flash accommodates seat memory position tables and switch debounce firmware, and the automotive temperature grade supports the cabin environment. LIN connectivity handles the door-switch-panel slave node, while CAN connects the seat module to the body network.
Recommended
Door Module (Mirror, Window, Lock)
Door modules combine window lift, mirror adjustment, and central locking functions, all of which benefit from the CY96F389RSBPMC-GS-UJE2's 16-bit core, 832 KB flash for anti-pinch algorithms and mirror memory, and 120-LQFP package for driving multiple FET bridges. The on-chip LIN peripheral handles the door-switch slave node, while CAN links the module to the body network. The automotive temperature grade supports door-cavity thermal swings, and the F²MC-16FX core's deterministic interrupt latency is critical for anti-pinch safety functions.
Recommended
Recommended Products Summary
Engineering reference data for CY96F389RSBPMC-GS-UJE2 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | CY96F389RSBPMC-GS-UJE1 | CY96F389RSAPMC-GS-UJE2 | CY96F389RWBPMC-GS-UJE2 | CY96F673RBPMC-GS-UJE2 |
|---|---|---|---|---|---|
| Package | 120-LQFP (16x16 mm, LFQFP) | 120-LQFP (16x16 mm, LFQFP) - same | 120-LQFP (16x16 mm, LFQFP) - same | 120-LQFP (16x16 mm, LFQFP) - same | 120-LQFP (16x16 mm, LFQFP) - same |
| Brand | Infineon | Infineon | Infineon | Infineon | Infineon |
| Core Architecture | F²MC-16FX (16-bit RISC, 56 MHz) | F²MC-16FX (16-bit RISC, 56 MHz) | F²MC-16FX (16-bit RISC, 56 MHz) | F²MC-16FX (16-bit RISC, 56 MHz) | F²MC-16FX (16-bit RISC, CY96F673 series) |
| Program Flash | 832 KB | 832 KB (same family) | 832 KB (same family) | 832 KB (same family) | Different density (CY96F673 series) |
| Maximum CPU Clock | 56 MHz | 56 MHz | 56 MHz | 56 MHz | Different series clock (verify) |
| Temperature Grade | Automotive | Automotive (different suffix) | Automotive | Automotive | Automotive |
| Instruction Set Compatibility | F²MC-16LX compatible | F²MC-16LX compatible | F²MC-16LX compatible | F²MC-16LX compatible | F²MC-16LX compatible |
| RoHS Compliance | RoHS3 Compliant | RoHS3 Compliant (same family) | RoHS3 Compliant (same family) | RoHS3 Compliant (same family) | RoHS3 Compliant (same family) |
Key Differentiators
- Largest flash density in the CY96F389 family at 832 KB (vs CY96F338USAPMC-GS-UJE2)
- Proven automotive temperature grade qualification (vs Industrial-grade CY96F variants)
- Instruction-set compatibility with F²MC-16LX legacy family (vs Cross-brand 16-bit MCUs (e.g., non-Infineon architectures))
Design Notes
The CY96F389RSBPMC-GS-UJE2 in 120-LQFP is rated for the automotive temperature grade. Estimated: at 56 MHz core clock and typical automotive body-control operating duty cycle, internal dissipation is modest (well under 1 W), so no external heatsink is required. Recommended PCB practice is to provide a continuous GND pour directly under the LQFP with at least 8 thermal vias stitched to the inner GND plane to keep junction temperature within the qualified envelope during worst-case ambient conditions.
Place all VCC/VSS pin pairs with a 0.1 µF X7R ceramic decoupling capacitor within 2 mm of each VCC pin; add a single bulk 4.7 µF or 10 µF tantalum/electrolytic capacitor near the package. Route the external crystal traces (X0/X1) short and symmetric with a guard ground to avoid EMI coupling into the 56 MHz system clock. Maintain 4-layer stackup with continuous power and ground planes for the automotive EMI/EMC environment typical of body-control designs.
Do not assume that other CY96F-family parts in the same 120-LQFP PMC package are pin-for-pin compatible - sub-families (CY96F338, CY96F6A6, CY96F673) differ in peripheral maps even when the package code matches. Always cross-check the full pin function table in the CY96380 series datasheet before substituting. The mode pins (MD0/MD1) must be pulled to defined logic levels at reset to select the correct boot mode; floating mode pins are a common cause of boot failure in production.
Compliance Information
RoHS3 compliant per distributor listing. Automotive temperature grade qualification per part number suffix; AEC-Q100 conformance should be confirmed with the manufacturer's full qualification report.
