M29F160FT55N3E2 - 16Mbit 55ns 5V NOR Flash | Micron | TSOP-48
MPN: M29F160FT55N3E2 ✓ Active| Qty | Unit Price | Extended |
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| 500 | $0 | $0.00 |
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Drop-in alternatives for M29F160FT55N3E2 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
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M29F160FT55N3F2
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View Datasheet →MBM29F160TE-55PFTN-E1
✅ Drop-In📋 Reference alternative (not in catalog)
M29F160FT55N3E2 Maximum Ratings & Electrical Characteristics
| Memory Type | NOR Flash |
| Memory Organization | 16 Mbit (1 M x 16 / 2 M x 8) |
| Density | 16777 kbits |
| Number of Words | 1000 k |
| Bits per Word | 16 bits |
| Access Time | 55 ns |
| Supply Voltage | 5 V |
| Interface | Parallel |
| Boot Block | Top Boot Block |
| Operating Temperature | -40C to +125C |
| Temperature Grade | Automotive Grade 3 |
| Package | 48-TSOP I |
| Mounting Type | Surface Mount |
| Bus Width | 8-bit / 16-bit selectable (BYTE# pin) |
| Program/Erase | Embedded program/erase controller (byte/word algorithms) |
| Factory Erase State | All bits erased to 1 |
| RoHS Status | Compliant (E suffix) |
M29F160FT55N3E2 48-tsop i Pin Configuration Guide
Complete pinout information for M29F160FT55N3E2 (48-tsop i 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 M29F160FT55N3E2.
Refer to the datasheet for full pin configuration.
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
M29F160FT55N3E2 is suitable for 6 applications: Automotive ECU Boot Code Storage, Industrial Embedded Controller Firmware, Telecom Line Card Code Memory, Set-Top Box and Consumer BIOS Storage, Test and Measurement Equipment Firmware, Legacy 5V System Maintenance and Repair.
Automotive ECU Boot Code Storage
The M29F160FT55N3E2 fits automotive ECU boot-code storage because its N3 grade is rated -40 C to +125 C (Automotive Grade 3) and its 55 ns access time allows direct processor fetch from reset vectors without wait states on 5 V buses. In an ECU, the top boot block holds the reset/interrupt vector table and bootloader, protected against accidental erase by the block-protection scheme, while RP# provides instant reset during cranking transients. The embedded program/erase controller enables field firmware updates over CAN or K-Line by writing command sequences on the same 16-bit parallel bus used at runtime. Unlike serial Flash, the parallel interface adds no protocol latency, preserving deterministic boot timing critical for safety-related modules. Designers should budget program/erase endurance for the planned number of OTA or service update cycles per the datasheet block specification.
Recommended
Industrial Embedded Controller Firmware
Industrial PLCs, motor drives, and instrumentation frequently retain 5 V parallel buses for maximum noise immunity, and the M29F160FT55N3E2 aligns directly: single 5 V supply, 55 ns random access, and 16 Mbit capacity for application plus bootloader firmware. The parallel XIP (execute-in-place) interface lets a 16-bit microcontroller run code directly from Flash with zero protocol overhead, and the BYTE# pin allows a shared 8-bit bus for parameter storage and a 16-bit bus for code. The embedded program/erase controller performs byte/word programming and block erase autonomously, so the host CPU only issues command sequences and polls status - no firmware-level algorithm timing needed. The -40 C to +125 C range also covers unconditioned factory-floor cabinets. Decouple VCC locally and sequence RP# after VCC stabilizes to prevent temporary boot-block protection states at power-up.
Recommended
Telecom Line Card Code Memory
Telecom line cards and network backplane controllers traditionally use 5 V parallel NOR Flash for boot code, and the M29F160FT55N3E2 supplies 16 Mbit at 55 ns with byte or word organization selectable via BYTE#. Its 55 ns access time sustains zero-wait-state reads on legacy telecom ASICs and 5 V microprocessors, while the top boot block isolates the bootloader from frequently updated application images. The embedded program/erase controller permits remote field upgrades across the network: the host writes standard command sequences, polls status bits, and verifies completion without external high voltage. Wide -40 C to +125 C operation covers uncoaled outdoor plant cabinets. Designers should verify bus loading, since heavily multiplexed backplanes can extend effective access time; insert wait states if capacitive load exceeds datasheet test conditions. The 48-TSOP I footprint is also shared with Alliance Memory second sources for supply security.
Recommended
Set-Top Box and Consumer BIOS Storage
Legacy set-top boxes, DVD players, and consumer platforms built on 5 V buses used 16 Mbit parallel NOR Flash as BIOS/firmware storage, and the M29F160FT55N3E2 matches that role exactly: 1 M x 16 organization, 55 ns access, and a single 5 V rail shared with the rest of the board. The top boot block holds the boot vector protected from erasure, while remaining blocks store application firmware that the embedded program/erase controller updates during manufacturing or service. Execute-in-place operation from the parallel bus removes the need to shadow code into scarce RAM at boot, shortening startup time. The RoHS-compliant E-suffix package satisfies consumer environmental requirements. For new consumer designs, 3 V serial NOR is generally preferred, but this part remains the correct choice when maintaining or extending existing 5 V platforms.
Recommended
Test and Measurement Equipment Firmware
Bench instruments and data-acquisition systems benefit from the M29F160FT55N3E2's deterministic 55 ns parallel access for firmware storage and its -40 C to +125 C rating for portable field instruments. The 16-bit organization halves the address-cycle count compared with 8-bit Flash when paired with 16-bit DSPs or microcontrollers, and BYTE# mode lets one device serve both a 16-bit code bus and an 8-bit calibration-data bus. In-system calibration constants can be rewritten in the field using the embedded program/erase controller without removing the device, and the RP# pin gives service technicians a guaranteed hardware reset path during firmware recovery. The top boot block keeps the instrument's monitor code immune from accidental erase during calibration-block updates. Layout should keep the 48-TSOP I address/data traces short and length-matched to preserve the 55 ns timing budget across the bus.
Recommended
Legacy 5V System Maintenance and Repair
A primary ongoing use of the M29F160FT55N3E2 is sustaining engineering for installed 5 V parallel systems: avionics spares, military ground equipment, medical service stock, and industrial retrofits where redesign to 3 V serial Flash is not economically justified. Because Micron and Alliance Memory both offer the identical MPN in 48-TSOP I, repair depots can source pin-compatible replacements without PCB modification, and the Spansion MBM29F160TE-55PFTN-E1 provides a further qualified second source. The embedded program/erase controller supports bench programmers and in-circuit update jigs alike, and factory-erased (all-1) shipping state means devices can be programmed immediately upon receipt. When servicing mixed fleets, note that FT (top boot) and FB (bottom boot) variants are electrically identical but not code-compatible - always match boot block location to the original board design.
Recommended
Recommended Products Summary
Engineering reference data for M29F160FT55N3E2 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | M29F160FT55N3F2 | M29F160FB55N3E2 | M29F160FT55N3E2 (Alliance Memory) | MBM29F160TE-55PFTN-E1 |
|---|---|---|---|---|---|
| Package | 48-TSOP I | 48-TSOP I - same | 48-TSOP I - same | 48-TSOP I - same | 48-TSOP I - same |
| Brand | Micron Technology | Micron Technology | Micron Technology | Alliance Memory | Spansion |
| Density | 16 Mbit | 16 Mbit | 16 Mbit | 16 Mbit | 16 Mbit |
| Access Time | 55 ns | 55 ns | 55 ns | 55 ns | 55 ns |
| Supply Voltage | 5 V | 5 V | 5 V | 5 V | 5 V |
| Boot Block Location | Top boot | Top boot | Bottom boot | Top boot | Top boot |
| Operating Temperature | -40C to +125C (Auto Grade 3) | Grade code F2 (per ordering table) | -40C to +125C (Auto Grade 3) | -40C to +125C | [DATA_NEEDED] |
| Bus Organization | 1 M x 16 / 2 M x 8 (BYTE# selectable) | 1 M x 16 / 2 M x 8 | 1 M x 16 / 2 M x 8 | 1 M x 16 | x16 / x8 |
| RoHS Compliance | Compliant (E suffix) | [DATA_NEEDED] | Compliant (E suffix) | [DATA_NEEDED] | [DATA_NEEDED] |
Key Differentiators
- Top boot block architecture for high reset vectors (vs M29F160FB55N3E2)
- Dual-second-source availability (vs MBM29F160TE-55PFTN-E1)
- Automotive Grade 3 temperature rating (vs M29F160FT55N3F2)
Design Notes
Decouple VCC with 0.1 uF ceramic capacitors placed within a few millimeters of the 48-TSOP I supply pins, supplemented by a bulk 10 uF capacitor per device. Program and erase operations draw transient currents on the 5 V rail; inadequate decoupling causes VCC droop that can corrupt programming or reset the internal state machine. Keep the address and data bus traces as short and matched as practical, since the 55 ns access time budget leaves little margin for excessive trace loading or stub reflections on heavily multiplexed buses.
Manage the RP# (Reset/Block Temporary Unprotect) pin carefully at power-up. RP# must be held low until VCC is stable, then driven high, to guarantee a clean boot state; pulling RP# high too early can leave the boot block in a temporary protection state or the device in reset. Confirm the drive source can meet the datasheet RP# rise-time requirement, and avoid leaving RP# floating - tie it to a controlled supervisor output rather than directly to VCC in noisy environments.
Match boot block location to the processor reset vector: FT (top boot) and FB (bottom boot) variants are pin-identical but store the vector table at opposite ends of the array, so swapping them silently breaks boot. Also verify the command-set sequence in your programmer against the specific datasheet revision when mixing Micron/Alliance and Spansion sources, and confirm the E2 versus F2 grade code against your required temperature ceiling before purchasing. Devices ship erased to all 1s, so blank-check is expected to pass on receipt.
Compliance Information
RoHS compliance indicated by the E suffix in the part number per the Micron ordering information. Automotive Grade 3 temperature rating (-40 C to +125 C) is stated in the datasheet ordering decode; formal AEC-Q100 qualification status was not found in the provided data.
