EPM1270T144C5N - MAX II CPLD, 980 LEs, 212 I/O, TQFP-144 | Intel/Altera
料号： EPM1270T144C5N ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $38.83 | $38.83 |
| 10 | $34.95 | $349.50 |
| 100 | $28.4 | $2,840.00 |
| 500 | $23.1 | $11,550.00 |
| 1,000 | $19.75 | $19,750.00 |
EPM1270T144C5N 概述
A CPLD (Complex Programmable Logic Device) is a non-volatile programmable logic device that sits between discrete glue logic and FPGAs in the programmable logic taxonomy. It uses a classic AND/OR PLA architecture with non-volatile flash cells, which means the configuration is retained across power cycles and the device begins operation within microseconds of power-up. The MAX II family specifically replaced Altera's legacy MAX 3000/7000 series by integrating flash configuration into the core, eliminating the need for an external configuration memory device and reducing total board cost and complexity.
Key specifications include a maximum internal operating frequency of approximately 201.1 MHz, propagation delay (tPD) of 6.2 ns, a global clock network with up to 4 clocks per device, and supply voltage support for both 2.5 V and 3.3 V core/IO rails. The TQFP-144 package provides ample I/O for high-pin-count glue-logic applications, while JTAG (IEEE 1149.1) and in-system programmability via Altera/Quartus support simplified board-level bring-up and field upgrades.
Typical applications include I/O expansion and bus bridging for microcontrollers, address decoding and glue logic in industrial control systems, power-sequencing and reset distribution, and LED-driving or display interface multiplexing. Because the configuration is non-volatile, the device operates without code shadowing or bootloader delay, making it well suited to deterministic boot-time applications. When designing with this part, account for I/O bank supply grouping (VCCIO banks) and ensure the Quartus II fitter report is reviewed to confirm pin assignment and timing closure before board sign-off.
直接替换替代料： EPM1270T144C5N ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： EPM1270T144C5N （相同外形与封装尺寸） ——差异在于 Package, Configuration Memory, Operating Temperature, Programming Interface, Process Technology.
快速对比工具——选择替代料号进行并排对比：
EPM1270T144C4N
✅ 直接替换✓ 有现货
$10.45 / 个
查看数据手册 →EPM1270T144C3N
✅ 直接替换✓ 有现货
$12.75 / 个
查看数据手册 →EPM1270T144A5N
✅ 直接替换✓ 有现货
$32.94 / 个
查看数据手册 →EPM1270T144I5N
✅ 直接替换✓ 有现货
$23.4 / 个
查看数据手册 →EPM1270T144C5N 最大额定值与电气特性
| Family | MAX II |
| Device Type | CPLD (Complex Programmable Logic Device) |
| Macro Cells | 980 |
| Logic Elements (LEs) | 1270 |
| Maximum User I/Os | 212 |
| Number of Logic Array Blocks (LABs) | 127 |
| Process Technology | 0.18 µm |
| Propagation Delay (tPD) | 6.2 ns |
| Maximum Internal Frequency | 201.1 MHz |
| Supply Voltage (Core) | 2.5 V / 3.3 V |
| Supply Voltage (VCCIO) | 1.5 V / 1.8 V / 2.5 V / 3.3 V |
| 封装 | TQFP-144 (T144), 22 x 22 mm, 0.5 mm pitch |
| 工作温度 | 0 °C to +85 °C (Commercial) |
| Speed Grade | -5 |
| Programming Interface | JTAG (IEEE 1149.1), In-System Programmable |
| Configuration Memory | Internal flash (non-volatile, instant-on) |
| RoHS 状态 | Compliant (lead-free) |
| 无卤 | Compliant |
| 安装类型 | Surface Mount |
EPM1270T144C5N tqfp-144 (t144), 22 x 22 mm, 0.5 mm pitch 引脚配置指南
EPM1270T144C5N（tqfp-144 (t144), 22 x 22 mm, 0.5 mm pitch 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： EPM1270T144C5N.
请参阅 数据手册 以查看完整引脚配置。
典型应用
EPM1270T144C5N 适用于 6 应用s: Microcontroller I/O Expansion and Bus Bridging, Address Decoding and Glue Logic in Industrial Control, Power Sequencing and Reset Distribution, LED Display Multiplexing and Sign Control, Communication Protocol Bridging (SPI/I2C/UART to Parallel), Automotive Body Electronics (with -I or -A grade).
Microcontroller I/O Expansion and Bus Bridging
The EPM1270T144C5N's 212 user I/Os and instant-on flash configuration make it an ideal I/O expander for microcontrollers with limited pin counts. With 980 macro cells and 6.2 ns tPD, the device can map parallel buses, add PWM channels, or bridge between 3.3 V MCU peripherals and 1.8 V sensors in industrial control designs. Its non-volatile configuration means the system boots into a known I/O state within microseconds of power-up, eliminating bootloader delay. Pair with an STM32F4 or similar MCU where pin count is the gating constraint.
推荐
Address Decoding and Glue Logic in Industrial Control
The MAX II architecture excels at deterministic address decoding for memory-mapped peripherals in PLCs and industrial controllers. The EPM1270T144C5N offers 980 macro cells and 4 global clocks, more than sufficient for decoding 24-bit or 32-bit address spaces with sub-7 ns propagation delay. Its commercial 0-85 °C range suits factory-floor enclosures, and the 2.5/3.3 V core voltage supports legacy 5 V-tolerant interfaces when paired with external level shifters.
推荐
Power Sequencing and Reset Distribution
The EPM1270T144C5N's instant-on capability and 212 I/Os make it well suited to power-rail sequencing in multi-rail systems. Each of its 212 outputs can drive a MOSFET gate or enable line, and the deterministic 6.2 ns propagation delay enables precise timing of supply ramp-up. The non-volatile flash configuration means no boot PROM or bootloader is required, a critical advantage over FPGAs in safety-critical or reset-distribution roles where deterministic startup matters.
推荐
LED Display Multiplexing and Sign Control
The EPM1270T144C5N's 212 I/Os can directly drive multiplexed LED matrices, scrolling signs, or RGB panels without external driver chips. With 980 macro cells the device can implement PWM dimming, gamma correction, and pattern storage in a single chip. Its 201.1 MHz max frequency comfortably supports multiplex refresh rates above 1 kHz, eliminating visible flicker. Pair with high-current line drivers such as ULN2803 for higher-current displays.
推荐
Communication Protocol Bridging (SPI/I2C/UART to Parallel)
The EPM1270T144C5N can implement custom protocol converters between serial interfaces and parallel buses, useful for legacy peripherals lacking modern serial controllers. With 980 LEs the device can handle full-duplex UART, SPI master/slave, and I2C controllers in a single chip, while exposing the decoded data as a parallel register file. The 2.5/3.3 V I/O banks allow direct connection to both legacy 3.3 V and modern 1.8 V SoCs without level shifters.
推荐
Automotive Body Electronics (with -I or -A grade)
The EPM1270 family includes industrial (EPM1270T144I5N) and automotive (EPM1270T144A5N) temperature grades in the same TQFP-144 footprint, enabling drop-in migration from commercial to AEC-Q100 environments. The base C5N commercial grade suits non-automotive body-electronics prototypes and pre-production designs where the industrial variant is reserved for production deployment. 212 I/Os comfortably handle body-control modules with LIN/CAN fan-out.
推荐
推荐产品汇总
工程参考数据： EPM1270T144C5N ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | EPM1270T144C4N | EPM1270T144C3N | EPM1270T144A5N | EPM1270T144I5N |
|---|---|---|---|---|---|
| Brand | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) |
| Package | TQFP-144 | TQFP-144 - same | TQFP-144 - same | TQFP-144 - same | TQFP-144 - same |
| Speed Grade | -5 | -4 (slower) | -3 (faster) | -5 (same) | -5 (same) |
| Macro Cells | 980 | 980 (same) | 980 (same) | 980 (same) | 980 (same) |
| Maximum User I/Os | 212 | 212 (same) | 212 (same) | 212 (same) | 212 (same) |
| Operating Temperature | 0 °C to +85 °C (Commercial) | 0 °C to +85 °C (Commercial) | 0 °C to +85 °C (Commercial) | -40 °C to +125 °C (Automotive) | -40 °C to +100 °C (Industrial) |
| Core Voltage | 2.5 V / 3.3 V | 2.5 V / 3.3 V (same) | 2.5 V / 3.3 V (same) | 2.5 V / 3.3 V (same) | 2.5 V / 3.3 V (same) |
| AEC-Q100 Qualified | No | No | No | Yes | No |
关键差异点
- Instant-on non-volatile configuration without external boot PROM （对比 Small FPGAs (e.g., Cyclone IV))
- 212 user I/Os in TQFP-144 - among the highest density in MAX II family （对比 EPM240T100 (smaller MAX II device))
- Multiple VCCIO bank voltages (1.5/1.8/2.5/3.3 V) for mixed-voltage bridging （对比 Single-voltage 5 V CPLDs (legacy MAX 7000))
设计说明
The TQFP-144 package has 0.5 mm pitch leads which require careful PCB design: use 4-mil (0.1 mm) traces between pads with 8-mil (0.2 mm) space, escape the inner leads with via-in-pad or dog-bone fan-out, and maintain a continuous ground plane beneath the device. Add 4 to 8 decoupling capacitors (100 nF X7R) clustered around each VCCIO bank to suppress switching transients. Estimate: trace width of 0.1 mm at 1 oz copper handles ~500 mA continuous current comfortably for low-speed glue logic.
Power the EPM1270T144C5N core from a stable 2.5 V or 3.3 V LDO with at least 200 mA headroom; during ISP programming the inrush current can briefly exceed the steady-state 50 mA typical ICC. Place a 10 µF bulk capacitor and a 100 nF decoupling cap within 5 mm of each VCC pin. The VCCIO banks should be powered before or simultaneously with VCCINT to avoid I/O latch-up, per the manufacturer datasheet power-up sequencing section.
Do not assume that 100% of the 212 user I/Os are simultaneously available - the exact count depends on the I/O standard mix and pin assignments the Quartus fitter produces. Always check the fitter report before sign-off. Also, JTAG chain conflicts are common when sharing the TCK/TMS lines with other devices; add series 100 Ω resistors on the JTAG lines to dampen reflections. The flash programming cycles are rated at 100+ endurance cycles, so avoid unnecessary ISP reprogramming during bring-up.
合规信息
RoHS compliant per distributor listings. Halogen-free per GlobalSpec datasheet cross-reference. The base EPM1270T144C5N is NOT AEC-Q100 qualified; choose the EPM1270T144A5N variant for automotive applications. Country of Origin is Malaysia/Philippines per distributor data.
