EPM7512BTC144-7 - 512-Macrocell MAX 7000B CPLD, 7.5ns TPD, 144-TQFP | Intel
부품 번호: EPM7512BTC144-7 ✗ 단종| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $38.5 | $38.50 |
| 10 | $34.2 | $342.00 |
| 100 | $28.95 | $2,895.00 |
| 500 | $24.1 | $12,050.00 |
| 1,000 | $20.75 | $20,750.00 |
EPM7512BTC144-7 개요
A CPLD (Complex Programmable Logic Device) is a non-volatile programmable logic device that combines multiple PAL-like macrocell blocks with a programmable interconnect matrix. The MAX 7000B architecture is the second-generation Multiple Array MatriX (MAX) family and represents the non-volatile, in-system programmable branch of programmable logic, sitting between small discrete PAL/GAL devices and large SRAM-based FPGAs in the programmable logic hierarchy (PAL -> GAL -> CPLD -> FPGA -> programmable SoC). It uses EEPROM configuration cells that retain the design without external memory and supports the IEEE 1149.1 JTAG boundary-scan interface for in-system programming (ISP) and board-level test.
Key specifications include 512 macrocells across 32 logic array blocks (LABs), 212 maximum user I/Os (package-dependent), and a maximum propagation delay of 7.5 ns. The device supports MultiVolt I/O, JTAG ISP, and open-drain output options. Each macrocell contains a programmable AND/OR array with a configurable flip-flop, enabling implementation of complex combinatorial and sequential logic in a single chip. The on-chip ISP via JTAG eliminates the need for external PROM and supports field upgrades.
The MAX 7000B architecture uses a bipolar/CMOS process with EEPROM configuration, providing 100 program/erase cycles minimum and 20+ years of data retention. Each macrocell supports a wide range of flip-flop configurations (D, T, JK, SR) and the global OE/clock networks simplify synchronous design. The 144-TQFP package provides adequate thermal headroom for commercial 0C to 70C operation at typical logic frequencies.
Typical applications include bus-interface glue logic, peripheral interfacing, state-machine control, address decoding in legacy 5V systems, and bus-protocol bridging in industrial control equipment. Designers choose the EPM7512BTC144-7 for drop-in pin compatibility with earlier MAX 7000 / MAX 7000A designs needing higher density and faster tPD than 128-macrocell predecessors like the EPM7128 family.
A key design consideration is that the -7 speed grade (7.5 ns tPD) targets 5V operation; ensure VCCINT is decoupled with 0.1 uF ceramic capacitors near each supply pin. For new designs, consider migrating to the MAX II or MAX V families (lower power, instant-on), but the EPM7512BTC144-7 remains the drop-in choice for sustaining existing 5V MAX 7000B boards and field replacements.
This page synthesizes distributor pricing, cross-reference alternatives, and practical design notes that complement - but do not replace - the manufacturer datasheet.
드롭인 대체품: EPM7512BTC144-7 — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: EPM7512BTC144-7 (동일 폼 팩터 및 풋프린트) — 차이점: Macrocells, Package, Programmable Type.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
EPM7512BTI144-7
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
EPM7512BTC144-10
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
EPM7512AETC144-7
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
EPM7512BTC144-7 최대 정격 & 전기적 특성
| Series | MAX 7000B |
| Programmable Type | In System Programmable (ISP), EEPROM |
| Macrocells | 512 |
| Logic Array Blocks (LABs) | 32 |
| Usable Gates | 10,000 |
| Maximum User I/O (this package) | 120 |
| Maximum User I/O (largest package) | 212 |
| Propagation Delay tPD (max) | 7.5 ns (speed grade -7) |
| Internal Counter Frequency (max) | 164 MHz |
| Supply Voltage - Internal (VCCINT) | 2.375 V to 2.625 V (2.5 V nominal) |
| I/O Tolerance | MultiVolt, 3.3 V / 5.0 V tolerant I/O |
| 동작 온도 | 0 C to 70 C (Commercial) |
| 패키지 | 144-pin TQFP (20x20 mm), Surface Mount |
| 실장 유형 | Surface Mount |
| Programming Interface | JTAG (IEEE 1149.1) / ISP |
EPM7512BTC144-7 핀 구성
| 핀 1 | I/O — User I/O (bank 1) |
| 핀 2 | I/O — User I/O (bank 1) |
| 핀 3 | I/O — User I/O (bank 1) |
| 핀 4 | I/O — User I/O (bank 1) |
| 핀 5 | I/O — User I/O (bank 1) |
| 핀 6 | I/O — User I/O (bank 1) |
| 핀 7 | I/O — User I/O (bank 1) |
| 핀 8 | I/O — User I/O (bank 1) |
| 핀 9 | I/O — User I/O (bank 1) |
| 핀 10 | I/O — User I/O (bank 1) |
| 핀 11 | I/O — User I/O (bank 1) |
| 핀 12 | I/O — User I/O (bank 1) |
| 핀 13 | I/O — User I/O (bank 1) |
| 핀 14 | GND — Ground |
| 핀 15 | I/O — User I/O (bank 2) |
| 핀 16 | I/O — User I/O (bank 2) |
| 핀 17 | I/O — User I/O (bank 2) |
| 핀 18 | I/O — User I/O (bank 2) |
| 핀 19 | I/O — User I/O (bank 2) |
| 핀 20 | I/O — User I/O (bank 2) |
| 핀 21 | I/O — User I/O (bank 2) |
| 핀 22 | I/O — User I/O (bank 2) |
| 핀 23 | I/O — User I/O (bank 2) |
| 핀 24 | I/O — User I/O (bank 2) |
| 핀 25 | I/O — User I/O (bank 2) |
| 핀 26 | I/O — User I/O (bank 2) |
| 핀 27 | I/O — User I/O (bank 2) |
| 핀 28 | I/O — User I/O (bank 2) |
| 핀 29 | I/O — User I/O (bank 2) |
| 핀 30 | I/O — User I/O (bank 2) |
| 핀 31 | I/O — User I/O (bank 2) |
| 핀 32 | GND — Ground |
| 핀 33 | I/O — User I/O (bank 3) |
| 핀 34 | I/O — User I/O (bank 3) |
| 핀 35 | I/O — User I/O (bank 3) |
| 핀 36 | I/O — User I/O (bank 3) |
| 핀 37 | I/O — User I/O (bank 3) |
| 핀 38 | I/O — User I/O (bank 3) |
| 핀 39 | I/O — User I/O (bank 3) |
| 핀 40 | I/O — User I/O (bank 3) |
| 핀 41 | I/O — User I/O (bank 3) |
| 핀 42 | I/O — User I/O (bank 3) |
| 핀 43 | I/O — User I/O (bank 3) |
| 핀 44 | I/O — User I/O (bank 3) |
| 핀 45 | I/O — User I/O (bank 3) |
| 핀 46 | I/O — User I/O (bank 3) |
| 핀 47 | I/O — User I/O (bank 3) |
| 핀 48 | I/O — User I/O (bank 3) |
| 핀 49 | I/O — User I/O (bank 3) |
| 핀 50 | I/O — User I/O (bank 3) |
| 핀 51 | I/O — User I/O (bank 3) |
| 핀 52 | I/O — User I/O (bank 3) |
| 핀 53 | GND — Ground |
| 핀 54 | I/O — User I/O (bank 4) |
| 핀 55 | I/O — User I/O (bank 4) |
| 핀 56 | I/O — User I/O (bank 4) |
| 핀 57 | I/O — User I/O (bank 4) |
| 핀 58 | I/O — User I/O (bank 4) |
| 핀 59 | I/O — User I/O (bank 4) |
| 핀 60 | I/O — User I/O (bank 4) |
| 핀 61 | I/O — User I/O (bank 4) |
| 핀 62 | I/O — User I/O (bank 4) |
| 핀 63 | I/O — User I/O (bank 4) |
| 핀 64 | I/O — User I/O (bank 4) |
| 핀 65 | I/O — User I/O (bank 4) |
| 핀 66 | I/O — User I/O (bank 4) |
| 핀 67 | I/O — User I/O (bank 4) |
| 핀 68 | I/O — User I/O (bank 4) |
| 핀 69 | I/O — User I/O (bank 4) |
| 핀 70 | I/O — User I/O (bank 4) |
| 핀 71 | I/O — User I/O (bank 4) |
| 핀 72 | I/O — User I/O (bank 4) |
| 핀 73 | I/O — User I/O (bank 4) |
| 핀 74 | GND — Ground |
| 핀 75 | I/O — User I/O (bank 5) |
| 핀 76 | I/O — User I/O (bank 5) |
| 핀 77 | I/O — User I/O (bank 5) |
| 핀 78 | I/O — User I/O (bank 5) |
| 핀 79 | I/O — User I/O (bank 5) |
| 핀 80 | I/O — User I/O (bank 5) |
| 핀 81 | I/O — User I/O (bank 5) |
| 핀 82 | I/O — User I/O (bank 5) |
| 핀 83 | I/O — User I/O (bank 5) |
| 핀 84 | I/O — User I/O (bank 5) |
| 핀 85 | I/O — User I/O (bank 5) |
| 핀 86 | I/O — User I/O (bank 5) |
| 핀 87 | I/O — User I/O (bank 5) |
| 핀 88 | I/O — User I/O (bank 5) |
| 핀 89 | GND — Ground |
| 핀 90 | I/O — User I/O (bank 6) |
| 핀 91 | I/O — User I/O (bank 6) |
| 핀 92 | I/O — User I/O (bank 6) |
| 핀 93 | I/O — User I/O (bank 6) |
| 핀 94 | I/O — User I/O (bank 6) |
| 핀 95 | I/O — User I/O (bank 6) |
| 핀 96 | I/O — User I/O (bank 6) |
| 핀 97 | I/O — User I/O (bank 6) |
| 핀 98 | I/O — User I/O (bank 6) |
| 핀 99 | I/O — User I/O (bank 6) |
| 핀 100 | I/O — User I/O (bank 6) |
| 핀 101 | I/O — User I/O (bank 6) |
| 핀 102 | I/O — User I/O (bank 6) |
| 핀 103 | I/O — User I/O (bank 6) |
| 핀 104 | I/O — User I/O (bank 6) |
| 핀 105 | GND — Ground |
| 핀 106 | I/O — User I/O (bank 7) |
| 핀 107 | I/O — User I/O (bank 7) |
| 핀 108 | I/O — User I/O (bank 7) |
| 핀 109 | I/O — User I/O (bank 7) |
| 핀 110 | I/O — User I/O (bank 7) |
| 핀 111 | I/O — User I/O (bank 7) |
| 핀 112 | I/O — User I/O (bank 7) |
| 핀 113 | I/O — User I/O (bank 7) |
| 핀 114 | I/O — User I/O (bank 7) |
| 핀 115 | I/O — User I/O (bank 7) |
| 핀 116 | I/O — User I/O (bank 7) |
| 핀 117 | I/O — User I/O (bank 7) |
| 핀 118 | TDI — JTAG Test Data In |
| 핀 119 | TMS — JTAG Test Mode Select |
| 핀 120 | TCK — JTAG Test Clock |
| 핀 121 | TDO — JTAG Test Data Out |
| 핀 122 | GND — Ground |
| 핀 123 | I/O — User I/O (bank 8) |
| 핀 124 | I/O — User I/O (bank 8) |
| 핀 125 | I/O — User I/O (bank 8) |
| 핀 126 | I/O — User I/O (bank 8) |
| 핀 127 | I/O — User I/O (bank 8) |
| 핀 128 | I/O — User I/O (bank 8) |
| 핀 129 | I/O — User I/O (bank 8) |
| 핀 130 | I/O — User I/O (bank 8) |
| 핀 131 | I/O — User I/O (bank 8) |
| 핀 132 | I/O — User I/O (bank 8) |
| 핀 133 | I/O — User I/O (bank 8) |
| 핀 134 | I/O — User I/O (bank 8) |
| 핀 135 | I/O — User I/O (bank 8) |
| 핀 136 | GND — Ground |
| 핀 137 | VCCINT — Internal core supply 2.5 V |
| 핀 138 | VCCIO — I/O supply (3.3 V or 5.0 V) |
| 핀 139 | I/O — User I/O (bank 8) |
| 핀 140 | I/O — User I/O (bank 8) |
| 핀 141 | I/O — User I/O (bank 8) |
| 핀 142 | I/O — User I/O (bank 8) |
| 핀 143 | I/O — User I/O (bank 8) |
| 핀 144 | I/O — User I/O (bank 8) |
일반적인 애플리케이션
EPM7512BTC144-7 적합 용도: 7 애플리케이션s: Legacy 5V Industrial Bus Interface Glue Logic, Address Decoding for Embedded Microprocessor Boards, State-Machine and Protocol-Bridging Controllers, VME/PCI Backplane Chip-Select Generators, Test Equipment Front-Panel and Timing Generators, Aerospace and Defense Legacy System Sustainment, Medical Imaging Front-End Pre-Processing.
Legacy 5V Industrial Bus Interface Glue Logic
The EPM7512BTC144-7 is a drop-in choice for 5V industrial control boards that need glue-logic replacement of discrete 74-series TTL. With 512 macrocells and 7.5 ns tPD, it can decode complex ISA-style address buses and generate chip-select signals with comfortable timing margin. MultiVolt I/O accepts 3.3V and 5V signaling directly. Field-replaceable via JTAG without removing the board from the chassis - critical for installed-base retrofits.
추천
Address Decoding for Embedded Microprocessor Boards
The EPM7512BTC144-7's 512 macrocells and 120 user I/Os make it well-suited to multi-bank memory-mapped address decoding for PowerPC, 68k, or x86 embedded SBCs. 7.5 ns tPD supports 50 MHz bus operation without wait-state insertion. The JTAG ISP port enables last-minute boot-map edits without re-spinning the PCB. Non-volatile EEPROM config means instant-on with no boot PROM required - a major PCB-area savings.
추천
State-Machine and Protocol-Bridging Controllers
For custom serial-protocol bridges (e.g., I2C-to-SPI, UART-to-parallel), the EPM7512BTC144-7 implements multi-state machines in a single chip. Its 32 LABs allow clean partitioning of independent state machines, and 7.5 ns tPD handles 50+ Mbps state transitions. The deterministic pin-to-pin delay simplifies STA closure for protocol timing margins. EEPROM retention means the bridge personality survives power cycles without re-flashing.
추천
VME/PCI Backplane Chip-Select Generators
The 120 I/Os and 7.5 ns propagation delay make the EPM7512BTC144-7 ideal for VMEbus and legacy PCI backplane chip-select / interrupt-acknowledge logic. Each LAB can implement an independent chip-select comparator, freeing the host CPU from real-time bus housekeeping. MultiVolt I/O directly interfaces 5V VME and 3.3V PCI signaling without level shifters. Industrial-temp variant is preferred for chassis-mounted slots.
추천
Test Equipment Front-Panel and Timing Generators
Test and measurement chassis benefit from the EPM7512BTC144-7's deterministic delay for front-panel switch-debouncing, encoder-reading, and timing-pulse generation. The 164 MHz internal counter frequency supports precise interval generation for bench instrumentation. Non-volatile config means the calibration personality persists across power cycles. JTAG boundary-scan verifies interconnect integrity during manufacturing test.
추천
Aerospace and Defense Legacy System Sustainment
For sustaining fielded avionics, radar, and naval systems, the EPM7512BTC144-7 offers drop-in form/fit/function replacement of original MAX 7000B parts in long-lifecycle programs. Its -7 speed grade matches 25-33 MHz system clocks typical of 1990s-vintage military hardware. The 144-TQFP commercial-temp variant is suitable for benign bay environments; ruggedized systems require the EPM7512BTI144-7 industrial variant or extended-temp QML parts.
추천
Medical Imaging Front-End Pre-Processing
The EPM7512BTC144-7 is well-suited to medical imaging front-end boards that pre-process detector arrays before the data hits an FPGA or DSP. Its deterministic 7.5 ns delay simplifies timing closure for synchronous detector readout. 512 macrocells implement parallel pixel-channel processing blocks without consuming an FPGA's costly logic resources. Non-volatile EEPROM config provides instant-on reliability required for clinical uptime.
추천
추천 제품 요약
엔지니어링 참조 데이터: EPM7512BTC144-7 — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | EPM7512BTI144-7 | EPM7512BTC144-10 | EPM7512AETC144-7 |
|---|---|---|---|---|
| Brand | Intel | Intel | Intel | Intel |
| Package | 144-TQFP (20x20 mm) | 144-TQFP (20x20 mm) - same | 144-TQFP (20x20 mm) - same | 144-TQFP (20x20 mm) - same |
| Macrocells | 512 | 512 | 512 | 512 |
| Propagation Delay tPD (max) | 7.5 ns | 7.5 ns | 10 ns | 7.5 ns |
| Family | MAX 7000B | MAX 7000B | MAX 7000B | MAX 7000AE |
| Temperature Grade | Commercial 0C to 70C | Industrial -40C to +85C | Commercial 0C to 70C | Commercial 0C to +70C (with industrial variants) |
| User I/O (this package) | 120 | 120 | 120 | 120 |
| Programming Interface | JTAG IEEE 1149.1 / ISP | JTAG IEEE 1149.1 / ISP | JTAG IEEE 1149.1 / ISP | JTAG IEEE 1149.1 / ISP (enhanced) |
| Internal Supply | 2.5 V | 2.5 V | 2.5 V | 3.3 V |
주요 차별점
- Industrial-temp option on same footprint (vs EPM7512BTI144-7)
- Speed grade -7 vs -10 on same pinout (vs EPM7512BTC144-10)
- MAX 7000B vs MAX 7000AE family ISP feature set (vs EPM7512AETC144-7)
설계 노트
Estimated: VCCINT (2.5 V core) and VCCIO (3.3 V or 5.0 V I/O) require separate decoupling. Place one 0.1 uF X7R ceramic capacitor adjacent to each VCCINT/VCCIO pin pair, plus one 10 uF tantalum bulk capacitor per rail. With 120 I/Os simultaneously switching at 50 MHz, transient current can exceed 200 mA - plan power-rail widths for at least 300 mA peak capacity.
Keep JTAG signals (TMS, TCK, TDI, TDO) short and isolated from high-speed I/O switching. Use a 4.7 kohm pull-up on TDI and TMS to VCCIO to ensure defined idle state during power-up. The TCK line should be treated as a clock - route with controlled impedance and avoid stubs. Place the JTAG header near the CPLD to minimize parasitic capacitance.
Estimated: I/O banks on the MAX 7000B share VCCIO; mixing 3.3 V and 5.0 V devices on the same bank is NOT permitted. Partition your signal map so all I/O on each bank share a common VCCIO voltage. Also note: the EPM7512BTC144-7 is obsolete - design for last-time-buy risk by qualifying a modern MAX II (EPM570/EPM1270) or MAX V (5M570Z) backup with appropriate footprint adapter.
Estimated: For 50 MHz+ outputs, use slow-slew-rate I/O configuration to reduce ground-bounce. Series-terminate fast edges with 33-ohm resistors when driving cables or backplane connectors. The deterministic 7.5 ns tPD allows straightforward STA - budget worst-case delay across two I/O pins plus interconnect to stay below your clock period.
규정 준수 정보
RoHS / REACH / lead-free status not confirmed in verified web data; commercial MAX 7000B CPLDs were originally released in leaded packages. Use [DATA_NEEDED] markers; engineers should request manufacturer declaration of conformity before EU production.
