SN74HCS86QPWRQ1 - Quad 2-Input XOR Gate, AEC-Q100 | TI
料号： SN74HCS86QPWRQ1 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $0.42 | $0.42 |
| 10 | $0.38 | $3.80 |
| 100 | $0.29 | $29.00 |
| 500 | $0.24 | $120.00 |
| 1,000 | $0.2 | $200.00 |
| 3,000 | $0.17 | $510.00 |
SN74HCS86QPWRQ1 概述
An XOR gate is a fundamental digital logic primitive in the combinational logic family of gates and inverters: its output is HIGH only when an odd number of inputs is HIGH, making it essential for adders, parity generation and checking, pseudo-random sequence generation, and signal comparison. The SN74HCS86-Q1 belongs to the HCS (HC with Schmitt) CMOS logic family, a modern low-power derivative of the classic 74HC high-speed CMOS series.
The key feature distinguishing this device is its Schmitt-trigger inputs, which tolerate slow or noisy input edges that would cause oscillation in standard CMOS gates. The wide 2 V to 6 V operating range supports legacy 5 V systems as well as 3.3 V and lower-voltage rails. The device offers very low static power consumption typical of CMOS logic, and automotive-grade robustness with HBM ESD Level 2 and CDM ESD classification Level C6 per the TI datasheet (Rev. C).
Because all four XOR gates are independent in a single package, the device consolidates parity trees, phase comparators, and code-comparison functions efficiently on board. Balanced drive capability and standardized TTL/CMOS-compatible thresholds at 5 V ease interfacing with microcontrollers and FPGAs.
Typical applications include automotive body and powertrain modules, gate drivers for isolated communication schemes, parity checkers in serial links, frequency doublers, and XOR-based CRC generation in industrial systems.
Design tip: keep unused inputs tied to VCC or GND (unused XOR gates may have inputs grounded) to prevent floating-node oscillation and excess current draw, and provide local 100 nF decoupling per TI logic application guidance.
直接替换替代料： SN74HCS86QPWRQ1 ——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： SN74HCS86QPWRQ1 （相同外形与封装尺寸） ——差异在于 Input Type, Logic Function, Operating Temperature, Package.
快速对比工具——选择替代料号进行并排对比：
SN74HCS86PWR
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$0.13 / 个
查看数据手册 →SN74HC86PWR
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
CD74HC86M96
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
74HC86D653
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
74HC86D.118
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
SN74HCS86QPWRQ1 最大额定值与电气特性
| Logic Function | XOR (Exclusive OR), 4 independent gates |
| Inputs per Gate | 2 |
| Input Type | Schmitt-Trigger |
| Supply Voltage Range | 2 V to 6 V |
| 工作温度 | -40C to +125C (TA) |
| AEC-Q100 Qualification | Qualified, temperature grade 1 |
| HBM ESD Classification | Level 2 |
| CDM ESD Classification | Level C6 |
| 封装 | 14-TSSOP (PW) |
| 安装类型 | Surface Mount |
| Part Marking | HCS86Q |
| Family | HCS (HC with Schmitt-trigger) |
SN74HCS86QPWRQ1 引脚配置
| 引脚 1 | 1A — Gate 1 input A |
| 引脚 2 | 1B — Gate 1 input B |
| 引脚 3 | 1Y — Gate 1 XOR output |
| 引脚 4 | 2A — Gate 2 input A |
| 引脚 5 | 2B — Gate 2 input B |
| 引脚 6 | 2Y — Gate 2 XOR output |
| 引脚 7 | GND — Ground |
| 引脚 8 | 3Y — Gate 3 XOR output |
| 引脚 9 | 3A — Gate 3 input A |
| 引脚 10 | 3B — Gate 3 input B |
| 引脚 11 | 4Y — Gate 4 XOR output |
| 引脚 12 | 4A — Gate 4 input A |
| 引脚 13 | 4B — Gate 4 input B |
| 引脚 14 | VCC — Supply, 2 V to 6 V |
典型应用
SN74HCS86QPWRQ1 适用于 6 应用s: Automotive Body Electronics, Parity Generation and Checking, Gate Drive Interlock Logic, Frequency Doublers and Phase Comparison, Pseudo-Random Sequence and CRC Generation, Signal Comparison and Address Decoding.
Automotive Body Electronics
The SN74HCS86QPWRQ1 is AEC-Q100 grade-1 qualified for -40C to +125C, making it well suited to body-control modules, lighting logic, and door-zone ECUs. Its Schmitt-trigger inputs reject noise on switch matrix and harness-routed signals, where long wiring picks up transients. Used for command XOR-ing and safety interlock checks, its 2 V to 6 V range tolerates battery-system supply sag, reducing risk of logic errors during crank conditions.
推荐
Parity Generation and Checking
XOR gates are the canonical element for parity trees: cascading four XOR gates checks or generates even parity over serial and parallel buses. The SN74HCS86QPWRQ1 provides four independent gates per package, allowing a 4-to-16-input parity tree with a few ICs. Schmitt-trigger inputs keep the tree stable when data lines arrive with slow or ringing edges, a common condition in industrial cable runs, improving error-detection reliability over plain HC86 alternatives.
推荐
Gate Drive Interlock Logic
In motor drives and power converters, XOR gates combine PWM and enable signals to implement shoot-through interlocks and dead-time validation. The SN74HCS86QPWRQ1 grades-1 temperature rating suits underhood environments, and Schmitt inputs prevent oscillation from the ringing edges common on gate-drive PCBs. At 2 V to 6 V it interfaces directly with 3.3 V or 5 V MCU ports, feeding isolated gate-driver inputs with deterministic, glitch-free logic states.
推荐
Frequency Doublers and Phase Comparison
XOR of a clock with its delayed copy produces a frequency-doubled output; the propagation path is typically an RC or gate delay. The SN74HCS86QPWRQ1 fits this role because Schmitt inputs provide a clean, deterministic threshold, minimizing jitter contribution from slow clock edges. Its low-power CMOS process limits added supply noise, and its -40C to +125C range keeps delay variations within automotive expectations across temperature excursions.
推荐
Pseudo-Random Sequence and CRC Generation
Linear feedback shift registers use XOR taps to generate pseudo-random sequences and CRC checksums in automotive and industrial communication links. The SN74HCS86QPWRQ1 supplies the tap XORs; four gates per package let a compact LFSR fit in one or two devices. Wide 2 V to 6 V operation matches 3.3 V and 5 V logic families, and Schmitt inputs stabilize feedback signals on longer PCB traces, supporting reliable code generation at system level.
推荐
Signal Comparison and Address Decoding
XOR-based comparators detect inequality between two bit vectors: any XOR output HIGH indicates a mismatch, useful in address decoding, jumper-based configuration, and tamper detection. The SN74HCS86QPWRQ1 grade-1 automotive qualification suits ECUs that validate configuration straps. Schmitt-trigger inputs tolerate slow strap voltage settling during power-up from RC networks, ensuring glitch-free comparison results where standard CMOS inputs could oscillate through the threshold region.
推荐
推荐产品汇总
工程参考数据： SN74HCS86QPWRQ1 ——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 | SN74HCS86PWR | SN74HC86PWR | 74HC86D653 |
|---|---|---|---|---|
| Package | 14-TSSOP (PW) | 14-TSSOP (PW) - same | 14-TSSOP (PW) - same | 14-TSSOP (SSOP14) - same |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | NXP Semiconductors |
| Logic Function | Quad 2-input XOR | Quad 2-input XOR | Quad 2-input XOR | Quad 2-input XOR |
| Schmitt-Trigger Inputs | Yes | Yes | No | No |
| Supply Voltage Range | 2 V to 6 V | 2 V to 6 V | 2 V to 6 V | 2 V to 6 V |
| AEC-Q100 Qualified | Yes (grade 1, -40C to +125C) | No | No | No |
关键差异点
- Schmitt-trigger inputs tolerate slow or noisy signals （对比 SN74HC86PWR)
- AEC-Q100 grade-1 automotive qualification （对比 SN74HCS86PWR)
- Robust automotive ESD performance （对比 74HC86D653)
设计说明
Tie all unused inputs to VCC or GND; for unused XOR gates, ground both inputs to hold the output LOW. Floating CMOS Schmitt inputs can still pick up noise and inject switching current into the supply. Never leave any input pin open, even momentarily during bench testing, and avoid routing inputs across switching power traces.
Place a 100 nF ceramic decoupling capacitor within 5 mm of the VCC pin, plus bulk capacitance per board guidance. Keep XOR outputs away from Schmitt inputs to prevent ground-bounce coupling; use a solid ground plane. The TSSOP-14 (PW) thermal pad requirements are minimal since CMOS logic dissipates little static power, but switching at high frequency with heavy loads increases dynamic dissipation.
The Schmitt-trigger inputs tolerate slow edges, but do not intentionally rely on hysteresis for signals with sub-nanosecond ringing near thresholds. For 5 V systems interfacing TTL sources, verify VIH/VOH margins in the datasheet at the applicable VCC; at 3.3 V operation, switching speed derates - confirm timing budget at the design corner temperatures of -40C and +125C.
合规信息
AEC-Q100 qualified at temperature grade 1 (-40C to +125C) per TI datasheet Rev. C. RoHS/REACH status not stated in provided data.
