Top 104 Hot Imported Chips updated daily
The imported chips everyone is hunting this week — and what HGCHIPS can do about each one. Four availability tiers, updated every day. Send us any part number for a 48-hour sourcing or replacement proposal.
How to read this page: Tier A parts are in our warehouse now. Tier B parts we source overseas against confirmed channel pricing. Tier C parts have HGCHIPS pin-to-pin replacements — independent engineering, no PCB change. Tier D is market reference only: hot parts we don't offer, listed so you can see the full picture and ask us for alternatives.
A. In Stock (4)
Physical stock available now — ships within 48 hours.
| # | Part Number | Maker | Category | Key Spec | Market Signal (2026-10-31) | Src |
|---|---|---|---|---|---|---|
| 1 | LTM4644 | ADI | uModule | 4-14V入/四路4A/0.6-5.5V出/BGA 9×15 | 询问替代最多,交期常年偏紧 | A |
| 2 | MT41K64M16TW-107 | 美光 | DDR3 | 1Gb x16 1866Mbps | 停产转单,渠道惜售 | B |
| 3 | LTM4628 | ADI | uModule | 4.5-14V入/双8A/LGA 15×15 | 双路8A刚需,现货紧张 | B |
| 4 | MT41K128M8DA-107 | 美光 | DDR3 | 1Gb x8 1866Mbps | 工控需求挤压供应 | C |
C. Replacement Available (33)
HGCHIPS pin-to-pin compatible replacement — engineering validation status as noted.
| # | Part Number | Maker | Category | Key Spec | Market Signal (2026-10-31) | Src |
|---|---|---|---|---|---|---|
| 5 | K4A16G165WC-BCRC | 三星 | DDR4 | 16Gb x16 3200Mbps | 16Gb 现货 $82.87 | B |
| 6 | K4A8G165WB-BCRC | 三星 | DDR4 | 8Gb x16 3200Mbps | 合约价三月累涨24% | A |
| 7 | LTM4650 | ADI | uModule | 4.5-16V入/双25A(并至300A)/LGA 16×16 | AI服务器电源需求拉动,交期延长 | A |
| 8 | H5AN16G6NCJR | 海力士 | DDR4 | 16Gb 3200Mbps | DDR4 产线延至2026全年 | A |
| 9 | LTM4700 | ADI | uModule | 4.5-16V入/双50A/PMBus/BGA 15×22 | 大电流旗舰,多家分销现货少 | A |
| 10 | H5AN8G6NCJR | 海力士 | DDR4 | 8Gb 3200Mbps | 原厂库存不足10天 | B |
| 11 | LTM4630 | ADI | uModule | 4.5-15V入/双18A/并联至36A | 老牌热款,交期20周以上 | B |
| 12 | MT40A1G8SA-075 | 美光 | DDR4 | 8Gb x8 2666Mbps | 标准模组交期30-40周 | B |
| 13 | LTM4700A | ADI | uModule | 4.5-16V入/双50A升级版 | 继承LTM4700紧俏度 | B |
| 14 | MT40A2G4SA-062 | 美光 | DDR4 | 8Gb x4 3200Mbps | 模组厂抢料,报价坚挺 | B |
| 15 | LTM4620 | ADI | uModule | 4.5-16V入/双13A或单26A/LGA 15×15 | 停产前迁移型号,客户寻替代多 | A |
| 16 | NT5CC256M16ER-EK | 南亚 | DDR4 | 4Gb x16 2133Mbps | 执行价同比+100% | A |
| 17 | LTM4620A | ADI | uModule | 4.5-16V入/双13A或单26A/LGA·BGA | ADI标量产+推荐迁移,现货偏少 | B |
| 18 | NT5CC128M16IP-DI | 南亚 | DDR4 | 2Gb x16 2133Mbps | DDR3/DDR4 同步紧缺 | B |
| 19 | LTM4601 | ADI | uModule | 4.5-20V入/12A/LGA 15×15 | 经典12A款,分销库存见底 | B |
| 20 | K4B2G1646F-BYMA | 三星 | DDR3 | 2Gb x16 1866Mbps | 现货价同比翻倍 | A |
| 21 | LTM8055 | ADI | uModule | 60V入/2.5A降压/LGA 11.25×15 | 高压输入稀缺料,现货溢价 | B |
| 22 | LTM8074 | ADI | uModule | 60V入/1.2A Silent Switcher | 车规/工业宽压需求,交期长 | B |
| 23 | MT41J128M16JT-125 | 美光 | DDR3 | 2Gb x16 1600Mbps | 交期拉长至40周 | B |
| 24 | LMZ31506 | TI | uModule | 3-14.5V入/6A/Power Module | TI模块迁移客户外溢求替代 | B |
| 25 | H5TQ2G63GFR | 海力士 | DDR3 | 2Gb x8 1866Mbps | 产线转 DDR5 后供给锐减 | B |
| 26 | LTM4637 | ADI | uModule | 4.5-20V入/20A/LGA·BGA 15×15 | 20A主力型号,供货不稳 | B |
| 27 | NT5CB128M16ER | 南亚 | DDR3 | 2Gb x16 1600Mbps | 执行价同比+100% | A |
| 28 | LTM4615 | ADI | uModule | 2.375-5.5V入/双4A+1.5A VLDO三路 | 低压三路输出稀缺 | C |
| 29 | K4E8E304EE-EGCE | 三星 | DDR3 | 1Gb x8 1600Mbps | 现货市场倒挂 | C |
| 30 | LTM4613 | ADI | uModule | 5-36V入/8A/符合EN55022B | 36V宽压款,替代问询增长 | C |
| 31 | K4F8E304HB | 三星 | LPDDR4X | 8Gb 待核实 | 移动端挤占产能 | B |
| 32 | K4FBE3D4HM | 三星 | LPDDR4X | 32Gb 待核实 | 旗舰机备货抢单 | B |
| 33 | MT53D512M32D2 | 美光 | LPDDR4X | 16Gb 待核实 | 现货紧张 | C |
| 34 | MT53E1G32D2 | 美光 | LPDDR4X | 32Gb 待核实 | 大客户锁货 | C |
| 35 | K4A4G165WE-BCRC | 三星 | DDR4 | 4Gb x16 3200Mbps | CXMT 退出 DDR4 加剧紧缺 | A |
| 36 | H5AN4G6NBJR | 海力士 | DDR4 | 4Gb 待核实 | 原厂控产稳价 | B |
| 37 | MT40A512M16LY-062 | 美光 | DDR4 | 8Gb x16 3200Mbps | 服务器/工控双抢 | C |
D. Market Reference (67)
Hot on the market this week. Not offered by HGCHIPS — ask us about sourcing or pin-to-pin alternatives.
| # | Part Number | Maker | Category | Key Spec | Market Signal (2026-10-31) | Src |
|---|---|---|---|---|---|---|
| 38 | STM32F103C8T6 | ST | MCU | Cortex-M3 72MHz 64KB LQFP48 | 现货溢价高 交期拉长 | A |
| 39 | STM32F407VET6 | ST | MCU | Cortex-M4F 168MHz 512KB LQFP100 | 工业长交期经典款 | A |
| 40 | STM32H743VIT6 | ST | MCU | Cortex-M7 480MHz 2MB LQFP100 | 高端工控需求拉动 | B |
| 41 | STM32G030C8T6 | ST | MCU | Cortex-M0+ 64MHz 64KB | G0系列交期持续拉长 | B |
| 42 | STM32F030F4P6 | ST | MCU | Cortex-M0 48MHz 16KB TSSOP20 | 低价入门款紧俏 | B |
| 43 | STM32F103RCT6 | ST | MCU | Cortex-M3 72MHz 256KB LQFP64 | F103系列缺货延续 | B |
| 44 | TMS320F28335 | TI | MCU | C2000 Delfino 150MHz 带FPU | 交期长 工控需求稳增 | A |
| 45 | CC2530F256RHAR | TI | 射频 | 8051 Zigbee SoC 256KB | Zigbee需求 溢价明显 | A |
| 46 | CC2640R2FRHBR | TI | 射频 | Cortex-M3 BLE 5.0 SoC | BLE 5.0 交期拉长 | B |
| 47 | CC2541F256RHAR | TI | 射频 | 8051 BLE 4.0 SoC 256KB | 经典BLE料 现货偏紧 | B |
| 48 | SN65HVD232DR | TI | 驱动 | 3.3V CAN 收发器 | CAN收发器缺口持续 | A |
| 49 | MSP430F149IPMR | TI | MCU | 16位超低功耗 60KB LQFP64 | 老牌工控 缓慢涨价 | C |
| 50 | MCIMX6Y2CVM08AB | NXP | MCU | i.MX6ULL Cortex-A7 800MHz | 跨界MPU 长交期 | A |
| 51 | LPC1768FBD100 | NXP | MCU | ARM7TDMI-S 100MHz 512KB | 经典ARM7 现货偏紧 | B |
| 52 | TJA1050T | NXP | 驱动 | 高速CAN收发器 车规 | 车规CAN 溢价高 | A |
| 53 | LT8640S | ADI | DC-DC | 42V入/6A/Silent Switcher 2 | 车规工控通用,货期拉长 | A |
| 54 | TJA1042T/3 | NXP | 驱动 | 高速CAN收发器 带VIO | 车规CAN 需求拉动 | A |
| 55 | LT8610 | ADI | DC-DC | 42V入/1.5A/Silent Switcher | 老牌42V紧俏料 | B |
| 56 | S32K144HFT0VLLT | NXP | MCU | Cortex-M4F 80MHz 车规 | 车规通用MCU 需求拉动 | B |
| 57 | LT8609S | ADI | DC-DC | 42V入/2A/超低EMI | EMI敏感场合刚需,现货少 | B |
| 58 | TC275TP64F200W | Infineon | MCU | AURIX TriCore 双核200MHz | AURIX 车规缺货 | A |
| 59 | TPS5430 | TI | DC-DC | 5.5-36V入/3A降压/SO-8 | 国产替代最大流量款之一 | A |
| 60 | TC297TP128F300S | Infineon | MCU | AURIX TriCore 三核300MHz | 高端AURIX 紧缺 | B |
| 61 | W29N01GV | 华邦 | SLC NAND | 1Gb 待核实 | 工控/网通需求稳增 | B |
| 62 | TPS54540 | TI | DC-DC | 4.5-42V入/5A/SO PowerPAD | 42V 5A通用款常年紧俏 | A |
| 63 | TLE9251VSJ | Infineon | 驱动 | 高速CAN收发器 车规 | 车规CAN 交期拉长 | A |
| 64 | W29N02GV | 华邦 | SLC NAND | 2Gb 待核实 | 原厂转产大容量 | B |
| 65 | TPS7A4701 | TI | LDO | 36V入/1A/低噪声LDO | 低噪声LDO缺货代表 | B |
| 66 | 1EDI20I12MF | Infineon | 驱动 | 单通道IGBT隔离驱动 | IGBT驱动 需求拉动 | C |
| 67 | MX30LF2G28 | 旺宏 | SLC NAND | 2Gb 待核实 | 利基型产能被挤压 | B |
| 68 | TPS7A4901 | TI | LDO | 36V入/150mA/超低噪声 | 精密模拟电源紧俏 | C |
| 69 | R7FA4M2AD3CFP | Renesas | MCU | RA4M2 Cortex-M33 100MHz | RA系列 交期拉长 | B |
| 70 | TC58BVG0S3H | 铠侠 | SLC NAND | 1Gb 待核实 | 渠道库存偏低 | C |
| 71 | UCC28C40 | TI | DC-DC | PWM控制器/离线反激 | 工控电源通用,交期偏长 | B |
| 72 | R5F100LEA | Renesas | MCU | RL78/G14 32MHz 64KB | RL78 长交期 | B |
| 73 | W25Q128JV | 华邦 | NOR | 128Mbit 待核实 | W25Q 全系紧缺 | B |
| 74 | LM5164 | TI | DC-DC | 6-100V入/1A同步降压 | 100V耐压稀缺料,现货溢价 | B |
| 75 | ATMEGA328P-PU | Microchip | MCU | AVR 8位 20MHz DIP-28 | 现货溢价常态 | A |
| 76 | W25Q64JV | 华邦 | NOR | 64Mbit 待核实 | 渠道涨价传导 | B |
| 77 | MP1584 | MPS | DC-DC | 4.5-28V入/3A/SO-8 | 最大国产替代流量款之一 | A |
| 78 | PIC16F877A-I/P | Microchip | MCU | 8位 20MHz 14KB DIP-40 | 长交期经典款 | B |
| 79 | W25Q256JV | 华邦 | NOR | 256Mbit 待核实 | 现货溢价明显 | C |
| 80 | MP2236 | MPS | DC-DC | 4.5-18V入/3A | 消费电子通用,需求旺盛 | C |
| 81 | MCP2515-I/SO | Microchip | 驱动 | SPI接口CAN控制器 | SPI CAN控制器 热度高 | A |
| 82 | MX25L12835F | 旺宏 | NOR | 128Mbit 待核实 | 国产对标供应紧 | B |
| 83 | MPQ4462 | MPS | DC-DC | 36V入/2A车规 | 车规Buck交期长 | B |
| 84 | MCP2551-I/SN | Microchip | 驱动 | 高速CAN收发器 | NRND切换 溢价 | B |
| 85 | GD25Q128E | 兆易创新 | NOR | 128Mbit 待核实 | 对标 W25Q128JV 紧缺 | B |
| 86 | IRFB3206 | Infineon | MOSFET | 60V/200A/TO-220 | 大电流MOS现货溢价 | B |
| 87 | nRF52832-QFAA-R | Nordic | 射频 | Cortex-M4F BLE SoC | BLE热款 交期拉长 | A |
| 88 | KLMBG4GEAC | 三星 | eMMC | 32GB 待核实 | 工控/IoT 抢料 | B |
| 89 | IPP65R190C6 | Infineon | MOSFET | 650V/11A CoolMOS C6 | CoolMOS高压款供货偏紧 | B |
| 90 | nRF5340-QKAA-R | Nordic | 射频 | 双核Cortex-M33 BLE/15.4 | 双核BLE 紧俏 | B |
| 91 | KLM8G1GEME | 三星 | eMMC | 8GB 待核实 | 低端产能收缩 | B |
| 92 | TLE4271 | Infineon | LDO | 60V入/1A车规LDO | 车规宽压LDO紧缺 | B |
| 93 | ADUM3160BRWZ | ADI | 逻辑 | USB 2.0 数字隔离器 | USB隔离器 缺货 | B |
| 94 | THGBMJG6C1LB | 铠侠 | eMMC | 8GB 待核实 | 渠道报价走高 | C |
| 95 | NCP1117 | onsemi | LDO | 20V入/1A LDO | 通用LDO,缺货常客 | A |
| 96 | ADUM1201ARZ | ADI | 逻辑 | 双通道数字隔离器 | 工控隔离器 缺货 | A |
| 97 | NCP3065 | onsemi | DC-DC | 40V/1.5A降压·LED驱动 | 工控LED驱动缺货 | C |
| 98 | SN74HC595N | TI | 逻辑 | 8位移位寄存器 | 逻辑件 全线偏紧 | B |
| 99 | NCV4275 | onsemi | LDO | 45V入/500mA车规LDO | 车规LDO交期长 | C |
| 100 | UCC21520DW | TI | 驱动 | 双通道隔离栅极驱动 | 隔离栅极驱动 偏紧 | C |
| 101 | L7987 | ST | DC-DC | 61V入/3A异步降压 | 61V耐压稀缺料 | B |
| 102 | ADUM3150BRSZ | ADI | 逻辑 | SPI数字隔离器 多通道 | SPI隔离器 偏紧 | C |
| 103 | VIPer12A | ST | 功率 | 离线PWM开关/8W | 小家电电源通用,长期紧俏 | B |
| 104 | VIPer22A | ST | 功率 | 离线PWM开关/12W | VIPer系列缺货代表 | B |
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