SN74ALS640B-1DW Price & Stock
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Manufacturer

Integrated Circuits (ICs) > Logic - Buffers, Drivers, Receivers, Transceivers
IC BUS TRANSCEIVER DUAL 20SOIC
Documents
Datasheet |
SN74ALS640B-1DW![]() |
Specifications
Series | 74ALS |
Part Status | Active |
Logic Type | Transceiver, Inverting |
Number of Elements | 1 |
Number of Bits per Element | 8 |
Output Type | Push-Pull |
Current - Output High, Low | 15mA, 24mA |
Voltage - Supply | 4.5 V ~ 5.5 V |
Operating Temperature | 0°C ~ 70°C (TA) |
Mounting Type | Surface Mount |
Package / Case | 20-SOIC (0.295", 7.50mm Width) |
Supplier Device Package | 20-SOIC |
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Microchip USA
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | Member of ERAI, GIDEP, & ITAR | ISO 9001, ISO 2001, ISO 14001 & AS9120 Certified ; Bulk | 2959 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | IC TXRX INVERT 5.5V 20SOIC | 784 |
|
Inquiry |

Rochester Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | SN74ALS640B-1 OCTAL BUS TRANSCEIVER 3-STATE | 6950 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Luminary Micro / Texas Instruments | IC TRANSCVR INVERT 5.5V 20SOIC ; 20-SOIC Logic - Buffers, Drivers, Receivers, Transceivers
|
Available |
|
Inquiry |

Heisener Electronics Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | IC BUS TRANSCEIVER DUAL 20SOIC Logic - Buffers, Drivers, Receivers, Transceivers
|
2298 |
|
Buy | |
SN74ALS640B-1DWR | Texas Instruments | IC BUS TRANSCEIVER DUAL 20SOIC Logic - Buffers, Drivers, Receivers, Transceivers
|
2411 |
|
Buy | |
SN74ALS640B-1DWG4 | Texas Instruments | IC BUS TRANSCEIVER DUAL 20SOIC Logic - Buffers, Drivers, Receivers, Transceivers
|
4173 |
|
Buy |

Lingto Electronic Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Rochester Electronics | DC:24+ ; Original New | 28692 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Luminary Micro / Texas Instruments | IC BUS TRANSCEIVER DUAL 20SOIC Logic - Buffers, Drivers, Receivers, Transceivers
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In-Stock |
|
Inquiry |

Fmall Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | IC TXRX INVERT 5.5V 20SOIC | 21020 |
|
Inquiry |

Geefook (Shenzhen) Electronic Co., Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | 35000 |
|
Inquiry |

Mouser
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SN74ALS640B-1DW
sku #: 595-SN74ALS640B-1DW
|
Texas Instruments | Bus Transceivers 3-State Octal Bus Transceivers Bus Transceivers
|
73 In Stock |
|
Buy |

Axis Part Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | New Original,COC,ISO9001 | 8500 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | IC BUS TRANSCEIVER DUAL 20SOIC | 12000 |
|
Inquiry |

Hotenda Technology
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | Transceiver, Inverting 1 Element 8 Bit per Element Push-Pull Output 20-SOIC | 517 |
|
Inquiry |

PNEDA Technology Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | 7124 |
|
Inquiry |

Dechoele Technology
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | 5137 |
|
Inquiry |

Chips Pulse Industry Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SN74ALS640B1DW | TI | Purchase Online. Ship Immediately. SN74ALS640B1DW TO-220-5 | 44 |
|
Buy |

Win Source
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||
---|---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | IC TXRX INVERT 5.5V 20SOIC / Transceiver, Inverting 1 Element 8 Bit per Element 3-State Output 20-SOIC | 6790 |
|
Buy |

Dxway Technology Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DWR | TI | SOIC ; DC:2022 | 10000 |
|
Inquiry | |
SN74ALS640B-1DWG4 | TI | SOIC ; DC:2019 | 15000 |
|
Inquiry | |
SN74ALS640B1DW | TI | DC:2022 | 10000 |
|
Inquiry |

Depu Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | IC TXRX INVERT 5.5V 20SOIC | 1630 |
|
Inquiry |

EA-chip Industry Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | IC TXRX INVERT 5.5V 20SOIC | 8237 |
|
Inquiry |

Shenzhen Yuanxinai e-commerce Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | Transceiver Inverting 1 Element 8 Bit per Element 3-State Output 20-SOIC | 821 |
|
Inquiry |

Ample Chip
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Rochester Electronics | IC TXRX INVERT 5.5V 20SOIC | 49773 |
|
Inquiry |

LIXINC Electronics Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | IC TXRX INVERT 5.5V 20SOIC | 21555 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | IC TXRX INVERT 5.5V 20SOIC | 5260 |
|
Inquiry |

KaiLiYuan Electronic Technology (ShenZhen) Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | IC TXRX INVERT 5.5V 20SOIC ; DC:21+ ; 20-SOIC | 111 |
|
Inquiry | |
SN74ALS640B-1DW | Texas Instruments | IC TXRX INVERT 5.5V 20SOIC ; DC:23+ | 1630 |
|
Inquiry |

He Qing Electronics Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | Transceiver, Inverting 1 Element 8 Bit per Element 3-State Output 20-SOIC ; Tube | 3517 |
|
Inquiry |

DGT Technology (HK) Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Rochester Electronics | IC TXRX INVERT 5.5V 20SOIC | 10000 |
|
Inquiry |

Xinghuan International Trade Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | 46577 |
|
Inquiry |

Shenzhen Dasenic Electronic Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | IC TXRX INVERT 5.5V 20SOIC Integrated Circuits (ICs)>Logic-Buffers, Drivers, Receivers, Transceivers
|
9811 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B1DW | TI | DC:21+ | 7500 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | DC:Active ; - | 310 |
|
Inquiry |

Nexxon, Inc. (USA)
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments (TI) | In Stock |
|
Inquiry | ||
SN74ALS640B-1DW | TI | In Stock |
|
Inquiry | ||
SN74ALS640B-1DW | TI1 | In Stock |
|
Inquiry |

GlobalTek Components
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B1DW | TI | OEM/CM QUOTES ONLY | NO BROKERS | 179 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | IC TRANSCVR INVERT 5.5V 20SOIC | 18020 |
|
Inquiry | |
SN74ALS640B-1DWR | Texas Instruments | IC TRANSCVR INVERT 5.5V 20SOIC | 12542 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | Bus Transceivers 3-State Octal Bus Transceivers | in stock |
|
Inquiry | |
SN74ALS640B-1DW | Texas Instruments | Bus Transceivers 3-State Octal Bus Transceivers | in stock |
|
Inquiry |

Quest Components
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments Inc | BUS TRANSCEIVER, ALS SERIES, 1-FUNC, 8-BIT, INVERTED OUTPUT, TTL, PDSO20 | 52 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | TI | DC:16+ ; SOIC | 10000 |
|
Inquiry | |
SN74ALS640B1DW | TI | DC:00+ | 40 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | SN74ALS640B-1 OCTAL BUS TRANSCEI | 5,587 |
|
Inquiry | |
SN74ALS640B-1DWR | Texas Instruments | IC TRANSCVR INVERT 5.5V 20SOIC | 2,000 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | Bus Transceivers 3-State Octal Bus Transceivers | 93 |
|
Inquiry | |
SN74ALS640B-1DWR | Texas Instruments | Bus Transceivers 3-State Octal Bus Transceivers | 219 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B1DW
sku #: SN74ALS640B1DW
|
TI | 274 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B-1DW | Texas Instruments | IC TRANSCVR INVERT 5.5V 20SOIC | 29776 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74ALS640B1DW | TI | DC:00+ | 30040 |
|
Inquiry |
See Also:
SN74ALS640B-1DWR
SN74ALS645A-1DW
SN74ALS642A-1DW
SN74ALS640B-1DWG4
SN74ALS644A-1DW
SN74ALS640BDW
SN74ALS640B-1N
SN74ALS240A-1DW
SN74ALS648-1DW
SN74ALS646A-1DW
SN74ALS641A-1DW
SN74ALS540-1DW
SN74ALS640B-1N3
SN74ALS541-1DW
SN74ALS747-1DW
SN74ALS654-1DW
SN74ALS641A-1DB
SN74ALS244C-1DW
SN74ALS651A-1DW
SN74ALS640BDWR
SN74ALS640B-1NSR
SN74ALS638A-1DW
SN74ALS245A-1DW
SN74ALS642A-1DWR
SN74ALS640A-1N
SN74ALS645A-1DWR
SN74ALS1645A-1DW
SN74ALS621A-1DW
SN74ALS642A-1DB
SN74ALS640B-1NG4
SN74ALS241C-1DW
SN74ALS645A-1 DW
SN74ALS646A-1DWR
SN74ALS240A-1DWR
SN74ALS641A-1DWR
SN74ALS652A-1DW
SN74ALS541-1DWR
SN74ALS540-1DWG4
SN74ALS646A-1NT
SN74ALS648DW
SN74ALS621A-1DWR
SN74ALS646-1NT
SN74ALS645A-1DWG4
SN74ALS642A-1NS
SN74ALS540-1NS
SN74ALS580BDW
SN74ALS564BDW
SN74ALS241C-1DWR
SN74ALS646ADW
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