ISO7742DBQR vs ISO7740FQDBQQ1 对比
详细并排对比 ISO7742DBQR 出自 Texas Instruments 和 ISO7740FQDBQQ1 出自 Texas Instruments。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
Texas Instruments
ISO7742DBQR - Quad-Channel Digital Isolator, 100Mbps, 3kVrms | Texas Instruments
ISO7742DBQR ✓ 量产中Texas Instruments
ISO7740FQDBQQ1 - Automotive Quad-Channel Digital Isolator | Texas Instruments
ISO7740FQDBQQ1 ✓ 量产中规格对比
| 参数 | ISO7742DBQR | ISO7740FQDBQQ1 |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Interface ICs | Interface ICs |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $2.10 | $2.69 |
| Number of Channels | 4 | 4 (4 forward / 0 reverse) |
| Channel Configuration | 2 Forward / 2 Reverse (2/2) | — |
| Isolation Rating | 3000 Vrms (UL 1577, DBQ package) | — |
| 数据速率 | 100 Mbps | — |
| Common-Mode Transient Immunity (CMTI) | 85 kV/µs (minimum) | 85 kV/µs (minimum) |
| Propagation Delay (typical) | 11 ns (5V operation) | 10.7 ns |
| Pulse-Width Distortion (max) | 2.5 ns | — |
| Supply Voltage Range (VCC1, VCC2) | 2.25 V to 5.5 V | — |
| Quiescent Current per Channel (typ @ 1 Mbps) | 100 µA | — |
| 工作温度范围 | -55°C to +125°C | -40 °C to +125 °C (AEC-Q100 Grade 1) |
| 封装 | 16-SSOP (DBQ), 0.154" (3.90 mm) wide-body | 16-SSOP (DBQ), 3.90 mm body width |
| 安装类型 | Surface Mount | — |
| Fail-Safe Output | Default High | — |
| MSL 等级 | 2 (1 year) | — |
| RoHS 状态 | Compliant | Compliant |
| UL 1577 Certification | Reinforced Insulation | — |
| IEC ESD (61000-4-2) Contact | ±8 kV | — |
| IEC EFT (61000-4-4) | ±4 kV | — |
| Isolation Type | — | Capacitive (SiO2 barrier) |
| Forward/Reverse Channels | — | 4 / 0 |
| Maximum Data Rate | — | 100 Mbps |
| Isolation Rating (DBQ package) | — | 3000 Vrms (UL 1577) |
| Pulse-Width Distortion | — | <3 ns |
| Supply Voltage Range (each side) | — | 2.25 V to 5.5 V |
| Default Output (F variant) | — | High |
| Quiescent Current per Channel | — | 1.5 mA (typ, 100 Mbps) |
| Creepage / Clearance (DBQ) | — | 8 mm |
| Automotive Qualification | — | AEC-Q100 Grade 1 (Q1 suffix) |
| Insulation Type | — | Reinforced (per VDE/CSA/TUV/CQC) |
| ESD Rating (HBM) | — | ±6000 V (per datasheet) |