ISO7742DBQR vs ISO7742FDBQR Comparison
Detailed side-by-side comparison of ISO7742DBQR by Texas Instruments and ISO7742FDBQR by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Texas Instruments
ISO7742DBQR - Quad-Channel Digital Isolator, 100Mbps, 3kVrms | Texas Instruments
ISO7742DBQR ✓ ActiveTexas Instruments
ISO7742FDBQR - 100Mbps 4-Ch Reinforced Digital Isolator | TI
ISO7742FDBQR ✓ ActiveSpecification Comparison
| Parameter | ISO7742DBQR | ISO7742FDBQR |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Interface ICs | Digital Isolators |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.10 | $2.35 |
| Number of Channels | 4 | 4 (2 forward / 2 reverse) |
| Channel Configuration | 2 Forward / 2 Reverse (2/2) | — |
| Isolation Rating | 3000 Vrms (UL 1577, DBQ package) | 3000 Vrms |
| Data Rate | 100 Mbps | — |
| Common-Mode Transient Immunity (CMTI) | 85 kV/µs (minimum) | — |
| Propagation Delay (typical) | 11 ns (5V operation) | — |
| 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 | — |
| Operating Temperature Range | -55°C to +125°C | — |
| Package | 16-SSOP (DBQ), 0.154" (3.90 mm) wide-body | 16-SSOP (DBQ), 3.90 mm width |
| Mounting Type | Surface Mount | Surface Mount |
| Fail-Safe Output | Default High | Default low (F suffix) |
| MSL Level | 2 (1 year) | — |
| RoHS Status | Compliant | — |
| UL 1577 Certification | Reinforced Insulation | — |
| IEC ESD (61000-4-2) Contact | ±8 kV | — |
| IEC EFT (61000-4-4) | ±4 kV | — |
| Isolation Type | — | Reinforced (robust-EMC) |
| Max Data Rate | — | 100 Mbps |
| CMTI | — | 85 kV/us minimum |
| Supply Voltage Range (VCCI) | — | 2.25 V to 5.5 V |
| Supply Voltage Range (VDD) | — | 2.25 V to 5.5 V |
| Operating Temperature | — | -55C to +125C |
| Isolation Technology | — | Capacitive (oxide barrier) |
| Barrier Lifetime | — | > 30 years at rated working voltage |
| Integrated Isolated Power | — | No |
| Rating | — | Catalog |
| Series | — | ISO774x |