ISO7742DBQR vs ISO7761FDBQ Comparison
Detailed side-by-side comparison of ISO7742DBQR by Texas Instruments and ISO7761FDBQ 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
ISO7761FDBQ - 6-Channel Digital Isolator, 100Mbps, 3kVrms | TI
ISO7761FDBQ ✓ ActiveSpecification Comparison
| Parameter | ISO7742DBQR | ISO7761FDBQ |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.10 | $2.69 |
| Number of Channels | 4 | 6 (5 forward / 1 reverse) |
| Channel Configuration | 2 Forward / 2 Reverse (2/2) | — |
| Isolation Rating | 3000 Vrms (UL 1577, DBQ package) | 3000 Vrms (UL 1577) |
| Data Rate | 100 Mbps | — |
| Common-Mode Transient Immunity (CMTI) | 85 kV/µs (minimum) | 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 body width |
| Mounting Type | Surface Mount | Surface Mount |
| Fail-Safe Output | Default High | — |
| MSL Level | 2 (1 year) | 2 (1 year) |
| RoHS Status | Compliant | Compliant |
| UL 1577 Certification | Reinforced Insulation | — |
| IEC ESD (61000-4-2) Contact | ±8 kV | — |
| IEC EFT (61000-4-4) | ±4 kV | — |
| Product Type | — | Digital Isolator |
| Working Voltage | — | 1500 Vpk per VDE 0884-11 (reinforced) |
| Maximum Data Rate | — | 100 Mbps |
| Propagation Delay (Typical) | — | 11 ns |
| Pulse-Width Distortion | — | 4.5 ns max |
| Supply Voltage (Side 1 / Side 2) | — | 2.25 V to 5.5 V |
| Quiescent Current (per channel) | — | [DATA_NEEDED: quiescent current per channel] |
| Operating Temperature | — | -55C to +125C |
| Creepage and Clearance | — | 8 mm |
| Safety Certifications | — | UL 1577, VDE 0884-11, CSA, TUV, CQC |
| Enable Pin | — | Yes (logic-high output when input floating) |