ISO7761DBQ vs ISO7742DBQR Comparison
Detailed side-by-side comparison of ISO7761DBQ by Texas Instruments and ISO7742DBQR 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
ISO7761DBQ - 6-Channel 5/1 Digital Isolator, 3kVrms | Texas Instruments
ISO7761DBQ ✓ ActiveTexas Instruments
ISO7742DBQR - Quad-Channel Digital Isolator, 100Mbps, 3kVrms | Texas Instruments
ISO7742DBQR ✓ ActiveSpecification Comparison
| Parameter | ISO7761DBQ | ISO7742DBQR |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.84 | $2.10 |
| Isolation Type | Digital Isolator (capacitive SiO2) | — |
| Number of Channels | 6 | 4 |
| Channel Configuration | 5 Forward / 1 Reverse | 2 Forward / 2 Reverse (2/2) |
| Isolation Rating (UL 1577) | 3000 Vrms (DBQ package) | — |
| Data Rate (max) | 100 Mbps | — |
| Common-Mode Transient Immunity (CMTI) | 85 kV/us (min) | 85 kV/µs (minimum) |
| Propagation Delay (typ) | 11 ns | — |
| Pulse-Width Distortion (max) | 0.5 ns | 2.5 ns |
| Supply Voltage (each side) | 2.25 V to 5.5 V | — |
| Quiescent Current per Channel (1 Mbps) | 2.5 mA (typ) | — |
| Operating Temperature | -40 C to +125 C | — |
| Package | 16-SSOP (DBQ), 0.154 inch / 3.90 mm body width | 16-SSOP (DBQ), 0.154" (3.90 mm) wide-body |
| Mounting Type | Surface Mount | Surface Mount |
| Safety Approvals | UL 1577, VDE, CSA, TUV, CQC | — |
| EMC Coverage | IEC 61000-4-2 ESD, IEC 61000-4-4 EFT | — |
| MSL Level | 2 | 2 (1 year) |
| Isolation Rating | — | 3000 Vrms (UL 1577, DBQ package) |
| Data Rate | — | 100 Mbps |
| Propagation Delay (typical) | — | 11 ns (5V operation) |
| 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 |
| Fail-Safe Output | — | Default High |
| RoHS Status | — | Compliant |
| UL 1577 Certification | — | Reinforced Insulation |
| IEC ESD (61000-4-2) Contact | — | ±8 kV |
| IEC EFT (61000-4-4) | — | ±4 kV |