ISO7741DBQR vs ISO7742DBQR Comparison
Detailed side-by-side comparison of ISO7741DBQR 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
ISO7742DBQR - Quad-Channel Digital Isolator, 100Mbps, 3kVrms | Texas Instruments
ISO7742DBQR ✓ ActiveSpecification Comparison
| Parameter | ISO7741DBQR | ISO7742DBQR |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.85 | $2.10 |
| Isolation Type | Digital Isolator (Capacitive Coupling) | — |
| Number of Channels | 4 | 4 |
| Channel Configuration | 3 Forward / 1 Reverse | 2 Forward / 2 Reverse (2/2) |
| Data Rate (max) | 100 Mbps | — |
| Isolation Rating | 3000 Vrms (per UL 1577) | 3000 Vrms (UL 1577, DBQ package) |
| CMTI (min) | 85 kV/µs | — |
| Propagation Delay (typ) | 10.7 ns | — |
| Propagation Delay (max) | 16 ns | — |
| Supply Voltage Range | 2.25 V to 5.5 V (both sides) | — |
| Operating Temperature | -55°C to +125°C | — |
| Default Output State | Low (default-high variant: ISO7741F) | — |
| Package | 16-pin SSOP (DBQ), 0.154" body width | 16-SSOP (DBQ), 0.154" (3.90 mm) wide-body |
| Insulation Type | Reinforced (per VDE/CSA/TUV/CQC) | — |
| MSL Level | MSL-2 (260°C, 1 year) | 2 (1 year) |
| RoHS / REACH | Compliant | — |
| 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 |
| Mounting Type | — | Surface Mount |
| 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 |