ISO7742DBQR vs ISO7741DBQR Comparison
Detailed side-by-side comparison of ISO7742DBQR by Texas Instruments and ISO7741DBQR 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 | ISO7742DBQR | ISO7741DBQR |
|---|---|---|
| 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 | $1.85 |
| Number of Channels | 4 | 4 |
| Channel Configuration | 2 Forward / 2 Reverse (2/2) | 3 Forward / 1 Reverse |
| Isolation Rating | 3000 Vrms (UL 1577, DBQ package) | 3000 Vrms (per UL 1577) |
| 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-pin SSOP (DBQ), 0.154" body width |
| Mounting Type | Surface Mount | — |
| Fail-Safe Output | Default High | — |
| MSL Level | 2 (1 year) | MSL-2 (260°C, 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 | — | Digital Isolator (Capacitive Coupling) |
| Data Rate (max) | — | 100 Mbps |
| 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) |
| Insulation Type | — | Reinforced (per VDE/CSA/TUV/CQC) |
| RoHS / REACH | — | Compliant |