Beijing Silk Road Enterprise Management Services Co., Ltd.
| CMTI(kV/us) | 100kV/us |
| Voltage - Supply | 2.5V~5.5V;2.5V~5.5V |
| Propagation Delay(tpd) | 480ns |
| Default Output | High Level |
| Number of Forward Channels | 1 |
| Number of Reverse Channels | 1 |
| Operating Temperature | -40℃~125℃ |
| Description | SOIC-8 Digital Isolators RoHS |
| Mfr. Part # | NIRS21N1-DSPR |
| Package | SOIC-8 |
| Model Number | NIRS21N1-DSPR |
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Product Specification
| CMTI(kV/us) | 100kV/us | Voltage - Supply | 2.5V~5.5V;2.5V~5.5V |
| Propagation Delay(tpd) | 480ns | Default Output | High Level |
| Number of Forward Channels | 1 | Number of Reverse Channels | 1 |
| Operating Temperature | -40℃~125℃ | Description | SOIC-8 Digital Isolators RoHS |
| Mfr. Part # | NIRS21N1-DSPR | Package | SOIC-8 |
| Model Number | NIRS21N1-DSPR |
The NIRS20/NIRS21/NIRS22 series are high reliability dual-channel digital isolators designed to provide robust electrical isolation. These devices are suitable for a wide range of applications requiring signal isolation and protection. Key features include high reliability, dual-channel operation, and compliance with safety regulations.
| Parameter | Symbol | Min | Typ | Max | Unit | Comments |
|---|---|---|---|---|---|---|
| Absolute Maximum Ratings | ||||||
| Power Supply Voltage | VDD1, VDD2 | -0.5 | 6.5 | V | ||
| Maximum Input Voltage | VINA, VINB | -0.4 | VDD+0.41 | V | The maximum voltage must not exceed 6.5V. | |
| Maximum Output Voltage | VOUTA, VOUTB | -0.4 | VDD+0.41 | V | The maximum voltage must not exceed 6.5V. | |
| Maximum Input/Output Pulse Voltage | VINA, VINB, VOUTA, VOUTB | -0.8 | VDD+0.8 | V | Pulse width should be less than 100ns, and the duty cycle should be less than 10% | |
| Output current | Io | -15 | 15 | mA | ||
| Maximum Surge Isolation Voltage | VIOSM | 6.1 | kV | |||
| Operating Temperature | Topr | -40 | 125 | |||
| Junction Temperature | Tj | 150 | ||||
| Storage Temperature | Tstg | -65 | 150 | |||
| Electrostatic discharge (HBM) | 6000 | V | ||||
| Electrostatic discharge (CDM) | 2000 | V | ||||
| Recommended Operating Conditions | ||||||
| Power Supply Voltage | VDD1, VDD2 | 2.5 | 5 | 5.5 | V | |
| Operating Temperature | Topr | -40 | 125 | |||
| High Level Input Voltage | VIH | 2 | V | |||
| Low Level Input Voltage | VIL | 0 | 0.8 | V | ||
| Data rate | DR | 1 | Mbps | |||
| Thermal Characteristics | ||||||
| IC Junction-to-Air Thermal Resistance | JA | 137.7 | C/W | NB-SOIC-8 | ||
| Junction-to-case (top) thermal resistance | JCtop | 54.9 | C/W | |||
| Junction-to-board thermal resistance | JB | 71.7 | C/W | |||
| Electrical Characteristics (VDD1=5V, VDD2=5V, Ta=25) | ||||||
| Power on Reset Voltage | VDDPOR | 2.2 | V | POR threshold as during power-up | ||
| POR threshold Hysteresis | VDD HYS | 0.1 | V | |||
| High Level Input Voltage | VIH | 0.7*VDD | V | |||
| Low Level Input Voltage | VIL | 0 | 0.3*VDD | V | ||
| High Level Output Voltage | VOH | VDD-0.4 | V | IOH 4mA | ||
| Low Level Output Voltage | VOL | 0.4 | V | IOL 4mA | ||
| Output Impedance | Rout | 50 | ohm | |||
| Input Pull high or low Current | Ipull | 8 | 15 | uA | ||
| Start Up Time after POR | trbs | 40 | usec | |||
| Common Mode Transient Immunity | CMTI | 80 | 100 | kV/us | ||
| Electrical Characteristics (VDD1=5V10%, VDD2=5V10%, Ta=-40 to 125) | ||||||
| Supply current (All Input at 0V) | IDD1(Q0) | 1.42 | 2.13 | mA | NIRS21/NIRS22 | |
| Supply current (All Input at 0V) | IDD2(Q0) | 1.42 | 2.13 | mA | NIRS21/NIRS22 | |
| Supply current (All Input at supply) | IDD1(Q1) | 0.88 | 1.32 | mA | NIRS21/NIRS22 | |
| Supply current (All Input at supply) | IDD2(Q1) | 0.88 | 1.32 | mA | NIRS21/NIRS22 | |
| Supply current (All Input with 1Mbps, CL=15pF) | IDD1(1M) | 1.17 | 1.76 | mA | NIRS21/NIRS22 | |
| Supply current (All Input with 1Mbps, CL=15pF) | IDD2(1M) | 1.17 | 1.76 | mA | NIRS21/NIRS22 | |
| Data Rate | DR | 0 | 1 | Mbps | ||
| Minimum Pulse Width | PW | 500.0 | ns | |||
| Propagation Delay (High to Low) | t PLH | 444 | 480 | ns | CL = 15pF | |
| Propagation Delay (Low to High) | t PHL | 438 | 480 | ns | CL = 15pF | |
| Pulse Width Distortion | PWD | 6 | 15.0 | ns | |t PHL t PLH | | |
| Rising Time | tr | 5.0 | ns | CL = 15pF | ||
| Falling Time | tf | 5.0 | ns | CL = 15pF | ||
| Peak Eye Diagram Jitter | tJIT(PK) | 350 | ps | |||
| Channel-to-Channel Delay Skew | tSK(c2c) | 10.0 | ns | |||
| Part-to-Part Delay Skew | tSK(p2p) | 10.0 | ns | |||
| Electrical Characteristics (VDD1=3.3V10%, VDD2=3.3V10%, Ta=-40 to 125) | ||||||
| Supply current (All Input at 0V) | IDD1(Q0) | 1.36 | 2.04 | mA | NIRS21/NIRS22 | |
| Supply current (All Input at 0V) | IDD2(Q0) | 1.36 | 2.04 | mA | NIRS21/NIRS22 | |
| Supply current (All Input at supply) | IDD1(Q1) | 0.81 | 1.22 | mA | NIRS21/NIRS22 | |
| Supply current (All Input at supply) | IDD2(Q1) | 0.81 | 1.22 | mA | NIRS21/NIRS22 | |
| Supply current (All Input with 1Mbps, CL=15pF) | IDD1(1M) | 1.11 | 1.67 | mA | NIRS21/NIRS22 | |
| Supply current (All Input with 1Mbps, CL=15pF) | IDD2(1M) | 1.11 | 1.67 | mA | NIRS21/NIRS22 | |
| Data Rate | DR | 0 | 1 | Mbps | ||
| Minimum Pulse Width | PW | 500.0 | ns | |||
| Propagation Delay (High to Low) | tPLH | 443 | 480 | ns | CL = 15pF | |
| Propagation Delay (Low to High) | tPHL | 437 | 480 | ns | CL = 15pF | |
| Pulse Width Distortion | PWD | 6 | 15.0 | ns | |t PHL t PLH | | |
| Rising Time | tr | 5.0 | ns | CL = 15pF | ||
| Falling Time | tf | 5.0 | ns | CL = 15pF | ||
| Peak Eye Diagram Jitter | tJIT(PK) | 350 | ps | |||
| Channel-to-Channel Delay Skew | tSK(c2c) | 10.0 | ns | |||
| Part-to-Part Delay Skew | tSK(p2p) | 10.0 | ns | |||
| Electrical Characteristics (VDD1=2.5V10%, VDD2=2.5V10%, Ta=-40 to 125) | ||||||
| Supply current (All Input at 0V) | IDD1(Q0) | 1.32 | 1.98 | mA | NIRS21/NIRS22 | |
| Supply current (All Input at 0V) | IDD2(Q0) | 1.32 | 1.98 | mA | NIRS21/NIRS22 | |
| Supply current (All Input at supply) | IDD1(Q1) | 0.78 | 1.17 | mA | NIRS21/NIRS22 | |
| Supply current (All Input at supply) | IDD2(Q1) | 0.78 | 1.17 | mA | NIRS21/NIRS22 | |
| Supply current (All Input with 1Mbps, CL=15pF) | IDD1(1M) | 1.07 | 1.61 | mA | NIRS21/NIRS22 | |
| Supply current (All Input with 1Mbps, CL=15pF) | IDD2(1M) | 1.07 | 1.61 | mA | NIRS21/NIRS22 | |
| Data Rate | DR | 0 | 1 | Mbps | ||
| Minimum Pulse Width | PW | 500.0 | ns | |||
| Propagation Delay (High to Low) | tPLH | 443 | 480 | ns | CL = 15pF | |
| Propagation Delay (Low to High) | tPHL | 437 | 480 | ns | CL = 15pF | |
| Pulse Width Distortion | PWD | 6 | 15.0 | ns | |t PHL t PLH | | |
| Rising Time | tr | 5.0 | ns | CL = 15pF | ||
| Falling Time | tf | 5.0 | ns | CL = 15pF | ||
| Peak Eye Diagram Jitter | tJIT(PK) | 350 | ps | |||
| Channel-to-Channel Delay Skew | tSK(c2c) | 10.0 | ns | |||
| Part-to-Part Delay Skew | tSK(p2p) | 10.0 | ns | |||
| High Voltage Feature Description | ||||||
| Minimum External Air Gap (Clearance) | L(I01) | 4.0 | mm | SOP8 | ||
| Minimum External Tracking (Creepage) | L(I02) | 4.0 | mm | SOP8 | ||
| Minimum internal gap | DTI | 20 | um | |||
| Tracking Resistance (Comparative Tracking Index) | >400 | V | DIN EN 60112 (VDE 0303-11) | |||
| Material Group | IEC 60112 | |||||
| Installation Classification | per DIN VDE 0110 For Rate | |||||
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer
Year Established:
2009
Employee Number:
300~500
Ecer Certification：
Verified Supplier
Beijing Silk Road Enterprise Management Services Co.,Ltd. is a professional company focus on integrated circuit ic business. Beijing Silk Road will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining and manufacture. Foun... Beijing Silk Road Enterprise Management Services Co.,Ltd. is a professional company focus on integrated circuit ic business. Beijing Silk Road will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining and manufacture. Foun...
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