Overview
The ADG736BRMZ is a low on-resistance, dual SPDT CMOS analog switch designed for precision signal routing in low-voltage and battery-powered systems. Featuring a low RON of 4.5 Ω (typ, ±5 V), fast switching times of 18 ns (tON) and 10 ns (tOFF), and low leakage currents of 10 nA, the ADG736 offers excellent signal integrity across a wide supply range. Its compact MSOP-10 package and low-power characteristics make it ideal for portable instruments, sensor interfaces, communication systems and data acquisition circuits.
Core Parameters
| Parameter | Specification |
|---|---|
| Configuration | Dual SPDT (2× SPDT) |
| Supply Voltage Range | 1.8 V to 5.5 V (single supply) |
| On-Resistance (RON) | 4.5 Ω typ (±5 V) |
| RON Flatness | 0.3 Ω typ |
| Leakage Current | 10 nA typ |
| Bandwidth | 200 MHz |
| tON / tOFF | 18 ns / 10 ns |
| Crosstalk | –65 dB at 1 MHz |
| Off-Isolation | –61 dB at 1 MHz |
| Package | MSOP-10 |
Features
- Dual SPDT analog switch with low 4.5 Ω typical on-resistance
- Wide operating supply: 1.8 V to 5.5 V
- High bandwidth: 200 MHz supports high-speed signal chains
- Low power consumption suitable for portable systems
- Low leakage currents for precision measurement interfaces
- TTL/CMOS compatible digital control inputs
- Excellent isolation and crosstalk performance
- MSOP-10 compact package for space-constrained PCBs
Typical Application Scenarios
| Application | Reason to Use ADG736BRMZ |
|---|---|
| Portable Measurement Devices | Low RON and leakage enhance signal accuracy |
| Sensor Multiplexing | Dual SPDT configuration simplifies multi-sensor routing |
| Communication Equipment | 200 MHz bandwidth supports fast signal switching |
| Data Acquisition Systems | Low distortion and high isolation preserve signal quality |
| Battery-Powered Products | Low supply voltage and low power operation |
| Test & Measurement Instruments | High-speed switching for dynamic signal paths |
Performance Comparison
| Specification | ADG736BRMZ | Typical SPDT Analog Switch | Older CMOS Switch |
|---|---|---|---|
| RON | 4.5 Ω | 8–20 Ω | >20 Ω |
| Bandwidth | 200 MHz | 50–150 MHz | <30 MHz |
| tON / tOFF | 18 ns / 10 ns | 30–60 ns | >80 ns |
| Leakage | 10 nA | 20–100 nA | >100 nA |
| Supply Range | 1.8–5.5 V | 3–5 V | Fixed 5 V |
Conclusion
The ADG736BRMZ is a compact, low-resistance, high-bandwidth dual SPDT switch ideal for modern low-voltage, precision signal-path applications. Its combination of 4.5 Ω RON, 200 MHz bandwidth, low leakage currents and fast switching provide a dependable solution for portable instruments, sensor-routing networks and communication devices. With excellent isolation and low distortion, the ADG736BRMZ stands out as a high-quality switching component for advanced mixed-signal systems.
Manufacturer Profile
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal and digital signal-processing solutions. Their portfolio includes precision amplifiers, data converters, RF products and switching devices widely used in industrial, communication, medical and instrumentation equipment. ADI components are recognized for reliability, accuracy and long-term stability across demanding applications.
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