Features and benefits
- Wide supply voltage range from 2.3 V to 3.6 V
- 0 V to 5 V switching with VCC = 2.5 V
- 0 V to 5 V switching with VCC = 3.3 V
- 4 Ω (typical) ON resistance
- 3.5 pF (typical) OFF-state capacitance
- High bandwidth 0.5 GHz (maximum)
- Low input/output capacitance minimizes loading and signal distortion
- Fast switching frequency fmax = 20 MHz (maximum)
- Low power consumption ICC = 0.4 mA (typical)
- Control inputs can be driven by TTL or 5 V/3.3 V CMOS outputs
- IOFF supports partial power-down mode operation
- Latch-up performance exceeds 100 mA per JESD78EClassIILevelA
- ESD protection:
- HBM ANSI/ESDA/JEDEC JS-001-2012 Class 2 exceeds 2 kV
- CDM JESD22-C101F exceeds 1000 V
- Specified from -40 °C to +85 °C
Applications
- Communication infrastructure
- Bus isolation
- Memory interleaving
- Sensor multiplexing
Parametrics
Type number | Product status | VCC (V) | VPASS (V) | Logic switching levels | RON (Ω) | No of bits | tpd (ns) | Power dissipation considerations | Tamb (°C) | Rth(j-a) (K/W) | Ψth(j-top) (K/W) | Rth(j-c) (K/W) | Package name |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
74CB3Q3257BQ | Production | 2.3 - 3.6 | Vcc | CMOS/LVTTL | 4 | 4 | 0.2 | very low | -40~85 | 84 | 7.3 | 51.5 | DHVQFN16 |
Package
Type number | Orderable part number, (Ordering code (12NC)) | Status | Marking | Package | Package information | Reflow-/Wave soldering | Packing |
---|---|---|---|---|---|---|---|
74CB3Q3257BQ | 74CB3Q3257BQX ( 9353 394 58115 ) | Active | 3Q3257 | ![]() DHVQFN16 (SOT763-1) | SOT763-1 | Reel 7” Q1/T1 or Q2/T3 |
Quality, reliability & chemical content
Type number | Orderable part number | Chemical content | RoHS / RHF | MSL | MSL leadfree |
---|---|---|---|---|---|
74CB3Q3257BQ | 74CB3Q3257BQX | 74CB3Q3257BQ | ![]() ![]() | 1 | 1 |
Documentation (3)
File name | Title | Type | Date |
---|---|---|---|
74CB3Q3257 | 4-bit 1-of-2 FET multiplexer/demultiplexer with charge pump | Data sheet | 2017-08-23 |
cb3q3257 | IBIS model of 74CB3Q3257 | IBIS model | 2017-08-24 |
Nexperia_document_leaflet_CB3Q_switches_201803 | CB3Q Bus Switches | Leaflet | 2018-04-06 |
Support
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Models
File name | Title | Type | Date |
---|---|---|---|
cb3q3257 | IBIS model of 74CB3Q3257 | IBIS model | 2017-08-24 |
Ordering, pricing & availability
Type number | Orderable part number | Ordering code (12NC) | Packing | Buy online |
---|---|---|---|---|
74CB3Q3257BQ | 74CB3Q3257BQX | 935339458115 | Reel 7” Q1/T1 or Q2/T3 | Order product |
Sample
As a Nexperia customer you can order samples via our sales organization or directly via our Online Sample Store: https://extranet.nexperia.com.
Sample orders normally take 2-4 days for delivery.
If you do not have a direct account with Nexperia our network of global and regional distributors is available and equipped to support you with Nexperia samples.