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Maxim > Solutions > Telecom Switches (PBX and Central Office)
Relay Driver
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| Display |
Title / Parts |
Key Advantages |
| QV PDF |
+3.3V/+5V, 8-Channel, Relay Drivers with Fast Recovery Time and Power-Save Mode
MAX4822, MAX4823, MAX4824, MAX4825
| Octal Relay Drivers for Non-Latching Relays or Dual-Coil Latching Relays |
| QV PDF |
20-Output, 76V, Serial-Interfaced VFD Tube Drivers
MAX6921, MAX6931
| |
| QV PDF |
+3.3V/+5V, 8-Channel, Cascadable Relay Drivers with Serial/Parallel Interface
MAX4820, MAX4821
| 8-Channel, +3V/+5V, Cascadable Relay Drivers with Serial/Parallel Interface |
| Key Specifications:
Relay Drivers |
| Part Number |
Min. Guaranteed Source Current (mA) @ 2.7V |
Output On-Resistance @ 2.7V (max) (Ω) |
Quiescent Current (max) (µA) |
Features |
Number of Channels |
Interface |
Supply Voltage (V) |
Package |
Smallest Available Package (max w/pins) (mm2) |
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MAX4822
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70
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6
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160
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| • | Integrated Kickback Diodes |
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8
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SPI
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2.3 to 5.5
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TQFN/20
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17
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MAX4823
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70
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6
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160
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| • | Integrated Kickback Diodes |
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8
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SPI
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2.3 to 5.5
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TQFN/20
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17
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MAX4824
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70
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6
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160
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| • | Integrated Kickback Diodes |
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8
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Parallel
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2.3 to 5.5
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TQFN/20
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17
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MAX4825
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70
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6
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160
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| • | Integrated Kickback Diodes |
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8
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Parallel
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2.3 to 5.5
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TQFN/20
TSSOP-EP/20
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17
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MAX4820
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70
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6
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50
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| • | Integrated Kickback Diodes |
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8
|
SPI
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2.3 to 5.5
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TQFN/20
TSSOP-EP/20
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17
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MAX4821
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70
|
6
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50
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| • | Integrated Kickback Diodes |
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8
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Parallel
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2.3 to 5.5
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TQFN/20
TSSOP-EP/20
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17
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| See All Relay Drivers (7) |
| Key Specifications:
VFD Display Drivers |
| Part Number |
Features |
Controller or Driver |
Display Type |
Interface |
Cursor Control |
Blink Control |
Supply Voltage (V) |
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MAX6921
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| • | Outputs may be paralleled |
| • | Push-pull 40mA CMOS outputs |
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Driver
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Any type
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Serial 4-Wire
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No
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No
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8.0 to 76.0
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MAX6931
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| • | Outputs may be paralleled |
| • | Push-pull 40mA CMOS outputs |
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Driver
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Any type
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Serial 4-Wire
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No
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No
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8.0 to 76.0
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| See All VFD Display Drivers (7) |
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