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Maxim > Solutions > Cellular Handsets

I/O Expanders



DATA SHEETS
Display Title/Parts Key Advantages
QV  PDF I²C Port Expander with 4 Push-Pull Outputs and 4 Inputs
MAX7322

Low Operating Supply Voltage I²C Port Expander with 4 Push-Pull Outputs and 4 Input Ports
QV  PDF I²C Port Expander with 12 Push-Pull Outputs and Four Inputs
MAX7326

Best Suited for Monitoring Transient Changes,
Generating Control Signals, and Driving LEDs
QV  PDF I²C Port Expander with Eight Push-Pull Outputs and Eight Inputs
MAX7324

Low Operating Supply Voltage, I²C Port Expander with 8 Push-Pull and 8 Input Ports
QV  PDF SMBus/I²C Interfaced 9-Port, Level-Translating GPIO and LED Driver with CLA
MAX7302

Low Operating Supply Voltage LED Driver
with Blinking, PWM, Transition Detection, and Level Translation
QV  PDF I²C Port Expander with 8 Push-Pull and 8 Open-Drain I/Os
MAX7325

Low Operating Supply Voltage I²C Port Expander with 8 Push-Pull and 8 Configurable Open-Drain I/Os
QV  PDF SMBus/I²C Interfaced 4-Port, Level-Translating GPIOs and LED Drivers
MAX7306, MAX7307

Low Operating Supply Voltage LED Drivers with Blinking, Transition Detection, and Level Translation in a Very Small Package Ideal for Cellular and Smartphone Applications
QV  PDF 10-Port Constant-Current LED Drivers and I/O Expanders with PWM Intensity Control
MAX6966, MAX6967

QV  PDF 17-Output LED Driver/GPO with Intensity Control and Hot-Insertion Protection
MAX6964

Space-Saving, 17-Output LED Driver with RST-bar, 240-Step PWM Brightness Control, and 2-Phase Blink
QV  PDF 18-Port GPIO with LED Intensity Control, Interrupt, and Hot-Insertion Protection
MAX7314

18-Port GPIO with LED Intensity Control, Interrupt, and Hot-Insertion Protection
QV  PDF 10-Port I/O Expander with LED Intensity Control, Interrupt, and Hot-Insertion Protection
MAX7316

Space-Saving 10-Port and 18-Port I/O Expanders with IRQ-Bar Drive LEDs with Integrated 240-Step PWM Brightness Control and 2-Phase Blink
QV  PDF 8-Port I/O Expander with LED Intensity Control, Interrupt, and Hot-Insertion Protection
MAX7315

QV  PDF 16-Port I/O Expander with LED Intensity Control, Interrupt, and Hot-Insertion Protection
MAX7313

8- and 16-Port I/O Expanders with IRQ and Low Standby Current Ideal for Portable Applications
QV  PDF 2-Wire-Interfaced 16-Bit I/O Port Expander with Interrupt and Hot-Insertion Protection
MAX7312

QV  PDF 9-Output LED Driver with Intensity Control and Hot-Insertion Protection
MAX6965

9-Output LED Driver with Intensity Control and Hot-Insertion Protection has 240-Step Brightness Control and 2-Phase Blink
QV  PDF 2-Wire-Interfaced 16-Bit I/O Port Expander with Interrupt and Hot-Insertion Protection
MAX7311

2-Wire-Interfaced 16-Bit I/O Port Expander with Interrupt and hot-Insertion Protection for SMBus-Compatible and I²C-Compatible Applications
QV  PDF 2-Wire-Interfaced 8-Bit I/O Port Expander with Reset
MAX7310

2-Wire-Interfaced 8-Bit I/O Port Expander with Reset can Sink Up to 30mA per Port for SMBus™-Compatible and I²C-Compatible Applications
QV  PDF 2-Wire-Interfaced, 2.5V to 5.5V, 20-Port or 28-Port LED Display Driver and I/O Expander
MAX6956

QV  PDF 2-Wire-Interfaced, 2.5V to 5.5V, 20-Port or 28-Port I/O Expander
MAX7300

QV  PDF 10-Port, Constant-Current LED Driver and I/O Expander with PWM Intensity Control
MAX6946, MAX6947

Space-Saving, Constant-Current LED Driver with Reset
QV  PDF 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port and 28-Port I/O Expander
MAX7301

QV  PDF 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port and 28-Port LED Display Driver and I/O Expander
MAX6957




Key Specifications:  Display Drivers
Part Number Features LCD or LED Display Type Output Format Display Type Interface Segment Blinking VSUPPLY
(V)
VSUPPLY
(V)
min max
MAX6966  10mA/20mA Constant Current LED 10-Segment Any digit type Common Anode Serial SPI 26Mbit No 2.25 3.6
MAX6967  10mA/20mA Constant Current 10-Segment Serial SPI 26Mbit No 2.25 3.6
MAX6964  Outputs rated at 50mA and 7V 17-Segment Serial 2-Wire 400kbit Yes 2 3.6
MAX6965  Outputs rated at 50mA and 7V 9-Segment Serial 2-Wire 400kbit Yes 2 3.6
MAX6956  I/O Transition Detection 28-Segment Serial 2-Wire 400kbit - 2.5 5.5
MAX6957  I/O Transition Detection 28-Segment Serial SPI 26Mbit - 2.5 5.5
See All Display Drivers (52)

Key Specifications:  I/O Port Expanders
Part Number Features Interface I/O Inputs Outputs Reset Input Interr.Out Over Voltage Protect. Drive Current
(mA)
VSUPPLY
(V)
VSUPPLY
(V)
min max
MAX7324 
16 Slave IDs
Low Standby Current
Port pullups
Transition Detection
Serial - I2C Compatible
Serial 2-Wire 400kbit
- 8 8 Yes Yes 6V 25 1.71 5.5
MAX7322 
16 Slave IDs
Low Standby Current
Open Drain Outputs
Port pullups
Transition Detection
Serial - I2C Compatible
Serial 2-Wire 400kbit
- 4 4 Yes Yes 6V 25 1.71 5.5
MAX7325 
16 Slave IDs
Low Standby Current
Open Drain Outputs
Port pullups
Transition Detection
Serial - I2C Compatible
Serial 2-Wire 400kbit
16 - - Yes Yes 6V 25 1.71 5.5
MAX7326 
16 Slave IDs
Low Standby Current
Open Drain Outputs
Port pullups
Transition Detection
Serial - I2C Compatible
Serial 2-Wire 400kbit
- 4 12 Yes Yes 6V 25 1.71 5.5
MAX7312 
64 Slave IDs
Transition Detection
Serial 2-Wire 400kbit 16 - - - Yes 5.5V 40 2 5.5
MAX7313 
64 Slave IDs
LED Blinking
LED PWM control
Transition Detection
Serial 2-Wire 400kbit 16 - 1 - Yes 5.5V 50 2 3.6
MAX7314 
64 Slave IDs
LED Blinking
LED PWM control
Transition Detection
Serial 2-Wire 400kbit 16 1 1 Yes Yes 5.5V 50 2 3.6
MAX7315 
64 Slave IDs
LED Blinking
LED PWM control
Transition Detection
Serial 2-Wire 400kbit 8 - 1 - Yes 5.5V 50 2 3.6
MAX7316 
64 Slave IDs
LED Blinking
LED PWM control
Transition Detection
Serial 2-Wire 400kbit 8 1 1 Yes Yes 5.5V 50 2 3.6
MAX7311 
64 Slave IDs
Port pullups
Transition Detection
Serial 2-Wire 400kbit 16 - - - Yes 5.5V 40 2 5.5
MAX7310  56 Slave IDs Serial 2-Wire 400kbit 8 - - Yes - 5.5V 20 2.3 5.5
MAX7300 
Direct LED Drive with Blinking
Transition Detection
Serial 2-Wire 400kbit 20 or 28 - - - Yes - 10 2.5 5.5
MAX7301 
Direct LED Drive with Blinking
Transition Detection
Serial SPI 26Mbit 20 or 28 - - - Yes - 10 2.5 5.5
See All I/O Port Expanders (26)

Key Specifications:  White LED Drivers
Part Number Topology LEDs Config. Dimming Control VDROPOUT
(mV)
POUT
(W)
ILED
(mA)
VIN
(V)
VIN
(V)
ICC
(mA)
VOUT
(V)
Package/Pins
max num. of typ max min max max max
MAX7302  Linear Current Regulator 9 Parallel
I2C Serial
PWM
200 0.4 25 1.62 5.5 0.04 5.5
QSOP/16
TQFN/16
See All White LED Drivers (46)



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