MAX7316AEE+T Maxim Integrated Products, MAX7316AEE+T Datasheet - Page 18

• Manufacturer Part Number: MAX7316AEE+T
• Description: IC I/O EXPANDER I2C 16B 16QSOP
• Manufacturer: Maxim Integrated Products

Specifications of MAX7316AEE+T

• Interface: I²C, SMBus
• Number Of I /o: 10
• Interrupt Output: Yes
• Frequency - Clock: 400kHz
• Voltage - Supply: 2 V ~ 3.6 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-QSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

10-Port I/O Expander with LED Intensity
Control, Interrupt, and Hot-Insertion Protection
Figure 16. Individual (or Global) Set to 1/16
Figure 17. Individual (or Global) Set to 15/16
Figure 18. Individual (or Global) Set to 16/16
Table 11. PWM Intensity Settings (Blink Disabled)
18
INTENSITY
GLOBAL)
SETTING
OUTPUT
(OR
0xC
0xD
______________________________________________________________________________________
0x0
0x1
0x2
0x3
0x4
0x5
0x6
0x7
0x8
0x9
0xA
0xB
0xE
0xF
1
OUTPUT BLINK PHASE 0
1
1
LOW TIME
Static low
2
PWM DUTY CYCLE
10/16
11/16
12/16
13/16
14/16
15/16
2
2
REGISTER BIT = 0
1/16
2/16
3/16
4/16
5/16
6/16
7/16
8/16
9/16
3
3
3
4
4
4
MASTER INTENSITY TIMESLOT
MASTER INTENSITY TIMESLOT
5
5
5
HIGH TIME
Static low
6
6
6
15/16
14/16
13/16
12/16
11/16
10/16
9/16
8/16
7/16
6/16
5/16
4/16
3/16
2/16
1/16
7
7
7
8
8
8
9 10 11 12 13 14 15 16
9 10 11 12 13 14 15 16
9 10 11 12 13 14 15 16
OUTPUT BLINK PHASE 0
LED BEHAVIOR WHEN
Highest PWM intensity
(LED on continuously)
Lowest PWM intensity
Full intensity, no PWM
MASTER INTENSITY TIMESLOT CONTROL IS IGNORED
REGISTER BIT = 0
(LED IS ON WHEN
OUTPUT IS LOW)
1
1
1
2
2
2
3
3
3
OUTPUT BLINK PHASE 0
LOW TIME
impedance
Static high
4
4
4
PWM DUTY CYCLE
15/16
14/16
13/16
12/16
11/16
10/16
REGISTER BIT = 1
9/16
8/16
7/16
6/16
5/16
4/16
3/16
2/16
1/16
5
5
5
NEXT MASTER INTENSITY TIMESLOT
NEXT MASTER INTENSITY TIMESLOT
6
6
6
7
7
7
HIGH TIME
8
impedance
8
8
Static high
10/16
11/16
12/16
13/16
14/16
15/16
9 10 11 12 13 14 15 16
1/16
2/16
3/16
4/16
5/16
6/16
7/16
8/16
9/16
9 10 11 12 13 14 15 16
9 10 11 12 13 14 15 16
OUTPUT BLINK PHASE 0
LED BEHAVIOR WHEN
Highest PWM intensity
Lowest PWM intensity
LED off continuously
REGISTER BIT = 1
(LED IS ON WHEN
OUTPUT IS LOW)