MAX6964ATG+ Datasheet MAX6964ATG+, MAX6964AEG+, MAX6964AEG+T | P19-P21

MAX6964

17-Output LED Driver/GPO with

Intensity Control and Hot-Insertion Protection

______________________________________________________________________________________ 19

Table 12. Output Intensity Registers

ADDRESS

CODE

(hex)

D7 D6 D5 D4 D3 D2 D1 D0

MSB LSB

OUTPUTS O1, O0 INTENSITY

R/W

OUTPUT O1 INTENSITY OUTPUT O0 INTENSITY

Write output O1, O0 intensity

Read back output O1, O0 intensity

O1I3 O1I2 O1I1 O1I0 O0I3 O0I2 O0I1

O0I0

Output O1 intensity duty cycle is 1/16

—

0000————

Output O1 intensity duty cycle is 2/16

—

0001————

Output O1 intensity duty cycle is 3/16

—

0010————

—

————————

Output O1 intensity duty cycle is 14/16

—

1101————

Output O1 intensity duty cycle is 15/16

—

1110————

Output O1 intensity duty cycle is 16/16

(static logic level, no PWM)

—

1111————

Output O0 intensity duty cycle is 1/16

—

———— 0 0 0 0

Output O0 intensity duty cycle is 2/16

—

———— 0 0 0 1

Output O0 intensity duty cycle is 3/16

—

———— 0 0 1 0

—

————————

Output O0 intensity duty cycle is 14/16

—

———— 1 1 0 1

Output O0 intensity duty cycle is 15/16

—

———— 1 1 1 0

Output O0 intensity duty cycle is 16/16

(static logic level, no PWM)

—

0X10

———— 1 1 1 1

MSB LSB

OUTPUTS O3, O2 INTENSITY

OUTPUT O3 INTENSITY OUTPUT O2 INTENSITY

Write output O3, O2 intensity

Read back output O3, O2 intensity

0x11

O3I3 O3I2 O3I1 O3I0 O2I3 O2I2 O2I1

O2I0

MSB LSB

OUTPUTS O5, O4 INTENSITY

OUTPUT O5 INTENSITY OUTPUT O4 INTENSITY

Write output O5, O4 intensity

Read back output O5, O4 intensity

0x12

O5I3 O5I2 O5I1 O5I0 O4I3 O4I2 O4I1

O4I0

MSB LSB

OUTPUTS O7, O6 INTENSITY

OUTPUT O7 INTENSITY OUTPUT O6 INTENSITY

Write output O7, O6 intensity

Read back output O7, O6 intensity

0x13

O7I3 O7I2 O7I1 O7I0 O6I3 O6I2 O6I1

O6I0

MAX6964

17-Output LED Driver/GPO with

Intensity Control and Hot-Insertion Protection

20 ______________________________________________________________________________________

Table 12. Output Intensity Registers (continued)

ADDRESS

CODE

(hex)

D7 D6 D5 D4 D3 D2 D1 D0

MSB LSB

OUTPUTS O9, O8 INTENSITY

R/W

OUTPUT O9 INTENSITY OUTPUT O8 INTENSITY

Write output O9, O8 intensity

Read back output O9, O8 intensity

0x14

O9I3 O9I2 O9I1 O9I0 O8I3 O8I2 O8I1

O8I0

MSB LSB

OUTPUTS O11, O10 INTENSITY

OUTPUT O11 INTENSITY OUTPUT O10 INTENSITY

Write output O11, O10 intensity

Read back output O11, O10 intensity

0x15

O11I3 O11I2 O11I1 O11I0 O10I3 O10I2 O10I1

O10I0

MSB LSB

OUTPUTS O13, O12 INTENSITY

OUTPUT O13 INTENSITY OUTPUT O12 INTENSITY

Write output O13, O12 intensity

Read back output O13, O12 intensity

0x16

O13I3 O13I2 O13I1 O13I0 O12I3 O12I2 O12I1

O12I0

MSB LSB

OUTPUTS O15, O14 INTENSITY

OUTPUT O15 INTENSITY OUTPUT O14 INTENSITY

Write output O15, O14 intensity

Read back output O15, O14 intensity

0x17

O15I3 O15I2 O15I1 O15I0 O14I3 O14I2 O14I1

O14I0

OUTPUT O16 INTENSITY See master, 016 register (Table 11).

MAX6964

17-Output LED Driver/GPO with

Intensity Control and Hot-Insertion Protection

______________________________________________________________________________________ 21

V+

SDA

SCL

BLINKO0

ADO

RST

TOP VIEW

O15

O14

O13

O12O4

O11

O10

O8GND

QSOP

MAX6964AEG

O16

Pin Configurations (continued)

Chip Information

TRANSISTOR COUNT: 25,991

PROCESS: BiCMOS

MAX6964

O10

V+

3.3V

SDA

SCL

SDA

I/O

AD0

5V 3.3V

O11

O12

O13

O14

O15

SCL

OUTPUT

RELAY

GND

0.047

RST

BLINK

O16

RELAY

Typical Application Circuit

P1-P3 P4-P6 P7-P9 P10-P12 P13-P15 P16-P18 P19-P21 P22-P23

MAX6964ATG+

Mfr. #:

Buy MAX6964ATG+

Manufacturer:

Maxim Integrated

Description:

LED Display Drivers 17-Output LED Driver/GPO

Lifecycle:

New from this manufacturer.

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MAX6964ATG+

MAX6964ATG+

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