MAX6961AMH Maxim Integrated Products, MAX6961AMH Datasheet - Page 22

• Manufacturer Part Number: MAX6961AMH
• Description: LED Drivers 4-Wire Serially Inte rfaced 8 x 8 Matrix
• Manufacturer: Maxim Integrated Products

Specifications of MAX6961AMH

• Number Of Segments: 64
• Low Level Output Current: 750000 uA
• High Level Output Current: 48000 uA
• Operating Supply Voltage: 2.7 V to 3.6 V
• Maximum Supply Current: 9000 uA
• Maximum Power Dissipation: 1012 mW
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Package / Case: MQFP
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

4-Wire Serially Interfaced
8 x 8 Matrix Graphic LED Drivers
Figure 12. Multiplex Timing Diagram (Flipped; OSC = 4.194304MHz)
22
DRIVER INTENSITY
ROW/CATHODE
ROW/CATHODE
______________________________________________________________________________________
ROW 0 ANODE
SETTINGS
249/256th
250/256th
251/256th
252/256th
253/256th
254/256th
(MAX ON)
(MIN ON)
(UNLIT)
2/256th
3/256th
4/256th
(LIT)
HIGH-Z
HIGH-Z
122μs TIMESLOT
ROW 0
MINIMUM 1.91μs INTERDIGIT BLANKING INTERVAL
122μs TIMESLOT
ROW 1
122μs TIMESLOT
ROW 2
ONE COMPLETE 0.977ms MULTIPLEX CYCLE AROUND 8 ROWS
ROW 0's 122μs MULTIPLEX TIMESLOT
122μs TIMESLOT
ROW 3
122μs TIMESLOT
ROW 4
122μs TIMESLOT
ROW 5
HIGH-Z
122μs TIMESLOT
HIGH-Z
ROW 6
CURRENT SOURCE ENABLED
HIGH-Z
122μs TIMESLOT
ROW 7
LOW
HIGH-Z
LOW
HIGH-Z
LOW
HIGH-Z
LOW
HIGH-Z
LOW
HIGH-Z
LOW
HIGH-Z
LOW
LOW
LOW
HIGH-Z
HIGH-Z
122μs TIMESLOT
START OF
NEXT CYCLE
ROW 0