Rainbow Electronics MAX6963 - Manual (Page 31)

MAX6960–MAX6963
4-Wire Serially Interfaced
8 x 8 Matrix Graphic LED Drivers
______________________________________________________________________________________ 31
V
DRIVER
V
DRIVER
Q2
Q3
Q1
V+
OV 0V
0V
G
S
D
R4
47k Ω
R1
R6
820 Ω
R5
820 Ω
R3
1k Ω
R2
ROW1–ROW8
COL1–COL16
ANODE ROW DRIVE
(1 OF 8)
CATHODE COLUMN DRIVE
(1 OF 16)
Figure 16. Current and Voltage Boosting MAX6960–MAX6963
with External Transistors
Chip Information
TRANSISTOR COUNT: 120,579
PROCESS: BiCMOS
MAX6960-MAX6963
CONNECT EXPOSED PAD (TQFN ONLY) TO GND.
TOP VIEW
TQFN
7mm x 7mm
12
13
14
15
16
17
18
19
20
21
22
GND
OSC
CS
DIN
DOUT
CLK
RST
COL1
COL2
COL3
V+
44
43
42
41
40
39
38
37
36
35
34
1 2 3 4 5 6 7 8 9 10 11
GND
RISET1
RISET0
ADDCLK
ADDIN
ADDOUT
V+
COL16
COL15
COL14
V+
GND
ROW8 ROW7 ROW6 ROW5
GND
ROW4 ROW3 ROW2 ROW1
GND
33 32 31 30 29 28 27 26 25 24 23
COL4 COL5 COL6 COL7 COL8 V+ COL9 COL10 COL11 COL12 COL13
Pin Configuration (continued)