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CAT9532
Table 1. PIN DESCRIPTION
DIP / SOIC / TSSOP
1
2
3
4 ? 11
12
13 ? 20
21
22
23
24
V CC
POWER ON
RESET
RESET
TQFN
22
23
24
1 ? 8
9
10 ? 17
18
19
20
21
A2
A1
A0
Pin Name
A0
A1
A2
LED0 ? LED7
V SS
LED8 ? LED15
RESET
SCL
SDA
V CC
Function
Address Input 0
Address Input 1
Address Input 2
LED Driver Output 0 to 7, I/O Port 0 to 7
Ground
LED Driver Output 8 to 15, I/O Port 8 to 15
Reset Input
Serial Clock
Serial Data
Power Supply
INPUT
REGISTER
SCL
SDA
INPUT
FILTERS
I 2 C BUS
CONTROL
LED SELECT (LSx)
REGISTER
LEDx
V SS
OSCILLATOR
PRESCALER 0
REGISTER
PRESCALER 1
REGISTER
PWM 0
REGISTER
PWM 1
REGISTER
BLINK 0
BLINK 1
CONTROL
LOGIC
Note: Only one I/O is shown for clarity
Table 2. ABSOLUTE MAXIMUM RATINGS
Figure 3. Block Diagram
CAT9532
Parameters
V CC with Respect to Ground
Voltage on Any Pin with Respect to Ground
DC Current on I/Os
Supply Current
Package Power Dissipation Capability (T A = 25 ° C)
Junction Temperature
Storage Temperature
Lead Soldering Temperature (10 seconds)
Operating Ambient Temperature
Ratings
? 2.0 to +7.0
? 0.5 to +5.5
± 25
400
1.0
+150
? 65 to +150
300
? 40 to +85
Units
V
V
mA
mA
W
° C
° C
° C
° C
Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality
should not be assumed, damage may occur and reliability may be affected.
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