PCA9551 Philips Semiconductors, PCA9551 Datasheet - Page 3

• Manufacturer Part Number: PCA9551
• Description: 8-bit I2C LED driver with programmable blink rates
• Manufacturer: Philips Semiconductors

Philips Semiconductors
PIN CONFIGURATION — SO, TSSOP
PIN DESCRIPTION
2004 Oct 01
9, 10, 11, 12
SO, TSSOP
8-bit I
NUMBER
4, 5, 6, 7
PIN
13
14
15
16
1
2
3
8
Figure 1. Pin configuration — SO, TSSOP
2
C LED driver with programmable blink rates
7, 8, 9, 10
NUMBER
LED0
LED1
LED2
LED3
2, 3, 4, 5
HVQFN
V
A0
A1
A2
SS
PIN
15
16
12
13
14
11
1
6
1
2
3
4
5
6
7
8
SW02039
LED0 to LED3
LED4 to LED7
16
15
14
13
12
11
10
9
SYMBOL
RESET
V
SDA
SCL
RESET
LED7
LED6
LED5
LED4
SDA
SCL
V
V
DD
A0
A1
A2
DD
SS
Address input 0
Address input 1
Address input 2
LED drivers 0–3
Supply ground
LED drivers 4–7
Active-LOW reset input
Serial clock line
Serial data line
Supply voltage
3
PIN CONFIGURATION — HVQFN
Figure 2. Pin configuration — HVQFN
LED0
LED1
LED2
A2
1
2
3
4
FUNCTION
LED3
A1
TOP VIEW
V
A0
SS
LED4
V
DD
LED5
SDA
12
10
11
9
SCL
RESET
LED7
LED6
PCA9551
Product data sheet
su01667