參數(shù)資料
型號: PCA9551
廠商: NXP Semiconductors N.V.
元件分類: LED驅(qū)動器
英文描述: 8-bit I2C LED driver with programmable blink rates
中文描述: 8位I2C LED與可編程閃爍率司機
文件頁數(shù): 3/21頁
文件大?。?/td> 161K
代理商: PCA9551
Philips Semiconductors
Product data sheet
PCA9551
8-bit I
2
C LED driver with programmable blink rates
2004 Oct 01
3
PIN CONFIGURATION — SO, TSSOP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
SW02039
A0
A1
A2
LED0
LED1
LED2
LED3
V
SS
V
DD
SDA
SCL
RESET
LED7
LED6
LED5
LED4
Figure 1. Pin configuration — SO, TSSOP
PIN CONFIGURATION — HVQFN
12
11
10
9
5
6
7
8
1
2
3
4
1
1
1
1
su01667
TOP VIEW
A2
LED0
LED1
LED2
LED3
LED4
V
SS
LED5
RESET
LED6
LED7
SDA
V
DD
A0
A1
SCL
Figure 2. Pin configuration — HVQFN
PIN DESCRIPTION
SO, TSSOP
PIN
NUMBER
HVQFN
PIN
NUMBER
SYMBOL
FUNCTION
1
15
A0
Address input 0
2
16
A1
Address input 1
3
1
A2
Address input 2
4, 5, 6, 7
2, 3, 4, 5
LED0 to LED3
LED drivers 0–3
8
6
V
SS
Supply ground
9, 10, 11, 12
7, 8, 9, 10
LED4 to LED7
LED drivers 4–7
13
11
RESET
Active-LOW reset input
14
12
SCL
Serial clock line
15
13
SDA
Serial data line
16
14
V
DD
Supply voltage
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