参数资料
型号: PCA9551D,118
厂商: NXP Semiconductors
文件页数: 2/26页
文件大小: 0K
描述: IC LED DRIVER BLINKER 16-SOIC
标准包装: 2,500
拓扑: 开路漏极,PWM
输出数: 8
内部驱动器:
类型 - 主要: LED 闪烁器
频率: 400kHz
电源电压: 2.3 V ~ 5.5 V
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.154",3.90mm 宽)
供应商设备封装: 16-SO
包装: 带卷 (TR)
工作温度: -40°C ~ 85°C
配用: 568-4002-ND - DEMO BOARD I2C
其它名称: 935271695118
PCA9551D-T
PCA9551D-T-ND
NXP Semiconductors
PCA9551
8-bit I 2 C-bus LED driver with programmable blink rates
I
I
I
I
I
I
No glitch on power-up
Supports hot insertion
Low standby current
Operating power supply voltage range of 2.3 V to 5.5 V
0 Hz to 400 kHz clock frequency
ESD protection exceeds 2000 V HBM per JESD22-A114, 150 V MM per
JESD22-A115 and 1000 V CDM per JESD22-C101
I Latch-up testing is done to JEDEC Standard JESD78 which exceeds 100 mA
I Packages offered: SO16, TSSOP16, HVQFN16
3. Ordering information
Table 1. Ordering information
T amb = ? 40 ° C to +85 ° C.
Type number
Topside
Package
mark
Name
Description
Version
PCA9551D
PCA9551PW
PCA9551D
PCA9551
SO16
TSSOP16
plastic small outline package; 16 leads; body width 3.9 mm
plastic thin shrink small outline package; 16 leads;
SOT109-1
SOT403-1
body width 4.4 mm
PCA9551BS
9551
HVQFN16
plastic thermal enhanced very thin quad ?at package;
SOT629-1
no leads; 16 terminals; body 4 × 4 × 0.85 mm
4. Block diagram
PCA9551
A0
A1
A2
INPUT
REGISTER
SCL
SDA
INPUT
FILTERS
I 2 C-BUS
CONTROL
LED SELECT (LSn)
REGISTER
0
V DD
RESET
POWER-ON
RESET
PRESCALER 0
PWM0
1
BLINK0
LEDn
REGISTER
REGISTER
OSCILLATOR
PRESCALER 1
REGISTER
PWM1
REGISTER
BLINK1
V SS
002aac504
Only one I/O shown for clarity.
Fig 1.
PCA9551_8
Block diagram of PCA9551
? NXP B.V. 2008. All rights reserved.
Product data sheet
Rev. 08 — 31 July 2008
2 of 26
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