NXP Semiconductors
PCA9685
16-channel, 12-bit PWM Fm+ I2C-bus LED controller
25 MHz typical internal oscillator requires no external components
External 50 MHz (max.) clock input
Internal power-on reset
Noise filter on SDA/SCL inputs
Edge rate control on outputs
No output glitches on power-up
Supports hot insertion
Low standby current
Operating power supply voltage range of 2.3 V to 5.5 V
5.5 V tolerant inputs
−40 °C to +85 °C operation
ESD protection exceeds 2000 V HBM per JESD22-A114, 200 V MM per
JESD22-A115 and 1000 V CDM per JESD22-C101
Latch-up testing is done to JEDEC Standard JESD78 which exceeds 100 mA
Packages offered: TSSOP28, HVQFN28
3. Applications
RGB or RGBA LED drivers
LED status information
LED displays
LCD backlights
Keypad backlights for cellular phones or handheld devices
4. Ordering information
Table 1. Ordering information
Type number
Topside mark
PCA9685PW
PCA9685PW
PCA9685PW/Q900[1] PCA9685PW
PCA9685BS
P9685
Package
Name
TSSOP28
TSSOP28
HVQFN28
Description
plastic thin shrink small outline package;
28 leads; body width 4.4 mm
plastic thin shrink small outline package;
28 leads; body width 4.4 mm
plastic thermal enhanced very thin quad flat
package; no leads; 28 terminals;
body 6 × 6 × 0.85 mm
[1] PCA9685PW/Q900 is AEC-Q100 compliant. Contact i2c.support@nxp.com for PPAP.
Version
SOT361-1
SOT361-1
SOT788-1
PCA9685
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 3 — 2 September 2010
© NXP B.V. 2010. All rights reserved.
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