Data Sheet
PCA9685 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2010. All rights reserved.
Product data sheet Rev. 3 — 2 September 2010 3 of 51
NXP Semiconductors
PCA9685
16-channel, 12-bit PWM Fm+ I
2
C-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
[1] PCA9685PW/Q900 is AEC-Q100 compliant. Contact i2c.support@nxp.com for PPAP.
Table 1. Ordering information
Type number Topside mark Package
Name Description Version
PCA9685PW PCA9685PW TSSOP28 plastic thin shrink small outline package;
28 leads; body width 4.4 mm
SOT361-1
PCA9685PW/Q900
[1]
PCA9685PW TSSOP28 plastic thin shrink small outline package;
28 leads; body width 4.4 mm
SOT361-1
PCA9685BS P9685 HVQFN28 plastic thermal enhanced very thin quad flat
package; no leads; 28 terminals;
body 6 × 6 × 0.85 mm
SOT788-1