PCA9685 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2015. All rights reserved.
Product data sheet Rev. 4 — 16 April 2015 4 of 52
NXP Semiconductors
PCA9685
16-channel, 12-bit PWM Fm+ I
2
C-bus LED controller
4. Ordering information
[1] PCA9685PW/Q900 is AEC-Q100 compliant. Contact i2c.support@nxp.com for PPAP.
4.1 Ordering options
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
Table 2. Ordering options
Type number Orderable
part number
Package Packing method Minimum
order
quantity
Temperature
PCA9685PW PCA9685PW,118 TSSOP28 REEL 13" Q1/T1
*STANDARD MARK
SMD
2500 T
amb
= 40 C to +85 C
PCA9685PW/Q900 PCA9685PW/Q900,118 TSSOP28 REEL 13" Q1/T1
*STANDARD MARK
SMD
2500 T
amb
= 40 C to +85 C
PCA9685BS PCA9685BS,118 HVQFN28 REEL 13" Q1/T1
*STANDARD MARK
SMD
4000 T
amb
= 40 C to +85 C
PCA9685 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2015. All rights reserved.
Product data sheet Rev. 4 — 16 April 2015 5 of 52
NXP Semiconductors
PCA9685
16-channel, 12-bit PWM Fm+ I
2
C-bus LED controller
5. Block diagram
Remark: Only one LED output shown for clarity.
Fig 1. Block diagram of PCA9685
A0 A1 A2 A3 A4 A5
002aac824
I
2
C-BUS
CONTROL
INPUT FILTER
PCA9685
POWER-ON
RESET
SCL
SDA
V
DD
V
SS
LED
STAT E
SELECT
REGISTER
PWM
REGISTER X
BRIGHTNESS
CONTROL
MUX/
CONTROL
OE
'0' – permanently OFF
'1' – permanently ON
V
DD
LEDn
PRESCALE
25 MHz
OSCILLATOR
CLOCK
SWITCH
EXTCLK
PCA9685 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2015. All rights reserved.
Product data sheet Rev. 4 — 16 April 2015 6 of 52
NXP Semiconductors
PCA9685
16-channel, 12-bit PWM Fm+ I
2
C-bus LED controller
6. Pinning information
6.1 Pinning
6.2 Pin description
Fig 2. Pin configuration for TSSOP28 Fig 3. Pin configuration for HVQFN28
PCA9685PW
PCA9685PW/Q900
A0 V
DD
A1 SDA
A2 SCL
A3 EXTCLK
A4 A5
LED0 OE
LED1 LED15
LED2 LED14
LED3 LED13
LED4 LED12
LED5 LED11
LED6 LED10
LED7 LED9
V
SS
LED8
002aac825
1
2
3
4
5
6
7
8
9
10
11
12
13
14
16
15
18
17
20
19
22
21
24
23
26
25
28
27
002aad236
PCA9685BS
LED11
LED3
LED4
LED12
LED2 LED13
LED1 LED14
LED0 LED15
A4 OE
A3 A5
LED5
LED6
LED7
V
SS
LED8
LED9
LED10
A2
A1
A0
V
DD
SDA
SCL
EXTCLK
Transparent top view
7 15
6 16
5 17
4 18
3 19
2 20
1 21
8
9
10
11
12
13
14
28
27
26
25
24
23
22
terminal 1
index area
Table 3. Pin description
Symbol Pin Type Description
TSSOP28 HVQFN28
A0 1 26 I address input 0
A1 2 27 I address input 1
A2 3 28 I address input 2
A3 4 1 I address input 3
A4 5 2 I address input 4
LED0 6 3 O LED driver 0
LED1 7 4 O LED driver 1
LED2 8 5 O LED driver 2
LED3 9 6 O LED driver 3
LED4 10 7 O LED driver 4
LED5 11 8 O LED driver 5
LED6 12 9 O LED driver 6
LED7 13 10 O LED driver 7
V
SS
14 11
[1]
power supply supply ground
LED8 15 12 O LED driver 8
LED9 16 13 O LED driver 9
LED10 17 14 O LED driver 10
LED11 18 15 O LED driver 11

PCA9685BS,118

Mfr. #:
Manufacturer:
NXP Semiconductors
Description:
LED Display Drivers 16-CH 12-BIT PWM FM+ I2C-BUS LED CTRL
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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