PCA9922PW,112 NXP Semiconductors, PCA9922PW,112 Datasheet - Page 15

• Manufacturer Part Number: PCA9922PW,112
• Description: IC LED DRIVER 8-CH 16-TSSOP
• Manufacturer: NXP Semiconductors
• Type: Linear (Serial Interface)r

Specifications of PCA9922PW,112

• Constant Current: Yes
• Number Of Outputs: 8
• Internal Driver: Yes
• Type - Primary: General Purpose
• Type - Secondary: Color
• Frequency: 25MHz
• Voltage - Supply: 3.3 V ~ 5.5 V
• Voltage - Output: 5.5V
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 60mA
• Internal Switch(s): Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Efficiency: -
• Topology: -
• Lead Free Status / Rohs Status: Details
• Other names: 935285711112

NXP Semiconductors
13. Dynamic characteristics
Table 10.
[1]
PCA9922
Product data sheet
Symbol
t
t
t
t
f
δ
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
w(LE)
w(OE)
su(SDI)
h(SDI)
CLK
w(CLKH)
w(CLKL)
PD(CLK-SDO)
su(LE)
su(OE)
h(LE)
h(OE)
PD(OE-LEDH)
PD(OE-LEDL)
PD(LEH-LEDH)
PD(LEH-LEDL)
PD(CLKH-LEDH)
PD(CLKH-LEDL)
r
f
Applies to normal device operation. This pulse width does not apply to active HIGH times for executing error detect sequences.
Dynamic characteristics
Parameter
LE pulse width
OE pulse width
SDI set-up time
SDI hold time
frequency on pin CLK
clock duty cycle
CLK HIGH pulse width
CLK LOW pulse width
propagation delay
from CLK to SDO
LE set-up time
OE set-up time
LE hold time
OE hold time
propagation delay
from OE to LED HIGH
propagation delay
from OE to LED LOW
propagation delay
from LE HIGH to LED HIGH
propagation delay
from LE HIGH to LED LOW
propagation delay
from CLK HIGH to LED HIGH
propagation delay
from CLK HIGH to LED LOW
rise time
fall time
All information provided in this document is subject to legal disclaimers.
8-channel constant current LED driver with output error detection
Conditions
V
from SDI to CLK
from CLK to SDI
from LE to CLK
from OE to CLK
from CLK to LE
from CLK to OE
pins LED0 to LED7; V
C
I
pins LED0 to LED7; V
C
I
pins LED0 to LED7; V
C
I
OE = logic 0
pins LED0 to LED7; V
C
I
OE = logic 0
pins LED0 to LED7; V
C
I
OE = logic 0; LE = logic 1
pins LED0 to LED7; V
C
I
OE = logic 0; LE = logic 1
pins LED0 to LED7; V
C
I
pins LED0 to LED7; V
C
I
OE = logic 0
O
O
O
O
O
O
O
O
DD
L
L
L
L
L
L
L
L
= 20.7 mA; R
= 20.7 mA; R
= 20.7 mA; R
= 20.7 mA; R
= 20.7 mA; R
= 20.7 mA; R
= 20.7 mA; R
= 20.7 mA; R
= 30 pF; R
= 30 pF; R
= 30 pF; R
= 30 pF; R
= 30 pF; R
= 30 pF; R
= 30 pF; R
= 30 pF; R
Rev. 2 — 6 April 2011
= 3.3 V
L
L
L
L
L
L
L
L
= 15 Ω; V
= 15 Ω; V
= 15 Ω; V
= 15 Ω; V
= 15 Ω; V
= 15 Ω; V
= 15 Ω; V
= 15 Ω; V
ext
ext
ext
ext
ext
ext
ext
ext
= 910 Ω
= 910 Ω
= 910 Ω;
= 910 Ω;
= 910 Ω;
= 910 Ω;
= 910 Ω
= 910 Ω;
DD
DD
DD
DD
DD
DD
DD
DD
L
L
L
L
L
L
L
L
= 5.0 V;
= 5.0 V;
= 5.0 V;
= 5.0 V;
= 5.0 V;
= 5.0 V;
= 5.0 V;
= 5.0 V;
= 1.9 V;
= 1.9 V;
= 1.9 V;
= 1.9 V;
= 1.9 V;
= 1.9 V;
= 1.9 V;
= 1.9 V;
[1]
[2]
[3]
[3]
[3]
[3]
Min
10
200
5
5
0
-
16
16
-
20
20
5
5
-
-
-
-
-
-
-
-
Typ
-
-
-
-
-
50 to 50 60 to 40 %
-
-
-
-
-
-
-
210
210
210
210
210
210
175
190
PCA9922
© NXP B.V. 2011. All rights reserved.
Max
-
-
-
-
25
-
-
10
-
-
-
-
-
-
-
-
-
-
-
-
15 of 27
Unit
ns
ns
ns
ns
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns