pca9626 NXP Semiconductors, pca9626 Datasheet - Page 32

• Manufacturer Part Number: pca9626
• Description: 24-bit Fm+ I2c-bus 100 Ma 40 V Led Driver
• Manufacturer: NXP Semiconductors

NXP Semiconductors
13. Dynamic characteristics
Table 17.
[1]
PCA9626_1
Product data sheet
Symbol Parameter
f
t
t
t
t
t
t
t
t
t
t
t
t
t
Output propagation delay
t
t
Output port timing
t
t
SCL
BUF
HD;STA
SU;STA
SU;STO
HD;DAT
VD;ACK
VD;DAT
SU;DAT
LOW
HIGH
f
r
SP
PLH
PHL
d(SCL-Q)
d(SDA-Q)
t
VD;ACK
SCL clock frequency
bus free time
between a STOP and
START condition
hold time (repeated)
START condition
set-up time for a
repeated START
condition
set-up time for STOP
condition
data hold time
data valid
acknowledge time
data valid time
data set-up time
LOW period of the
SCL clock
HIGH period of the
SCL clock
fall time of both SDA
and SCL signals
rise time of both SDA
and SCL signals
pulse width of spikes
that must be
suppressed by the
input filter
LOW to HIGH
propagation delay
HIGH to LOW
propagation delay
delay time from SCL
to data output
delay time from SDA
to data output
= time for Acknowledgement signal from SCL LOW to SDA (out) LOW.
Dynamic characteristics
Conditions
OE to LEDn;
MODE2[1:0] = 01
OE to LEDn;
MODE2[1:0] = 01
SCL to LEDn;
MODE2[3] = 1;
outputs change on
ACK
SDA to LEDn;
MODE2[3] = 0;
outputs change on
STOP condition
Rev. 01 — 2 June 2009
[3][4]
[1]
[2]
[6]
Standard-mod
Min
250
4.7
4.0
4.7
4.0
0.3
0.3
4.7
4.0
0
0
e I
-
-
-
-
-
-
-
2
C-bus
1000
24-bit Fm+ I
Max
3.45
3.45
100
300
50
-
-
-
-
-
-
-
-
-
-
-
-
20 + 0.1C
20 + 0.1C
Fast-mode
Min
100
1.3
0.6
0.6
0.6
0.1
0.1
1.3
0.6
0
0
I
-
-
-
-
-
2
2
C-bus
C-bus 100 mA 40 V LED driver
b
b
[5]
[5]
Max
400
300
300
0.9
0.9
50
-
-
-
-
-
-
-
-
-
-
-
-
PCA9626
Plus I
0.26
0.26
0.26
0.05
0.05
0.26
Min
© NXP B.V. 2009. All rights reserved.
Fast-mode
0.5
0.5
50
0
0
-
-
-
-
-
-
-
2
C-bus
1000
Max
0.45
0.45
120
120
150
150
450
450
50
-
-
-
-
-
-
-
-
32 of 42
Unit
kHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
s
s
s
s
s
s
s
s