pca9622 NXP Semiconductors, pca9622 Datasheet - Page 26

• Manufacturer Part Number: pca9622
• Description: 16-bit Fm+ I2c-bus 100 Ma 40 V Led Driver
• Manufacturer: NXP Semiconductors

NXP Semiconductors
13. Dynamic characteristics
Table 15.
[1]
PCA9622_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 — 27 March 2009
[3][4]
[1]
[2]
[6]
Standard-mode
Min
250
4.7
4.0
4.7
4.0
0.3
0.3
4.7
4.0
0
0
-
-
-
-
-
-
-
I
2
C-bus
1000
Max
3.45
3.45
100
300
16-bit Fm+ I
50
-
-
-
-
-
-
-
-
-
-
-
-
Fast-mode I
20 + 0.1C
20 + 0.1C
Min
100
1.3
0.6
0.6
0.6
0.1
0.1
1.3
0.6
0
0
-
-
-
-
-
2
C-bus 100 mA 40 V LED driver
b
b
[5]
[5]
2
C-bus
Max
400
300
300
0.9
0.9
50
-
-
-
-
-
-
-
-
-
-
-
-
PCA9622
Plus I
0.26
0.26
0.26
0.05
0.05
0.26
Min
0.5
0.5
Fast-mode
© NXP B.V. 2009. All rights reserved.
50
0
0
-
-
-
-
-
-
-
2
C-bus
1000
Max
0.45
0.45
120
120
150
150
450
450
50
-
-
-
-
-
-
-
-
26 of 36
Unit
kHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
s
s
s
s
s
s
s
s