CAT4103 Datasheet, PDF (4/13 Pages) ON Semiconductor – 3-Channel Constant-Current RGB LED Driver

CAT4103
Table 4. TIMING CHARACTERISTICS (Min and Max values are over recommended operating conditions unless specified
otherwise. Typical values are at V_IN = 5.0 V, T_AMB = 25°C.)
Symbol
Name
Conditions
Min Typ Max Units
CIN
f_cin
t_cwh
t_cwl
SIN
CIN Clock Frequency
CIN Pulse Width High
CIN Pulse Width Low
25
MHz
18
ns
18
ns
t_ssu
t_sh
LIN
Setup time SIN to CIN
Hold time SIN to CIN
4
ns
4
ns
T_lwh
t_lchd
t_lcsu
LEDn
LIN Pulse width
Hold time LIN to CIN
Setup time LIN to CIN
20
ns
4
ns
8
ns
t_ledplon
t_ledploff
t_ledpbon
t_ledpboff
t_ledr
t_ledf
SOUT
Turn on Propagation delay LIN
Turn off Propagation delay LIN
Turn on Propagation delay BIN
Turn off Propagation delay BIN
LED rise time (10% to 90%)
LED fall time (90% to 10%)
LIN to LED(n) on
LIN to LED(n) off
BIN to LED(n) on
BIN to LED(n) off
Pullup resistor = 50 W to 3.0 V
Pullup resistor = 50 W to 3.0 V
380
ns
130
ns
380
ns
130
ns
160
ns
140
ns
t_sr
t_sf
t_sdf
t_sdr
COUT
SOUT rise time (10% to 90%)
SOUT fall time (90% to 10%)
Propagation delay time SOUT
Propagation delay time SOUT
C_L = 15 pF
C_L = 15 pF
CIN falling to SOUT falling
CIN falling to SOUT rising
5
ns
5
ns
6
18
ns
6
18
ns
t_cr
t_cf
t_cdf
t_cdr
LOUT
COUT rise time (10% to 90%)
COUT fall time (90% to 10%)
Propagation delay time COUT
Propagation delay time COUT
C_L = 15 pF
C_L = 15 pF
CIN falling to COUT falling
CIN rising to COUT rising
5
ns
5
ns
4
10
ns
4
10
ns
t_lr
t_lf
t_ldf
t_ldr
BOUT
LOUT rise time (10% to 90%)
LOUT fall time (90% to 10%)
Propagation delay time LOUT
Propagation delay time LOUT
C_L = 15 pF
C_L = 15 pF
LIN falling to LOUT falling
LIN rising to LOUT rising
5
ns
5
ns
4
10
ns
5
10
ns
t_br
BOUT rise time (10% to 90%)
t_bf
BOUT fall time (90% to 10%)
t_bdf
Propagation delay time BOUT
t_bdr
Propagation delay time BOUT
C_L = 15 pF
C_L = 15 pF
BIN falling to BOUT falling
BIN rising to BOUT rising
5
ns
5
ns
6
20
ns
8
20
ns
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