MAX6977 Ver la hoja de datos (PDF) - Maxim Integrated
Número de pieza
componentes Descripción
Fabricante
MAX6977 Datasheet PDF : 13 Pages
| |||
8-Port, 5.5V Constant-Current LED Driver with
LED Fault Detection
5V TIMING CHARACTERISTICS
(Typical Operating Circuit, V+ = 4.5V to 5.5V, TA = TMIN to TMAX, unless otherwise noted.) (Note 1)
PARAMETER
CLK Clock Period
CLK Pulse Width High
CLK Pulse Width Low
DIN Setup Time
DIN Hold Time
DOUT Propagation Delay
DOUT Rise and Fall Time
LE Pulse Width High
LE Pulse Width (Fault-Detection
Data Valid)
LE Setup Time
LE Rising to OUT_ Rising Delay
LE Rising to OUT_ Falling Delay
CLK Rising to OUT_ Rising Delay
CLK Rising to OUT_ Falling Delay
OE Rising to OUT_ Rising Delay
OE Falling to OUT_ Falling Delay
LED Output OUT_ Turn-On Fall
Time
LED Output OUT_ Turn-Off Rise
Time
SYMBOL
tCP
tCH
tCL
tDS
tDH
tDO
tDR, tDF
tLW
CONDITIONS
CDOUT = 10pF, 20% to 80%
tLF
tLS
tLRR
tLRF
tCRR
tCRF
tOEH
tOEL
(Note 2)
(Note 2)
(Note 2)
(Note 2)
tf
80% to 20%
tr
20% to 80%
MIN TYP MAX UNITS
40
ns
19
ns
19
ns
4
ns
8
ns
12
32
ns
10
ns
20
ns
20
ns
10
ns
100
ns
280
ns
100
ns
310
ns
100
ns
300
ns
200
ns
120
ns
_______________________________________________________________________________________ 3
Share Link: 