STP16CPC26 STMicroelectronics, STP16CPC26 Datasheet - Page 13

• Manufacturer Part Number: STP16CPC26
• Description: Low voltage 16-bit constant current LED sink driver
• Manufacturer: STMicroelectronics

Specifications of STP16CPC26

• Output Current: 5 mA to 90 mA
• Max Clock Frequency: 30 MHz

STP16CPC26
Table 7.
1. OUTn = ON when Dn = H, OUTn = OFF when Dn = L
Figure 12. Timing for clock signal, serial-in and serial out data
The correct sampling of the data depends on the stability of the data at SDI on the rising
edge of the clock signal and it is assured by a proper data setup and hold time (t
t
SDO (t
Figure 13
respectively), the minimum duration of these signals (t
propagation delay from CLK to OUT
and t
Finally
HOLD
CLOCK
PLH3
), as shown in
PLH
Figure 14
?
?
?
?
?
/t
describes the setup times for LE and OE signals (t
/t
PHL3
PHL
Truth table
).
respectively).
defines the turn-on and turn-off time (t
LE
H
H
X
X
L
Figure
12. The same figure shows the propagation delay from CLK to
OE
H
L
L
L
L
Doc ID 18469 Rev 2
n
D
D
D
D
, LE to OUT
SDI
D
n+1
n+2
n+3
n+3
n
n
and OE to OUT
OUT15…OUT0
WLAT
r
NO CHANGE
D
D
and t
D
n+2
n+2
n
and t
…D
OFF
SETUP2
…D
…D
f
) of the current generators.
n-15
n-13
n-13
WENA
n
(t
(1)
and t
PLH1
respectively) and the
/t
SETUP3
Timing diagrams
PHL1
, t
SETUP1
PLH2
D
D
D
D
D
SDO
n-16
n-15
n-14
n-14
n-14
/t
PHL2
13/27
And