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STP16CPC26XTR Datasheet, PDF (6/26 Pages) STMicroelectronics – Low voltage 16-bit constant current LED sink driver
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Electrical characteristics
STP16CPC26
VDD = 3.3 V - 5 V, Tj = 25°C, unless otherwise specified
Table 6.
Symbol
Switching characteristics
Parameter
Conditions
Min. Typ. Max. Unit
fclk
tPLH1
Clock frequency
CLK - OUTn
-
-
30 MHz
- 100 -
tPLH2
tPLH3
tPLHa
tPLHb
LE - OUTn
OE – OUTn
CLK - SDO
Propagation
delay time
(“L” to “H”)
- 100 -
- 100 -
VDD=3.3V -
30
-
VDD=5V
-
20
-
tPHL1
Propagation
CLK - OUTn delay time
(“H” to “L”)
-
28
-
tPHL2
tPHL3
tPHLa
tPHLb
tw(CLK)
tw(L)
LE - OUTn
OE – OUTn
CLK - SDO
CLK
LE
Pulse width
VDS = 0.8 V
VIH= VDD
VIL= GND
Rext = 900 Ohm
RL = 50 Ohm
CL=10pF
-
28
-
-
25
-
VDD=3.3V -
30
-
VDD=5V
-
20
-
20
-
-
20
-
-
tw(OE)
tsu(L)
th(L)
tsu(D)
th(D)
(1)
tr
(1)
tf
OE
Setup time for LE
Hold time for LE
Setup time for SDI
Hold time for SDI
Maximum CLK rise time
Maximum CLK fall time
150 -
5
-
-
ns
-
5
-
-
5
-
-
10
-
-
-
- 5000
-
- 5000
tor1a
VDD=3.3V -
95
-
Output rise time of Vout
VIH= VDD, VIL= GND
tor1b
VDS = 0.8V, RL = 50 VDD=5V
-
85
-
tof1a
Ohm
VDD=3.3V -
40
-
Output fall time of Vout
CL=10pF , Iout= 22mA
tof1b
VDD=5V
-
25
-
tor2a
VDD=3.3V -
80
-
Output rise time of Vout
VIH= VDD, VIL= GND
tor2b
VDS = 0.8V, RL = 50 VDD=5V
-
70
-
tof2a
Ohm
VDD=3.3V -
40
-
Output fall time of Vout
CL=10pF , Iout= 55mA
tof2b
VDD=5V
-
30
-
Iout-ov
Output current turn-on
overshoot
VDS = 0.6 to 3V
CL=10pF; Iout= 5 to
60mA
-
-
0
%
1. If devices are connected in cascade and tr or tf is large, it may be critical to achieve the timing required for data transfer
between two cascaded devices
6/26
Doc ID 18469 Rev 4
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