ST2226A Datasheet, PDF (9/23 Pages) List of Unclassifed Manufacturers – PWM-Controlled Constant Current Driver for LED Displays

點晶科技股份有限公司
SILICON TOUCH TECHNOLOGY INC.
ST2226A
Electrical Characteristics
PARAMETER
High-level digital output voltage,
V_OH
Low-level digital output voltage,
V_OL
Input current, I_I
Supply current (Digital)
Supply current (Analog)
Voltage reference, V_BG
Driver output current, I_OUT
Driver output leakage current, I_OL
Driver current skew between
channels, I_OL1
Driver current skew between
chips, I_OL2
TEST
CONDITIONS
DCLK = 10MHz,
GCLK = 10MHz
REXT = 2K
Rext = 2KΩ
Rext = 2KΩ,
V_OUT = 2.0V
V_OUT = 2V, I =
40mA
V_OUT = 2V, I =
40mA
MIN
DV_DD-
0.5
-
-
1.24
-
-
-
NOM
-
-
-
0.5
14
1.26
32.2
-
±3
±6
MAX
-
0.5
±1
1.28
1
±6
±12
UNIT
V
V
µA
mA
mA
V
mA
µA
%
%
Switching Characteristics, C_L = 15pF, IOUT = 20mA
PARAMETER
Rise time, t_r
Fall time, t_f
Propagation delay, t_d
TEST CONDITIONS
DOUT
IOUT
DOUT
IOUT
GCLK to IOUT
MIN NOM
-
5
-
25
-
5
-
25
-
30
MAX
10
40
10
40
40
UNIT
ns
ns
ns
ST2226A
Version：A.010
Page：8