參數(shù)資料
型號(hào)： TLC5941RHB
廠商： Texas Instruments, Inc.
英文描述： 16-CHANNEL LED DRIVER WITH DOT CORRECTION AND GRAYSCALE PWM CONTROL
中文描述： 16-CHANNEL的LED驅(qū)動(dòng)器，帶有點(diǎn)校正與灰度PWM控制
文件頁(yè)數(shù)： 4/23頁(yè)
文件大?。?/td> 513K
代理商： TLC5941RHB
www.ti.com
ELECTRICAL CHARACTERISTICS
V
CC
= 3 V to 5.5 V, T
A
= -40
°
C to 85
°
C (unless otherwise noted)
TLC5941
SLVS589–JULY 2005
PARAMETER
High-level output voltage
Low-level output voltage
TEST CONDITIONS
I
OH
= –1 mA, SOUT
I
OL
= 1 mA, SOUT
V
= V
or GND; BLANK, TEST,
GSCLK, SCLK, SIN, XLAT pin
V
I
= V
CC
; MODE pin
V
I
= GND; MODE pin
No data transfer, all output OFF,
V
O
= 1 V, R
(IREF)
= 10 k
No data transfer, all output OFF,
V
O
= 1 V, R
(IREF)
= 1.3 k
Data transfer 30 MHz, all output ON,
V
O
= 1 V, R
(IREF)
= 1.3 k
Data transfer 30 MHz, all output ON,
V
O
= 1 V, R
(IREF)
= 640
All output ON, V
O
= 1 V,
R
(IREF)
= 640
All output OFF,
V
= 15 V, R
= 640
,
OUT0 to OUT15
All output ON,
V
= 1 V, R
= 640
,
OUT0 to OUT15, –20
°
C to 85
°
C
All output ON,
V
= 1 V, R
= 480
,
OUT0 to OUT15, –20
°
C to 85
°
C
All output ON,
V
O
= 1 V, R
(IREF)
= 480
Device to device, averaged current from
OUT0 to OUT15,R
(IREF)
= 1920
(20 mA)
Device to device, averaged current from
OUT0 to OUT15,R
(IREF)
= 480
(80 mA)
All output ON,
V
= 1 V, R
= 640
OUT0 to OUT15
All output ON,
V
= 1 V, R
= 480
OUT0 to OUT15
All output ON,
V
O
= 1 V to 3 V,
R
= 640
,
OUT0 to OUT15
All output ON,
V
O
= 1 V to 3 V,
R
= 480
,
OUT0 to OUT15
Junction temperature
(1)
MIN
TYP
MAX
UNIT
V
V
V
OH
V
OL
V
CC
–0.5
0.5
–1
1
I
I
Input current
μ
A
50
1
–1
0.9
6
5.2
12
I
CC
Supply current
mA
16
25
30
60
I
O(LC)
Constant output current
54
61
69
mA
I
lkg
Leakage output current
0.1
μ
A
±
1
±
4
%
I
O(LC0)
±
1
±
6
%
Constant current error
±
1
±
8
%
+0.4,
I
O(LC1)
±
4
%
-2
+2,
-2.7
I
O(LC2)
±
4
%
±
1
±
4
Power supply rejection ratio,
PSRR
I
O(LC3)
%/V
±
1
±
6
±
2
±
6
I
O(LC4)
Load regulation
%/V
±
2
±
8
T
(TEF)
Thermal error flag threshold
LED open detection
threshold
Reference voltage
output
150
170
°
C
V
(LED)
0.3
0.4
V
V
(IREF)
R
I(REF)
= 640
1.20
1.24
1.28
V
(1)
Not tested. Specified by design
4
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