参数资料
型号: TLC5945RHBT
厂商: Texas Instruments
文件页数: 6/30页
文件大小: 0K
描述: IC LED DRIVER LINEAR 32-QFN
标准包装: 250
恒定电流:
拓扑: PWM
输出数: 16
内部驱动器:
类型 - 主要: 背光
类型 - 次要: 颜色
频率: 30MHz
电源电压: 3 V ~ 5.5 V
输出电压: 17V
安装类型: 表面贴装
封装/外壳: 32-VFQFN 裸露焊盘
供应商设备封装: 32-QFN 裸露焊盘(5x5)
包装: 带卷 (TR)
工作温度: -40°C ~ 85°C

TLC5945
www.ti.com
SLVS755 – MARCH 2007
DEVICE INFORMATION
PWP PACKAGE
(TOP VIEW)
RHB PACKAGE
(TOP VIEW)
GND
BLANK
XLAT
SCLK
SIN
1
2
3
4
5
28
27
26
25
24
VCC
IREF
TEST
GSCLK
SOUT
MODE
OUT0
OUT1
OUT2
OUT3
OUT4
OUT5
OUT6
OUT7
6
7
8
9
10
11
12
13
14
Thermal
PAD
23
22
21
20
19
18
17
16
15
XERR
OUT15
OUT14
OUT13
OUT12
OUT11
OUT10
OUT9
OUT8
TEST
IREF
VCC
NC
NC
GND
BLANK
XLAT
25
26
27
28
29
30
31
32
THERMAL
PAD
16
15
14
13
12
11
10
9
OUT10
OUT9
OUT8
NC
NC
OUT7
OUT6
OUT5
NC ? No internal connection
TERMINAL FUNCTION
NAME
BLANK
GND
GSCLK
IREF
TERMINAL
PWP
2
1
25
27
RHB
31
30
24
26
I/O
I
G
I
I/O
DESCRIPTION
Blank all outputs. When BLANK = H, all OUTn outputs are forced OFF. GS counter is also
reset. When BLANK = L, OUTn are controlled by grayscale PWM control.
Ground
Reference clock for grayscale PWM control
Reference current terminal
NC
-
12, 13, 28, 29
No connection
OUT0
OUT1
OUT2
OUT3
OUT4
OUT5
OUT6
OUT7
OUT8
OUT9
OUT10
OUT11
OUT12
OUT13
OUT14
OUT15
SCLK
SIN
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
4
5
4
5
6
7
8
9
10
11
14
15
16
17
18
19
20
21
1
2
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
I
Constant-current output
Constant-current output
Constant-current output
Constant-current output
Constant-current output
Constant-current output
Constant-current output
Constant-current output
Constant-current output
Constant-current output
Constant-current output
Constant-current output
Constant-current output
Constant-current output
Constant-current output
Constant-current output
Serial data shift clock
Serial data input
6
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