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TCA6507ZXUR 数据表(PDF) 3 Page - Texas Instruments

部件名 TCA6507ZXUR
功能描述  LOW-VOLTAGE 7-BIT I2C AND SMBus LED DRIVER WITH INTENSITY CONTROL AND SHUTDOWN
PDF  32 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

TCA6507ZXUR 数据表(HTML) 3 Page - Texas Instruments

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I C Bus
Control
2
Select2
Register
LED
Intensity
Control
Fade/
Intensity
Control
Registers
Oscillator
Shut
Down
Glitch
Filters
P6–P0
EN
SCL
SDA
Power-On
Reset
V
CC
Select0
Register
PWMALD
PWM0
Select1
Register
PWM1
BRIGHT_F0
BRIGHT_F1
Logic 0
Logic 1
TCA6507
LOW-VOLTAGE 7-BIT I2C AND SMBus LED DRIVER
WITH INTENSITY CONTROL AND SHUTDOWN
SCPS164B – MAY 2007 – REVISED NOVEMBER 2007
TERMINAL FUNCTIONS
BALL
PIN NO.
POSITION
NAME
DESCRIPTION
BGA
QFN
TSSOP
(ZXU)
(RUE)
(PW)
A1
5
5
GND
Ground
A2
3
3
SDA
Serial data bus. Connect to VCC through a pullup resistor.
A3
2
2
SCL
Serial clock bus. Connect to VCC through a pullup resistor.
Supply voltage of I2C registers, oscillator and control logic. Connect directly to
A4
1
1
VCC
VCC of the external I
2C master. Provides voltage-level translation.
B3
6
8
P0
P-port output 0. Open-drain design structure.
C1
7
9
P1
P-port output 1. Open-drain design structure.
B1
8
10
P2
P-port output 2. Open-drain design structure.
C2
9
11
P3
P-port output 3. Open-drain design structure.
C3
10
12
P4
P-port output 4. Open-drain design structure.
C4
11
13
P5
P-port output 5. Open-drain design structure.
B4
12
14
P6
P-port output 6. Open-drain design structure.
Enable input. If set to low, it puts the TCA6507 in shutdown mode and resets the
B2
4
4
EN
internal registers and I2C/SMBus state machine to their default states
FUNCTIONAL BLOCK DIAGRAM
Figure 1. TCA6507 Functional Block Diagram
Copyright © 2007, Texas Instruments Incorporated
Submit Documentation Feedback
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Product Folder Link(s): TCA6507



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