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TCA6507PWRG4 Datasheet(PDF) 3 Page - Texas Instruments |
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TCA6507PWRG4 Datasheet(HTML) 3 Page - Texas Instruments |
3 / 32 page www.ti.com 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 3 Product Folder Link(s): TCA6507 |
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