TPS65197B - Texas Instruments

TPS65197B 2-Channel and 3-Channel Charge-Sharing

The TPS65197/B is an 8-channel level-shifter with discharge function intended for use in LCD display applications such as Notebooks, Monitors and TVs. The device converts the timing-controller (T-CON) logic-level signals to the high-level signals needed by the gate-in-panel (GIP) display. The clock outputs, CLKOUTx, support normal level shifting operation an.

Features

•1 8-Channel Level-Shifter (STV, RESET, 6 × CLK)
• High Output-Voltage Level 16.5 V to 45 V (VGH)
• Low Output-Voltage Level Down to
  –20 V (VGL)
• Selectable Charge-Sharing
  – No Charge-Sharing
  – 2-Channel Charge-Sharing
  – 3-Channel Charge-Sharing
• 2-Channel Panel Discharge
• T-CON Failure Detection
  – TPS65197: Logic Resets by STV Pulse
  – TPS65197B: No Reset of the Logic
• Latched Shut-Down Detection (Clocks to VGH)
• Supports 100-kHz Clock Operating Frequency
• 28-Pin 4-mm × 4-mm QFN Package 2 Applications
• Gate-in-Panel (GIP) LCD
  – Notebook
  – Monitor
  – TV 3 Description The TPS65197/B is an.