Ordering number : EN5159B LC74772V CMOS LSI On-Screen Display LSI LC74772V Allowable Operating Ranges at Ta = 30 to +70C Ratings Parameter Symbol Conditions Unit min typ max Supply voltage V V 2.7 5.0 5.5 V DD DD CTRL1, TEST , CS, SCLK, SIN, OUT , HSYNC, IN MOD Input high-level voltage V 0.8 V V + 0.3 V IH DD DD VSYNC, RST CTRL1, TEST , CS, SCLK, SIN, OUT , HSYNC, IN MOD Input low-level voltage V V 0.3 0.2 V V IL SS DD VSYNC, RST Oscillator frequency F OSC , OSC (LC oscillator) 6 (8) 10 MHz OSC IN OUT Electrical Characteristics at Ta = 30 to +70C, unless otherwise specified V = 5 V DD Ratings Parameter Symbol Conditions Unit min typ max CK , CHA4, BLK4, CHA3, BLK3, B, G, R, BLANK: OUT V = 5.5 to 4.5 V (V = 4.4 to 2.7 V), I = 1.0 mA 0.9 V V Output high-level voltage V OH DD DD OH DD (0.5 mA) CK , CHA4, BLK4, CHA3, BLK3, B, G, R, BLANK: OUT V = 5.5 to 4.5 V (V = 4.4 to 2.7 V), I = 1.0 mA 0.1 V V Output low-level voltage V OL DD DD OL DD (0.5 mA) CTRL1, TEST , CS, SCLK, SIN, OUT , HSYNC, IN MOD 1 A I IH VSYNC: V = V Input current IN DD I CTRL1, TEST , HSYNC, VSYNC: V = V 1 A IL IN IN SS Operating current drain I V pin all outputs open, LC oscillator: 8 MHz 10 mA DD DD Timing Characteristics at Ta = 30 to +70C, V = 5 0.5 V DD Ratings Parameter Symbol Conditions Unit min typ max t SCLK 200 ns W (SCLK) Minimum input pulse width t CS (the period that CS is high) 1 s W (CS) t CS 200 ns SU (CS) Data setup time t SIN 200 ns SU (SIN) t CS 2 s h (CS) Data hold time t SIN 200 ns h (SIN) t The time to write 8 bits of data 4.2 s word One-word write time t The RAM data write time 1 s wt No. 5159-2/17