BA7613F

Multimedia ICs Video signal switcher BA7613N / BA7613F The BA7613N and BA7613F are three-channel analog multiplexers with built-in mute, 6dB amplifier and 75Ω driver. The ICs designed for use in video cassette recorders, and feature a large dynamic range and wide operating frequency range. Sync-tip clamp inputs make this an ideal switch for video signals. •Applications recorders and televisions Video cassette •Features/ 1-output switches. 1) 3-input 2) 3) 4) 5) Built-in 6dB amplifier and 75Ω driver. Built-in mute. Sync-tip clamp inputs. Wide operating supply voltage range (4.5V ~ 13.0V, BA7613N) (4.5V ~ 9.5V, BA7613F). 6) Low power consumption (100mW Typ.). 7) Excellent frequency characteristics (10MHz, 0dB Typ.). 8) Wide dynamic range (3.5VP-P Typ.). 9) Low interchannel crosstalk ( – 65dB Typ., f = 4.43MHz). •Block diagram BA7613N MUTE BA7613F IN1 6dB Amp 75Ω Driver CTLA 2 1 MUTE 6dB 75Ω 8 VOUT 7 VCC LOGIC CTLB 3 LOGIC 6 IN3 IN2 1 IN1 2 CTLA 3 CTLB 4 IN2 5 GND 6 IN3 7 VCC 8 VOUT 4 5 GND •Truth table CTL A L (OPEN) L (OPEN) H H CTL B L (OPEN) H L (OPEN) H OUT IN 1 IN 2 IN 3 MUTE 1 Multimedia ICs BA7613N / BA7613F •Absolute maximum ratings (Ta = 25°C) Parameter Power supply voltage Power dissipation Operating temperature Storage temperature Symbol VCC Pd Topr Tstg Limits ∗113.5 / ∗210.0 ∗1900∗3 / ∗2550∗4 Unit V mW °C °C – 25 ~ + 75 – 55 ~ + 125 ∗1 BA7613N. ∗2 BA7613F. ∗3 Reduced by 9.0mW for each increase in Ta of 1°C over 25°C. ∗4 Reduced by 5.5mW for each increase in Ta of 1°C over 25°C. •Equivalent circuits CLAMP INPUT VCC VCC OUTPUT 100 IN 32 OUT Output impedance: 32Ω [Typ.] 1.2µA 100µA CTLA / CTLB VCC 20k 100 CTLA / CTLB 50k 34k 2 Multimedia ICs BA7613N / BA7613F CC •Electrical characteristics (unless otherwise noted, Ta = 25°V and V Parameter Operating voltage Supply current Maximum output level Voltage gain Interchannel crosstalk Frequency characteristic CTL pin switch level A CTL pin switch level B Symbol VCC ICC Vom GV CT Cf VTH-A VTH-B Min. 4.5 — 3.0 5.5 — – 3.0 1.0 1.0 Typ. — 20.0 3.5 6.0 – 65 0 2.0 2.0 Max. 13.0 28.5 — 6.5 — 1.0 3.0 3.0 Unit V mA VP-P dB dB dB V V = 5V) Conditions BA7613F is Max.9.5V — f = 1kHz, THD = 0.5% f = 1MHz, VIN = 1.0VP-P f = 4.43MHz, VIN = 1.0VP-P f = 10MHz / 1MHz, VIN = 1.0VP-P — — Not designed for radiation resistance. •Measurement circuit MUTE 6dB Amp 75Ω Driver 1000µ + 43Ω 75Ω V ~ PP Logic 1 2 3 4 5 6 7 8 VCC A 0.022µF 47µF SW1 1 2 1 SW2 2 1 SW3 2 + 1µF OSC OSC 1µF OSC 1µF ~ 50Ω 1µF ~ 50Ω 1µF ~ 50Ω 1µF SW4 1 23 1 SW5 23 VCC VCC Fig. 1 3 Multimedia ICs BA7613N / BA7613F •Measurement conditions Parameter Current dissipation Maximum output level Voltage gain IN1 IN2 IN3 IN1 IN2 IN3 IN1→IN2 IN1→IN3 IN1→MUTE IN2→IN3 IN2→MUTE IN3→MUTE IN1 IN2 IN3 CTLA CTLB Symbol ICC Vom Vom Vom GV GV GV CT CT CT CT CT CT Gf Gf Gf VTH VTH Switch settings SW1 2 1 2 2 1 2 2 1 1 1 2 2 2 1 2 2 2 2 SW2 2 2 1 2 2 1 2 2 2 2 1 1 2 2 1 2 2 1 SW3 2 2 2 1 2 2 1 2 2 2 2 2 1 2 2 1 1 2 SW4 2 3 3 2 3 3 2 3 2 2 2 2 2 3 3 2 1 3 SW5 2 3 2 3 3 2 3 2 3 2 3 2 2 3 2 3 3 1 Measurement method Ammeter f = 1kHz THD = 0.5% ∗1 f = 1MHz, V = 1VP-P ∗2 Interchannel crosstalk f = 4.43MHz, V = 1VP-P ∗3 f = 10MHz / f = 1MHz, V = 1VP-P ∗4 Frequency characteristic CTL pin switching level ∗5 ∗1: Connect a distortion meter to the output, and input a f = 1kHz sine wave. Adjust the input level until the output distortion is 0.5%. This output voltage at this time multiplied by 2 is the maximum output level Vom (VP-P). ∗2: Input a 1VP-P, 1MHz sine wave. The voltage gain is given by GV = 20 log (VOUT / VIN) + 6. ∗3: Input a 1VP-P, 4.43MHz sine wave. The interchannel crosstalk is given by CT = 20 log (VOUT / VIN). ∗4: Input 1VP-P, 1MHz and 10MHz sine waves. The frequency characteristic is given by Gf = 20 log (VOUT (f = 10MHz) / VOUT (f = 1MHz)). ∗5: Input a 1VP-P, 1MHz sine wave. Reduce the CTL pin voltage from VCC. The CTL pin switching level (VTH) is the CTL pin voltage at which the VOUT level drops below 20mVP-P. •Electrical characteristic curves 5 OUTPUT VOLTAGE: VOUT (VP-P) VCC = 12V 4 4 VOLTAGE GAIN: Cf (dB) CROSSTALK: CT (dB) VCC = 9V 2 3 20 0 – 20 0 –2 2 VCC = 5V – 40 1 –4 0 0 – 60 1 2 3 4 5 100k 300k 1M 3M 10M 30M 100M – 80 100k 300k 1M 3M 10M 30M 100M INPUT VOLTAGE: VIN (VP-P) FREQUENCY: f (Hz) FREQUENCY: f (Hz) Fig. 2 VIN vs. VOUT (f = 1kHz) Fig. 3 Frequency characteristics Fig. 4 Interchannel crosstalk notes •Operationimpedance is approximately 32Ω. Therefore, The output to ensure output matching, connect an external resistor of 43Ω. 4 Multimedia ICs BA7613N / BA7613F •External dimensions (Units: mm) BA7613N BA7613F 5.0 ± 0.2 19.3 ± 0.2 5.8 ± 0.2 10.5 ± 0.5 2.8 ± 0.2 8 6.2 ± 0.3 4.4 ± 0.2 5 1.2 1 3.5 ± 0.5 2.54 8 0.6 0.8 1.3 0.3 ± 0.1 1.5 ± 0.1 1 4 0.11 1.27 0.4 ± 0.1 0.3Min. 0.15 SIP8 SOP8 0.15 ± 0.1 5