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MC34216ADWF Datasheet(PDF) 5 Page - Motorola, Inc |
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MC34216ADWF Datasheet(HTML) 5 Page - Motorola, Inc |
5 / 20 page MC34216A 5 MOTOROLA ANALOG IC DEVICE DATA AC ELECTRICAL CHARACTERISTICS (continued) (TA = 25°C) Characteristic Unit Max Typ Min Symbol TRANSMIT PABX MODE French and U.K. dB Transmit Gain (I2 = 2.0 µA) KPABX 11.4 12.5 13.6 Variation with Line Length (I2 = 27 µA) ∆KPABX –0.5 – 0.5 Low Voltage Mode (MC34216ADW Only) dB Transmit Gain (I2 = 2.0 µA) KPABX 11.5 12.5 13.6 Variation with Line Length (I2 = 20 µA) ∆KPABX –0.5 – 0.5 Variation with Line Current (ICC = 16 mA) ∆KPABX1 –0.5 0 0.5 Variation with Line Current (ICC = 7.0 mA) ∆KPABX2 –2.0 0 2.0 RECEIVE PABX MODE French Internal Transconductance (I2 = 2.0 µA) GPABX 157 180 207 µA/V Variation with Line Length (I2 = 27 µA) ∆GPABX –0.5 – 0.5 dB U.K. Internal Transconductance (I2 = 2.0 µA) GPABX 157 180 207 µA/V Variation with Line Length (I2 = 27 µA) ∆GPABX –0.5 – 0.5 dB Low Voltage Mode (MC34216ADW Only) Internal Transconductance (I2 = 2.0 µA) GPABX 152 175 200 µA/V Variation with Line Length (I2 = 20 µA) ∆GPABX –0.5 – 0.5 dB Variation with Line Current (ICC = 16 mA) ∆GPABX1 –0.5 – 0.5 Variation with Line Current (ICC = 7.0 mA) ∆GPABX2 –2.0 – 2.0 DISTORTION French and U.K. Transmit (I2 = 10–30 µA) French Receive VE = 700 mV (I2 = 10 µA) VE = 1350 mV THDT THDR – – – – – – 3.0 3.0 5.0 % Low Voltage Transmit (I2 = 10–20 µA) (MC34216ADW Only) Receive VE = 700 mV (I2 = 20 µA) VE = 1350 mV THDT THDR – – – – – – 3.0 3.0 5.0 % NOTE: VE is the differential earpiece voltage across Pins 26 and 27. OTHER ELECTRICAL CHARACTERISTICS (TA = 25°C) Characteristic Symbol Min Typ Max Unit LINE CURRENT AGC ( RLS = 25 Ω, G0 = G1 = G2 = 1, VLS = 2.0 Vpp, French, U.K., and LV Masks) Line Current for which AGC is Active IAGC(on) – – 19 mA VCC with Current AGC “On” (ICC = 13 mA) VCC AGC VCC – 5.0% VCC – Vdc Line Current for which AGC is Inactive IAGC(off) 21 – – mA PEAK–TO–PEAK AGC (RLS = 25 Ω, C25 = 220 nF, G0 = G1 = G2 = 1, ICC = 40 mA) DC Level at Pin 28 Vdc AGC “Off” VAGC(off) 1.6 1.7 1.8 AGC “On” VAGC(on) 1.2 1.3 1.5 AGC Upper Threshold VLS(up) Vrms France and U.K. VCC – 1.2 VCC – 1.0 – Low Voltage (MC34216ADW Only) 0.85 1.0 – AGC Lower Threshold VLS(low) Vrms France and U.K. VCC – 1.9 VCC – 1.6 – Low Voltage (MC34216ADW Only) 0.72 0.85 – 1 Step AGC Gain Variation (LSB) ∆AGC 1.0 1.25 1.50 dB ANTI–HOWLING MONITORING RECEIVE GAIN Internal Resistor RT Muted (G2, G1, G0 = 000) RT000 – 10 18 Ω Maximum Gain (G2, G1, G0 = 111) RT111 40 60 80 k Ω Attenuation Step ∆GLS 3.5 4.5 5.5 dB |
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