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SSM2301 Datasheet(PDF) 3 Page - Texas Instruments |
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SSM2301 Datasheet(HTML) 3 Page - Texas Instruments |
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3 / 19 page  Preliminary Technical Data SSM2301 SPECIFICATIONS VDD = 5.0 V, TA = 25oC, RL = 8 Ω, unless otherwise noted Table 1. Parameter Symbol Conditions Min Typ Max Unit DEVICE CHARACTERISTICS Output Power PO RL = 8 Ω, THD = 1%, f = 1 kHz, 20 kHz BW, VDD = 5.0 V 1.4 W RL = 8 Ω, THD = 1%, f = 1 kHz, 20 kHz BW, VDD = 3.6 V 0.615 W RL = 8 Ω, THD = 1%, f = 1 kHz, 20 kHz BW, VDD = 2.5 V 0.275 W RL = 8 Ω, THD = 10%, f = 1 kHz, 20 kHz BW, VDD = 5.0 V 1.53 W RL = 8 Ω, THD = 10%, f = 1 kHz, 20 kHz BW, VDD = 3.6 V 0.77 W RL = 8 Ω, THD = 10%, f = 1 kHz, 20 kHz BW, VDD = 2.5 V 0.35 W Efficiency η POUT =1.4 W, 8 Ω, VDD = 5.0 V 85 % Total Harmonic Distortion + Noise THD + N PO = 1 W into 8 Ω, f = 1 kHz, VDD = 5.0 V 0.1 % PO = 0.5 W into 8 Ω, f = 1 kHz, VDD = 3.6 V 0.04 % Input Common-Mode Voltage Range VCM 1.0 VDD − 1 V Common-Mode Rejection Ratio CMRRGSM VCM = 2.5 V ± 100 mV at 217 Hz 55 dB Average Switching Frequency fSW 1.8 MHz Differential Output Offset Voltage VOOS G = 6 dB; G = 12 dB 2.0 mV POWER SUPPLY Supply Voltage Range VDD Guaranteed from PSRR test 2.5 5.0 V Power Supply Rejection Ratio PSRR VDD = 2.5 V to 5.0 V, 50 Hz, input floating/ground 70 85 dB PSRRGSM VRIPPLE = 100 mV at 217 Hz, inputs ac GND, CIN = 0.01 μF, input referred 63 dB Supply Current ISY VIN = 0 V, no load, VDD = 5.0 V 5.5 mA VIN = 0 V, no load, VDD = 3.6 V 4.5 mA VIN = 0 V, no load, VDD = 2.5 V 4.0 mA Shutdown Current ISD SD = GND 20 nA GAIN CONTROL Closed-Loop Gain Av0 GAIN pin = 0 V 6 dB Av1 GAIN pin = VDD 12 dB Differential Input Impedance ZIN SD = VDD, 150 KΩ SD = GND 210 KΩ SHUTDOWN CONTROL Input Voltage High VIH ISY ≥ 1 mA 1.2 V Input Voltage Low VIL ISY ≤ 300 nA 0.5 V Turn-On Time tWU SD rising edge from GND to VDD 30 ms Turn-Off Time tSD SD falling edge from VDD to GND 5 μs Output Impedance ZOUT SD = GND >100 KΩ NOISE PERFORMANCE Output Voltage Noise en VDD = 2.5 V to 5.0 V, f = 20 Hz to 20 kHz, inputs are ac grounded, sine wave, AV = 6 dB, A weighting 35 μV Signal-to-Noise Ratio SNR POUT = 1.4 W, RL = 8 Ω 98 dB Rev. PrH | Page 3 of 19 |
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