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TAS5036APFCRG4 数据表(PDF) 16 Page - Texas Instruments |
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TAS5036APFCRG4 数据表(HTML) 16 Page - Texas Instruments |
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16 / 62 page ![]() Architecture Overview 10 SLES061B—November 2002—Revised January 2004 TAS5036A Alternatively, the TAS5036A can be prevented from entering the latched mute state following a clock error when the ERR_RCVRY terminal or the error recovery I2C command (register 0x03 bit D2) is active by writing 0x7F to the individual error recovery register (0x04) and 0x84 to the feature enable register (0x1F). Table 2−2. Master and Slave Clock Modes DESCRIPTION M_S DBSPD XTL_IN (MHz)† MCLK_IN (MHz)‡ SCLK (MHz) k LRCLK (kHz)¶ MCLK_OUT (MHz)# Internal PLL, master, normal speed 1 0 8.192 - 2.048 32 8.192 Internal PLL, master, normal speed 1 0 11.2896 - 2.8224 44.1 11.2896 Internal PLL, master, normal speed 1 0 12.288 - 3.072 48 12.288 Internal PLL, master, double speed 1 1 - 22.5792§ 5.6448 88.2 22.5792 Internal PLL, master, double speed 1 1 - 24.576§ 6.144 96 24.576 Internal PLL, master, quad speed 1 0 - 22.5792 11.2896 176.4 22.5792 Internal PLL, master, quad speed 1 0 - 24.576 12.288 192 24.576 Internal PLL, slave, normal speed 0 0 - 8.192§ 2.0484 32 Digital GND Internal PLL, slave, normal speed 0 0 - 11.2896§ 2.8224 44.1 Digital GND Internal PLL, slave, normal speed 0 0 - 12.288§ 3.072 48 Digital GND Internal PLL, slave, double speed 0 1 - 22.5792 5.6448 88.2 Digital GND Internal PLL, slave, double speed 0 1 - 24.576§ 6.144 96 Digital GND Internal PLL, slave, quad speed || 0 0 - 22.5792§ 11.2896 176 Digital GND Internal PLL, slave, quad speed || 0 0 - 24.576§ 12.288 192 Digital GND † A crystal oscillator is connected to XTL_IN. ‡ MCLK_IN tied low when input to XTL_IN is provided; XTL_IN tied low when MCLK_IN_IN is provided. § External MCLK_IN connected to MCLK_IN_IN input ¶ SCLK and LRCLK are outputs when M_S = 1, and inputs when M_S = 0. # MCLK_OUT is driven low when M_S = 0. || Quad-speed mode is detected automatically. kSCLK can be 48 or 64 times Fs Table 2−3. LRCLK and MCLK_IN Rates NORMAL SPEED (kHz) DOUBLE SPEED (kHz) QUAD SPEED (kHz) LRCLK 1 Fs 32 44.1 48 1 Fs 64 88.2 96 1 Fs 176.4 192 MCLK_IN 256 Fs 8,192 11,289.6 12,288 256 Fs 16,384 22,579.2 24,576 128 Fs 22,579.2 24,576 2.1.5 PLL External Filter In the TAS5036A, a low-jitter PLL produces the internal timing (when in master mode), the master clock, SCLK, and LRCLK. Connections for the PLL external filter are provided through PLL_FLT_OUT and PLL_FLT_RET as shown in Figure 2−2. PLL_FLT_OUT TAS5036A PLL_FLT_RET 220 Ω 47 nF 4.7 nF Figure 2−2. PLL External Filter |
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