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PCM1681PWPR Datasheet(PDF) 4 Page - Texas Instruments |
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PCM1681PWPR Datasheet(HTML) 4 Page - Texas Instruments |
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4 / 44 page  1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 ZR1/ZR1/FMT0 MS/ADR/FMT1 MC/SCL/DEMP MD/SDA/MUTE SCK DATA1 BCK LRCK VDD DGND DATA2 DATA3 DATA4 MSEL ZR2 VOUT1 VOUT2 VCOM AGND2 VCC2 VOUT3 VOUT4 VOUT5 VOUT6 AGND1 VCC1 VOUT7 VOUT8 PCM1681, PCM1681-Q1 SLES211C – FEBRUARY 2008 – REVISED JULY 2015 www.ti.com 6 Pin Configuration and Functions PWP Package 28-Pin HTSSOP PowerPAD Top View Pin Functions PIN I/O DESCRIPTION NAME NO. AGND1 18 – Analog ground AGND2 24 – Analog ground BCK 7 I Shift clock input for serial audio data (1) (2) DATA1 6 I Serial audio data input for VOUT1 and VOUT2 (1) (2) DATA2 11 I Serial audio data input for VOUT3 and VOUT4 (1) (2) DATA3 12 I Serial audio data input for VOUT5 and VOUT6 (1) (2) DATA4 13 I Serial audio data input for VOUT7 and VOUT8 (1) (2) DGND 10 – Digital ground LRCK 8 I Left and right clock input. The frequency of this clock is equal to the sampling rate, fS. (1) (2) MC/SCL/ 3 I Shift clock input for SPI, serial clock input for I2C, de-emphasis control for H/W (1) (2) DEMP MD/SDA/ 4 I/O Serial data input for SPI, serial data input/output for I2C, mute control for H/W (1) (2) (3) MUTE MS/ADR/ 2 I Select input for SPI, address input for I2C, format control input 1 for H/W (1) (2) FMT1 MSEL 14 I Mode control select, I2C, H/W with narrow mode O/S, H/W with wide mode O/S, SPI select (1) (4) SCK 5 I System clock input. Input frequency is 128, 192, 256, 384, 512, 768, or 1152 fS. (1) (2) VCC1 17 – Analog power supply, 5-V VCC2 23 – Analog power supply, 5-V VCOM 25 – Common voltage output. This pin should be bypassed with a 10- μF capacitor to AGND. VDD 9 – Digital power supply, 3.3-V VOUT1 27 O Voltage output for audio signal corresponding to L-ch on DATA1 VOUT2 26 O Voltage output for audio signal corresponding to R-ch on DATA1 VOUT3 22 O Voltage output for audio signal corresponding to L-ch on DATA2 VOUT4 21 O Voltage output for audio signal corresponding to R-ch on DATA2 VOUT5 20 O Voltage output for audio signal corresponding to L-ch on DATA3 (1) Schmitt-trigger input. (2) 5-V tolerant. (3) Open-drain output in I2C mode. (4) VDD/2 biased, quad state input. 4 Submit Documentation Feedback Copyright © 2008–2015, Texas Instruments Incorporated Product Folder Links: PCM1681 PCM1681-Q1 |
Similar Part No. - PCM1681PWPR |
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Similar Description - PCM1681PWPR |
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