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PCM2704CDB Datasheet(PDF) 4 Page - Texas Instruments |
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PCM2704CDB Datasheet(HTML) 4 Page - Texas Instruments |
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4 / 53 page  XTO CK DT PSEL DOUT DGND V DD D - D+ V BUS ZGND AGNDL V CCL V L OUT XTI SSPND TEST0 TEST1 HID2/MD HID1/MC HID0/MS HOST V CCP PGND V COM AGNDR V CCR V R OUT 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 PCM2704C, PCM2705C, PCM2706C, PCM2707C SBFS036B – MAY 2015 – REVISED AUGUST 2015 www.ti.com 6 Pin Configuration and Functions PCM2704C, PCM2705C DB Package 28-Pin SSOP Top View Pin Functions: DB Package (PCM2704C/PCM2705C) PIN DESCRIPTION NAME NO. I/O AGNDL 12 — Analog ground for headphone amplifier of L-channel AGNDR 17 — Analog ground for headphone amplifier of R-channel CK 2 O Clock output for external ROM (PCM2704C). Must be left open (PCM2705C). D+ 9 I/O USB differential input/output plus(1) D– 8 I/O USB differential input/output minus(1) DGND 6 — Digital ground DOUT 5 O S/PDIF output DT 3 I/O Data input/output for external ROM (PCM2704C). Must be left open with pullup resistor (PCM2705C). (1) HID0/MS 22 I HID key state input (mute), active high (PCM2704C). MS input (PCM2705C)(2) HID1/MC 23 I HID key state input (volume up), active high (PCM2704C). MC input (PCM2705C) (2) HID2/MD 24 I HID key state input (volume down), active high (PCM2704C). MD input (PCM2705C) (2) Host detection during self-powered operation (connect to VBUS). Max power select during bus-powered HOST 21 I operation (low: 100 mA, high: 500 mA).(3) PGND 19 — Analog ground for DAC, OSC, and PLL PSEL 4 I Power source select (low: self-power, high: bus-power)(1) SSPND 27 O Suspend flag, active low (low: suspend, high: operational) TEST0 26 I Test pin. Must be set high(1) TEST1 25 I Test pin. Must be set high(1) VBUS 10 — Connect to USB power (VBUS) for bus-powered operation. Connect to VDD for self-powered operation. VCCL 13 — Analog power supply for headphone amplifier of L-channel(4) (1) LV-TTL level. (2) LV-TTL level with internal pulldown (3) LV-TTL level, 5-V tolerant (4) Connect decoupling capacitor to GND. Supply 3.3 V for self-powered applications. 4 Submit Documentation Feedback Copyright © 2015, Texas Instruments Incorporated Product Folder Links: PCM2704C PCM2705C PCM2706C PCM2707C |
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