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| Tel: 886-2-66296288 Fax: 886-2-29174598 http://www.princeton.com.tw 2CH Electronic Volume with Tone & Surround PT2329 DESCRIPTION The PT2329 is a 2-ch electronic volume with tone and surround IC for Mini Combo. It has a 6-input selector, Bypass/tone/tone & surround, input gain control and 2ch master volume. It can control all of these functions with I2C Interface. FEATURES * * * * * * * * * Supply voltage: Vcc=9V (typ.) Volume: 0~-87dB, -/1dB step, each channels are independence control. Input selector: 6 stereo input selector include 1 REC output of 0/-2dB + Mute Input gain control: 0dB~+12dB/1dB step Tone control: - Bass: -15dB~+15dB/1dB step - Treble: -15dB~+15dB/1dB step Surround: Surround APPLICATION * Mini Combo PT2329 V1.0 -1- December, 2007 Tel: 886-2-66296288 Fax: 886-2-29174598 http://www.princeton.com.tw 2CH Electronic Volume with Tone & Surround PT2329 PIN CONFIGURATION REFIN INL1 INL2 INL3 INL4 INL 5 1 2 3 4 5 6 32 VCC 31 INR 1 30 INR 2 29 INR 3 28 INR 4 27 INR 5 26 INR6(RECR) 25 IGOUTR 24 VOLINR 23 TRER 22 BASSR 1 21 BASSR 2 20 19 18 17 ROUT DGND SCL SDA INL6(RECL) 7 IGOUTL 8 VOLINL 9 TREL 10 BASSL 1 BASSL2 11 12 LOUT 13 AGND 14 N.C 15 CEXT 16 PT2329 V1.0 -2- December, 2007 Tel: 886-2-66296288 Fax: 886-2-29174598 http://www.princeton.com.tw 2CH Electronic Volume with Tone & Surround PT2329 APPLICATION EXAMPLE REFIN INL1 10uF 1 REF 32 VCC 1uF 1 uF 2 31 INR1 INL2 INL3 1 uF 3 30 1uF INR2 1uF 1 uF 4 Input selector 5 Input selector 28 29 INR3 1uF INL4 INL5 INL6(RECL) 1 uF INR4 1uF 1 uF 6 27 INR5 1uF 1 uF 7 0/-2dB 0/-2dB 26 INR6(RECR) IGOUTL 2.2uF 8 mute 0~ +12dB 1dB/ step 0 ~ - 87dB, 1dB/ step 25 mute volume 0~ +12dB 1dB/ step IGOUTR 2.2uF 8 0 ~ - 87dB, 1dB/ step 8200pF 8 VOLINL TREL volume 9 24 VOLINR 8200pF 10 Surround 23 TRER BASSL1 8.2K 0.068uF 11 BASSL2 4.7 uF 12 Tone Control Lch Bass/Tr eble Mode Selector Mode Selector Tone Control Rch Bass/Tr eble 22 BASSR1 8.2K . 0.068uF 21 BASSR2 4.7uF LOUT 47K 13 20 ROUT 47K AGND 14 19 DGND N.C CEXT 0.22uF 15 I2C I/F 16 De- pop 18 SCL SDA 17 PT2329 V1.0 -3- December, 2007 Tel: 886-2-66296288 Fax: 886-2-29174598 http://www.princeton.com.tw 2CH Electronic Volume with Tone & Surround PT2329 ORDER INFORMATION Valid Part Number PT2329 Package Type 32 Pins, SOP, 300MIL Top Code PT2329 PT2329 V1.0 -4- December, 2007 |
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