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UDA1325H Datasheet(PDF) 5 Page - NXP Semiconductors |
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UDA1325H Datasheet(HTML) 5 Page - NXP Semiconductors |
5 / 52 page 1999 May 10 5 Philips Semiconductors Preliminary specification Universal Serial Bus (USB) CODEC UDA1325 BLOCK DIAGRAM Fig.1 Block diagram (QFP64 package). handbook, full pagewidth MGM108 TIMING ANALOG PLL OSC 48 MHz OSC ADC 24 (19) 27 25 (20) 26 (21) 28 (22) 52 (39) 53 (40) 54 (41) 55 (42) 63 (4) 1 (5) 2 (6) 13 (14) 17 (16) 15 (15) (12) 11 (13) 12 (10) 9 (11) 10 (23) 32 (24) 33 (29) 38 (30) 39 (33) 42 (35) 44 ANALOG FRONT-END USB-PROCESSOR DIGITAL I/O FIFO AUDIO FEATURE PROCESSING DSP UPSAMPLE FILTERS VARIABLE HOLD REGISTER 3rd-ORDER NOISE SHAPER REFERENCE VOLTAGE 57 (1) 59 (2) 61 (3) 43 (34) 47 (36) 8 (9) 6 (8) MICRO- CONTROLLER TEST CONTROL BLOCK SAMPLE FREQUENCY GENERATOR MUX I2S-BUS INTERFACE DECIMATOR FILTER PGA LEFT Σ∆ ADC PGA RIGHT Σ∆ ADC LEFT DAC RIGHT DAC 49 (37) 51 (38) 45, 46 41 (32) 40 (31) Vref(AD) Vref(DA) (28) 37 (25) 34 (27) 36 (26) 35 (7) 4 (18) 21 (17) 19 n.c. UDA1325 + − − + VRN VINR VSSA2 VINL VSSA1 VDDA1 VOUTR RTCB GP4/BCKO SHTCB D − 7, 5, 3, 64, 62, 60, 58, 56 P0.7 to P0.0 14, 16, 18, 20, 22, 23, 29, 30 P2.0 to P2.7 D + VDDI VSSI VDDE GP1/DI GP0/BCKI VDDA2 BCK 48 EA 50 ALE WS DA 31 PSEN VSSA3 XTAL2a VDDA3 VRP GP2/DO GP3/WSO XTAL1a SDA VSSX XTAL1b XTAL2b CLK VDDX VSSO VOUTL TC SCL VDDO VSSE GP5/WSI The pin numbers given in parenthesis refer to the SDIP42 version. |
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