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ES4428 Folha de dados(PDF) 6 Page - List of Unclassifed Manufacturers |
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ES4428 Folha de dados(HTML) 6 Page - List of Unclassifed Manufacturers |
6 / 10 page 6 SAM0358-052201 ESS Technology, Inc. ES4428/ES4427 PRODUCT BRIEF Name Number I/O Definition AUX8 18 I/O General purpose I/O. TWS 19 I Transmit audio frame sync. SPLL_OUT O SPLL_OUT is the select PLL output. AUX9 20 I/O General purpose I/O. TSD 21 I Transmit audio data input. TBCK 22 I Transmit audio bit clock. RWS 23 O Receive audio frame sync. SEL_PLL1 I System and DSCK output clock frequency selection at reset time. The matrix below lists the available clock frequencies and their respective PLL bit settings.. RSTOUT# 24 O Reset output. RSD 33 O Receive audio data input. SEL_PLL0 I Refer to the description and matrix for SEL_PLL1 pin 23. AUX10 34 I/O General purpose I/O. AUX11 35 I/O Interrupt output to ES4428. AUX12 36 I/O CD loader C2PO. RBCK 37 O Receive audio bit output clock. SER_IN I SER_IN is the serial input DSC mode. 1 = Serial DSC mode. 0 = Parallel DSC mode. AUX13 38 I/O General purpose I/O. AUX14 39 I/O Interrupt input from Modem DSP. AUX15 40 I/O IR interrupt Input. VSSAA 41,51 I Audio analog ground. VCM 42 I ADC Common Mode Reference (CMR) buffer output. CMR is approximately 2.25 V. Bypass to analog ground with 47 µF electrolytic in parallel with 0.1 µF. VREFP 43 I DAC and ADC maximum reference. Bypass to VCMR with 10 µF in parallel with 0.1 µF. VCCAA 44 I 5.0V analog audio power supply. AOR+, AOR- 45, 46 O Right channel output. AOL-, AOL+ 47, 48 O Left channel output. MIC2 49 I Microphone input 2. MIC1 50 I Microphone input 1. VREF 52 I Internal resistor divider generates Common Mode Reference (CMR) voltage. Bypass to analog ground with 0.1 µF. VREFM 53 I DAC and ADC minimum reference. Bypass to VCMR with 10 µF in parallel with 0.1 µF. RSET 54 I Full scale DAC current adjustment. COMP 55 I Compensation pin. VSSAV 56:57, 62:63 I Video analog ground CDAC 58 O Modulated chrominance output. VCCAV 59, 60 I Video VCC, 5 V Table 2 ES4427 Pin Descriptions (Continued) SEL_PLL1 SEL_PLL0 DCLK 0 0 Bypass PLL (input mode) 0 1 27 MHz (output mode) Default 1 0 32.4 MHz (output mode) 1 1 40.5 MHz (output mode) |
Nº de peça semelhante - ES4428 |
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Descrição semelhante - ES4428 |
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