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công cụ tìm kiếm bảng dữ liệu linh kiện điện tử |
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ACE9040 bảng dữ liệu(PDF) 3 Page - Mitel Networks Corporation |
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ACE9040 bảng dữ liệu(HTML) 3 Page - Mitel Networks Corporation |
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3 / 33 page  3 ACE9040 Pin No. Pin No. Name Description FP2 package FP1 package 11 V DD V DD supply to substrate, pin should be at highest d.c. voltage 2 2 DEC Mid-supply reference decoupling connection, 3.3 µF to GND 3 3 HF Output from TX or RX handsfree rectifier, switched by bit “HFS” 4 4 LI Line input 5 5 RREF Reference bias current set for all op-amps by resistor to GND 6 6 BIAS Buffered mid-supply reference output 77 AV DD Analogue V DD input 8 8 DATI Transmit data input 9 9 TSI SAT path input for locally generated tone 10 10 RSI SAT path receiver input for received tone 11 11 RXI Speech path receiver input 12 12 RBPO Audio output from EXPGAIN block 13 13 EAMPI Output from EARSENSE amp 14 14 HFGIN Input to RX volume control and handsfree attenuator 15 15 EOUT Expander speech output 16 16 ERCIN Expander time constant input, 180 k Ω to ERCOUT, 100 nF to GND 17 17 ERCOUT Expander time constant output, 180 k Ω to ERCIN 18 18 EIN Expander speech input, 33 nF to RBPO 19 19 EAMPO Output from EAMP op-amp 20 20 EAMPFB Inverting input to EAMP op-amp 21 21 EPOP Earpiece driver positive output 22 22 EV SS Earpiece V SS (GND) supply connection - 23/24 nc No connection 23 25 EPON Earpiece driver negative output 24 26 EV DD Earpiece V DD supply input 25 27 STBY Standby output: low indicates standby state, high is V DD output @ 10 mA 26 28 LO Line output 27 29 VMIDRX RX path mid-supply reference voltage, 82 nF to GND 28 30 DV DD Digital V DD 29 31 LEN Serial interface latch signal input, rising edge triggered 30 32 DV SS Digital V SS (GND) connection 31/32 - nc No connection 33 33 LVN Low supply V DD voltage indicator comparator output, reset active low output 34 34 SCLK Serial interface system clock input 35 35 SD Serial interface data input 36 36 RSO Received (regenerated) SAT output 37 37 TSO Transmit SAT output, regenerated or transponded 38 38 DATO Transmit data filter output. 39 39 AV SS Analogue V SS (GND) 40 40 MOD Modulation output: sum of Speech, Data and SAT 41 41 SUMO Modulation summing amplifier output 42 42 SUMI Modulation summing amplifier input 43 43 TLPO Transmit audio lowpass filter output 44 44 BGAP Bandgap voltage output, 10 nF to GND 45 45 V485 Hard limiter gain selection for 3.75 V or 4.85 V nominal supplies 46 46 nc No connection 47 47 DTMF DTMF tone output 48 48 AMPO Auxillary op-amp output 49 49 nc No connection 50 50 AMPI Auxillary op-amp inverting input (non-inverting internally connected to VMIDTX) 51 51 PREIN Transmit pre-emphasis filter input 52 52 TBPO Transmit bandpass filter output 53 53 CIN Compressor audio input, 10 nF from TBPO 54 54 CRCIN Compressor time constant input, 100 nF to GND, 180 k Ω to CRCOUT 55 55 VMIDTX TX path reference voltage, 82 nF to GND 56 56 CRCOUT Compressor time constant output, 180 k Ω to CRCIN 57 57 nc No connection 58 58 COUT Compressor audio output, 33 nF to PREIN 59 59 TXC Transmit handsfree audio level sensing rectifier smoothing filter, 68 nF to GND 60 60 RXC Received handsfree audio level sensing rectifier smoothing filter, 68 nF to GND 61 61 IPS Transmit audio gain INPSENSE adjustment block input 62 62 SLO Soft limiter output 63 63 MI Microphone input 64 64 MICBIAS Bias for electret or active microphone PIN DESCRIPTIONS Note: FP1 = 10 x 10mm package, FP2 = 7 x 7 mm package |
Số phần tương tự - ACE9040 |
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Mô tả tương tự - ACE9040 |
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