CR6831T Chip-Rail, CR6831T Datasheet
CR6831T
Related parts for CR6831T
CR6831T Summary of contents
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... DESCRIPTION The CR6831T developed for producing echo effects added to voice signals picked up by microphone for karaoke applications. The IC has the largest memory among the digital delay series. As it’s design is aimed at high performance best suited to provide radio cassette tape recorders and miniature unit audio system with quality echo function ...
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... CR6831T www.DataSheet4U.com Pin Configuration Nov, 2005 V1.3 Chengdu Chip-Rail Tech. Co., Ltd. 2/14 ...
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... CR6831T www.DataSheet4U.com BLOCK DIAGRAM Nov, 2005 V1.3 Chengdu Chip-Rail Tech. Co., Ltd. Unit Resistance:Ω 3/14 ...
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... CR6831T www.DataSheet4U.com PIN DESCRIPTION No. Symbol ○ VDD Digital VDD 1 ○ 2 XIN Oscillator input ○ XOUT Oscillator output 3 ○ D1/REQ Delay1/Request 4 ○ D2/SCK Delay2/Shift clock 5 ○ D3/DATA Delay3/Serial data 6 ○ D4/IDSW Delay4/ID switch 7 ○ TEST Test 8 ○ EASY/ µ -COM Easy/ µ -COM 9 ○ ...
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... V Supply voltage Difference voltage CC DD fck Clock frequency VIH High input voltage VIL Low input voltage Nov, 2005 V1.3 Chengdu Chip-Rail Tech. Co., Ltd. Parameter Conditions CR6831T CR6831TF THERMAL DERATING (MAXIMUM RATING) AMBIENT TEMPERATURE Ta (°C ) Conditions Min 4.5 4.5 -0 Ratings Units 6.5 V 100 ...
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... CR6831T www.DataSheet4U.com ELECTRICAL CHARACTERISTICS (Vcc=5V,f=1kHz,Vi=100mVrms,Ta=25°C,unless otherwise noted) Symbol Parameter Icc Circuit current G Voltage gain V V Maximum output voltage OMAX THD Output distortion No Output noise voltage Supply voltage rejection SVRR ratio TMUTE Mute time Circuit current Iccs (Sleep mode) Nov, 2005 V1 ...
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... CR6831T www.DataSheet4U.com OPERATION 1) DELAY TIME fs=sampling frequency(kHz) Td=delay time(msec) Nov, 2005 V1.3 Chengdu Chip-Rail Tech. Co., Ltd 500 250 12.3 24.6 36.9 49.2 61.4 73.7 86.0 98.3 110.6 122.9 135.2 147.5 159.7 172.0 184 ...
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... CR6831T www.DataSheet4U.com 2) EASY MODE(EASY / µ -COM=H) D1,D2,D3,D4 and sleep are for easy mode D1 D2 delay time D3 D4 SLEEP 3) µ -COM MODE(EASY / µ -COM=L) TIMING DIAGRAM This Timing chart shows that delay time is set by serial data from µ -COM. DATA signal is latched at the falling edge of SCK signal, the last ten data are set at the rising edge of REQ signal when ID codes are satisfied.* ...
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... CR6831T www.DataSheet4U.com REQ,SCK,DATA INPUT TIMING Symbol Parameter t1 SCK pulse width ds SCK pulse duty t2 DATA setup time t3 DATA hold time t4 REQ hold time t5 REQ pulse width Nov, 2005 V1.3 Chengdu Chip-Rail Tech. Co., Ltd. min typ max —— —— 250 —— ...
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... CR6831T www.DataSheet4U.com 4) MUTING (1)Easy mode Automatic mute upon changing delay time,cancelling SLEEP mode and power-on. (2)µ -COM mode MUTE=H: mute MUTE=L: automatic mute AUTOMATIC MUTE (b) UPON CANCELLING SLEEP MODE Nov, 2005 V1.3 Chengdu Chip-Rail Tech. Co., Ltd. (a) UPON CHANGING DELAY TIME (c) UPON POWER-ON ...
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... CR6831T www.DataSheet4U.com 5) SLEEP MODE SLEEP data is H:clock and RAM stop to reduce circuit current (SLEEP mode) L:normal operation 6) SYSTEM RESET Automatically reset power-on. The reset time is about 120msec. Delay time is set at 147.5msec. Nov, 2005 V1.3 Chengdu Chip-Rail Tech. Co., Ltd. 11/14 ...
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... CR6831T www.DataSheet4U.com TEST CIRCUIT Nov, 2005 V1.3 Chengdu Chip-Rail Tech. Co., Ltd. 12/14 ...
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... CR6831T www.DataSheet4U.com TEST METHODS Switch condition Sampling No Parameter frequency — 1 Current circuit 500kHz 2 Voltage gain 250kHz 500kHz 3 Delay time 250kHz 500kHz Output 4 voltage(max) 250kHz Total harmonic 500kHz 5 distortion 250kHz Output noise 6 250kHz voltage Supply voltage — 7 rejection ratio — Mute time 8 — ...
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... CR6831T www.DataSheet4U.com APPLICATION EXAMPLE 1.EASY MODE 2.µ -COM MODE Nov, 2005 V1.3 Chengdu Chip-Rail Tech. Co., Ltd. 14/14 ...