m61528fp Renesas Electronics Corporation., m61528fp Datasheet
m61528fp
Related parts for m61528fp
m61528fp Summary of contents
Page 1
... M61528FP SCF TYPE FIXED EQUALIZER FOR CAR AUDIO Features • Fixed equalizer(3 bands equalizer with SCF) 4 independent fixed equalizer controls. Reduce the external C,R parts by using SCF (Switched Capacitor Filter) technology. • FADER 4 independent fader controls. 0dB to –50dB/2dBstep, -∞dB ...
Page 2
... M61528FP Function • Fixed equalizer Frequency range Center frequency f0[Hz] Low 120, 150, 200, 300 Mid 800, 1.2K, 1.5K, 2K, 3K High 8K, 10K, 18K • FADER 0dB to –50dB / 2dB , -∞ independent fader controls ) The Soft-changing can work in gain step by 2dB. Refer to 15 page for Soft-changing. ...
Page 3
... M61528FP Pin Description Pin No. Name 3 FLIN 4 FRIN 5 RLIN 6 RRIN 23 FLOUT 22 FROUT 21 RLOUT 20 RROUT 2,19 GND 7,18 DGND 24 VCC 1 VREFIN 8 TEST 15 SACTIVE 14 OSCIN 13 OSCOUT 12 OSCR 17 DATA 16 CLOCK N.C Absolute Maximum Ratings Symbol Parameter VCC Power supply Pd Power dissipation K Thermal derating Topr Operating temperature Tstg ...
Page 4
... M61528FP Thermal derating Rev.1.1, Dec.17.2003, page 1.2 1.0 0.8 0.6 0 120 AMBIENT TEMPERATURE Ta (˚C) 150 ...
Page 5
... M61528FP Electrical Characteristics Unless otherwise noted, VCC=8V, Ta=25 °C,Vi=1Vrms, f=1KHz, Fixed EQ(Low/Mid/High)=0dB, FADER=0dB, Symbol Parameter Characteristics Icc Circuit current Gv Pass gain Sc Channel separation Vo max Maximum output voltage THD Total harmonic distortion Vno Output noise voltage Zin Input resistance Fixed EQ(Low) ...
Page 6
... M61528FP Unless otherwise noted , VCC=8V,Ta=25 °C,Vi=1Vrms, f=1KHz, Fixed EQ(Low/Mid/High)=0dB, FADER=0dB, RL=10K Ω, At the time of use of a ceramics oscillator. Symbol Parameter Fixed EQ(Mid) Gv(Boost) Control range(Boost) Gv(Cut) Control range(Cut) f0 Center frequency Q Quality factor Fixed EQ(High) Gv(Boost) Control range(Boost) Gv(Cut) Control range(Cut) ...
Page 7
... M61528FP Fixed Equalizer Frequency Characteristic (1) Frequency characteristics of Low (This characteristics is a simulation result.) • Gain control : 0dB to –8dB / 0.5dB (f0=120Hz, Q=2.0 setting) (FRONT and REAR are the same characteristics.) • Center frequency : 120Hz / 150Hz / 200Hz / 300Hz (Gv=-8dB, Q=2.0 setting) (FRONT and REAR are the same characteristics.) • ...
Page 8
... M61528FP REAR characteristics : 2.0 / 2.5 / 3.0 / 3.5 / 4.0 (Gv=-8dB, f0=120Hz setting) (2) Frequency characteristics of Mid (This characteristics is a simulation result.) • Gain control : +4dB to –8dB / 0.5dB (f0=1.2KHz, Q=1.0 setting) • Center frequency : 800Hz / 1.2KHz / 1.5KHz / 2.0KHz / 3.0KHz (Gv=-8dB, Q=1.0 setting) Rev.1.1, Dec.17.2003, page ...
Page 9
... M61528FP • Quality factor : 0.8 / 1.0 / 1.2 / 1.4 / 1.6 / 1.8 / 2.0 (Gv=-8dB, f0=1.2KHz setting) (3) Frequency characteristics of High (This characteristics is a simulation result.) • Gain control : +8dB to –8dB / 0.5dB (f0=10KHz, Q=1.0 setting) • Center frequency : 8KHz / 10KHz / 18KHz (Gv=+8dB, Q=1.0 setting) Rev.1.1, Dec.17.2003, page ...
Page 10
... M61528FP • Quality factor : 0.4 / 0.6 / 0.8 / 1.0 (Gv=+8dB, f0=10KHz setting) Power on Reset This IC builds in the power on reset function. The voltage of VCC (24 pin) less than 5.0V, the serial DATA can not accept. (V) 5.0V Relationship Between Data and Clock “H” “L” “H” “L” ...
Page 11
... M61528FP Clock and Data Timings 75% CLOCK 25 DATA Timing Definition of Digital Block Symbol Parameter t CLOCK cycle time cr t CLOCK pulse width (“H” level) WHC t CLOCK pulse width (“L” level) WLC t Rising time of CLOCK r t Falling time of CLOCK f t DATA setup time ...
Page 12
... M61528FP Data Control Specification DATA transmitting D10 D11 D12 D13 D14 D15 FRONT Lch FRONT Lch FRONT Lch Low Low Low (f0) (Q) (Gv) FRONT Lch FRONT Lch (f0) (Q) FRONT Lch FRONT Lch FRONT Lch High ...
Page 13
... M61528FP Data Transmission of Fixed Equalizer Setting • Faulty operation in the communication error occurrence. Fixed equalizer setting premise no-change setting after setting is done once. By this premise, A noise countermeasure circuit of the setting change isn’t built in. Therefore, It has the possibility that noise is made by communication error. ...
Page 14
... M61528FP • A communication error countermeasure function from the microcomputer. This IC has the function which changes a set inside when the same data were continued twice and it was received to reduce the occurrence probability of the above communication error. This function is possible to effective or ineffective change by serial data. ...
Page 15
... M61528FP Soft-Changing This IC built in the Soft-changing circuit for reduce the step-noise of Fader when internal switch changing. By this function, Switching noise of no-signal and some signals can be reduced. • SOFT-CHANGING 1 This is the circuit which changes gain smoothly at the setup time. This function can work as follows, (1) At the time of Soft-changing ON ...
Page 16
... M61528FP • SOFT-CHANGING 2 This is the circuit which changes gain by 2dB step. This function can work as follows, (1) At the time of Soft-changing ON. (2) Slot15/D6=1 (3) After the last Soft-changing is completed. For example, the movement when Fader is changed from 0dB to –6dBis shown in the right figure(ex.2). ...
Page 17
... By the DATA on the slot 13, a soft-changing movement start. * The order of the slot 14 becomes ineffective in the case as the upper figure. • make the Serial DATA transmitting interval IT from MCU(microcomputer)to M61528FP Serial DATA transmitting interval : IT > soft-changing time : T the reading error of the DATA doesn't occur. ...
Page 18
... M61528FP SLOT1(FRONT Lch low range) FRONT Low (f0 300Hz 1 1 200Hz 1 0 150Hz 0 1 120Hz 0 0 FRONT Low ( SLOT2(FRONT Lch middle range) FRONT Mid (f0 3.0KHz 1 0 2.0KHz 1.5KHz 1.2KHz 0 0 800Hz ...
Page 19
... M61528FP SLOT3(FRONT Lch high range) FRONT High (f0 18KHz 1 0 10KHz 0 1 8KHz 0 0 FRONT High ( Rev.1.1, Dec.17.2003, page FRONT High (Gv +8.0dB +7.5dB +7.0dB ...
Page 20
... M61528FP SLOT4(FRONT Rch low range) FRONT Low (f0 300Hz 1 1 200Hz 1 0 150Hz 0 1 120Hz 0 0 FRONT Low ( SLOT5(FRONT Rch middle range) FRONT Mid (f0 3.0KHz 1 0 2.0KHz 0 0 1.5KHz 1.2KHz 0 800Hz 0 FRONT Mid ...
Page 21
... M61528FP SLOT6(FRONT Rch high range) FRONT High (f0 18KHz 1 0 10KHz 0 1 8KHz 0 0 FRONT High ( Rev.1.1, Dec.17.2003, page FRONT High (Gv +8.0dB +7.5dB +7.0dB ...
Page 22
... M61528FP SLOT7(REAR Lch Low range) REAR Low (f0 300Hz 1 1 200Hz 1 0 150Hz 0 1 120Hz 0 0 REAR Low ( 4 SLOT8(REAR Lch middle range) REAR Mid (f0 3.0KHz 1 0 2.0KHz 0 0 1.5KHz 1 ...
Page 23
... M61528FP SLOT9(REAR Lch high range) REAR High (f0 18KHz 1 0 10KHz 0 1 8KHz 0 0 REAR High ( Rev.1.1, Dec.17.2003, page REAR High (Gv +8.0dB +7.5dB +7.0dB ...
Page 24
... M61528FP SLOT10(REAR Rch Low range) REAR Low (f0 300Hz 1 1 200Hz 1 0 150Hz 0 1 120Hz 0 0 REAR Low ( 4 SLOT11(REAR Rch middle range) REAR Mid (f0 3.0KHz 1 2.0KHz 0 0 1.5KHz 0 1.2KHz ...
Page 25
... M61528FP SLOT12(REAR Rch high range) REAR High (f0 18KHz 1 0 10KHz 0 1 8KHz 0 0 REAR High ( Rev.1.1, Dec.17.2003, page REAR High (Gv +8.0dB +7.5dB +7.0dB ...
Page 26
... M61528FP SLOT13 FADER( FRONT) FRONT Lch D0 D1 ATT D5 D6 FRONT Rch 0dB 1 1 -2dB 1 1 -4dB 1 1 -6dB 1 0 -8dB 1 0 -10dB 1 0 -12dB 1 0 -14dB 1 0 -16dB 1 0 -18dB 1 0 -20dB 1 0 -22dB 0 1 -24dB 0 1 -26dB 0 1 -28dB 0 1 -30dB ...
Page 27
... M61528FP SLOT15 soft-changing time D0 D1 Time 1 1 83mS(41. 5mS 66mS(33mS 41mS(20. 5mS 33mS( 16.5mS) Soft-changing time can be changed with 1/0 of D2. D2=“1”: The left time of the left table. (soft-changing time: 83mS,66mS,41mS,33mS) D2=“0” time of the left table. (soft-changing time: 41.5mS,33mS,20.5mS,16.5mS) ...
Page 28
... M61528FP Application Example 1. At the time of use the internal oscillator (When D3= "0" of the slot 15.) 0.1 100 Connect 91K Rev.1.1, Dec.17.2003, page VCC VREFIN GND FLOUT FROUT FLIN RLOUT FRIN RROUT RLIN RRIN GND ...
Page 29
... M61528FP 2. At the time of use the external ceramic oscillator (fCLK=4.00MHz). (When D3= “1" of the slot 15) 0.1 100 1 VREFIN + GND 2 2.2 3 FLIN + 2.2 4 FRIN + 2.2 5 RLIN + 2.2 6 RRIN + 7 DGND TEST 8 N Connect N.C 11 N.C OSCR 12 Rev.1.1, Dec.17.2003, page 0.1 + 100 24 VCC 2.2 FLOUT 23 + 2.2 FROUT 22 + 2.2 21 RLOUT + 2 ...
Page 30
... M61528FP Package Dimensions Rev.1.1, Dec.17.2003, page ...
Page 31
Sales Strategic Planning Div. Keep safety first in your circuit designs! 1. Renesas Technology Corp. puts the maximum effort into making semiconductor products better and more reliable, but there is always the possibility that trouble may occur with them. Trouble ...