參數(shù)資料
型號(hào)： SAA7826
廠商： NXP Semiconductors N.V.
英文描述： CD audio decoder, digital servo and filterless DAC with integrated pre-amp and laser control
中文描述： CD音頻解碼器，數(shù)字伺服和濾波器DAC，具有集成前置放大器和激光控制
文件頁數(shù)： 55/89頁
文件大小： 379K
代理商： SAA7826
2003 Oct 01
55
Philips Semiconductors
Product specification
CD audio decoder, digital servo and filterless
DAC with integrated pre-amp and laser control
SAA7826
7.17.6
S
UMMARY OF SERVO COMMANDS
A list of the servo commands is given in Table 26. These are fully compatible with the SAA732X.
Table 26
Servo commands
Notes
1.
2.
3.
These commands are only available when the decoder interface is enabled.
<peak_I> and <peak_r> bytes are clocked out LSB first.
Decoder status flag information in, <dec_stat> is only valid when the internal decoder interface is enabled.
COMMANDS
CODE
BYTES
PARAMETERS
Write commands
Write_focus_coefs1
17H
7
<foc_parm3> <foc_int> <ramp_incr> <ramp_height>
<ramp_offset> <FE_start> <foc_gain>
<defect_parm> <rad_parm_jump> <vel_parm2>
<vel_parm1> <foc_parm1> <foc_parm2> <CA_drop>
<foc_mask> <foc_stat> <FFH>
<foc_gain> <foc_parm1>
<foc_gain> <foc_parm1>
<rad_length_lead> <rad_int> <rad_parm_play>
<rad_pole_noise> <rad_gain> <sledge_parm2>
<sledge_parm_1>
<chip_init>
‘1CH’
‘3CH’
<tracks_hi> <tracks_lo> <rad_stat>
<brake_dist> <sledge_U_max> <tracks_hi>
<tracks_lo> <rad_stat>
<sledge_level>
<re_offset> <re_gain> <sum_gain>
<decoder_reg_data>
<param_ram_addr> <param_data>
Write_focus_coefs2
27H
7
Write_focus_command
Focus_gain_up
Focus_gain_down
Write_radial coefs
33H
42H
62H
57H
3
2
2
7
Preset_Latch
Radial_off
Radial_init
Short_jump
Long_jump
81H
C1H
C1H
C3H
C5H
1
1
1
3
5
Steer_sledge
Preset_init
Write_decoder_reg
(1)
Write_parameter
B1H
93H
D1H
A2H
1
3
1
2
Read commands
Read_Q_subcode
(1)(2)
Read_status
0H
70H
up to 12
up to 5
<Q_sub1 to 10> <peak_l> <peak_r>
<foc_stat> <rad_stat> <rad_int_lpf> <tracks_hi>
<tracks_lo>
<intreq> <dec_stat> <seq_stat> <motor_start_time>
<re_offset> <re_gain> <sum_gain>
Read_hilevel_status
(3)
Read_aux_status
E0H
F0H
up to 4
up to 3
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參數(shù)描述
SAA7826HL 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:CD audio decoder, digital servo and filterless DAC with integrated pre-amp and laser control
SAA7826HL/E/M1A 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC PHONIC AUTO RoHS:否 制造商:Texas Instruments 轉(zhuǎn)換器數(shù)量: 分辨率:16 bit 接口類型:I2S, UBS 轉(zhuǎn)換速率: 信噪比:98 dB 工作電源電壓:5 V DAC 輸出端數(shù)量:2 工作溫度范圍:- 25 C to + 85 C 電源電流:23 mA 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-32 封裝:Reel
SAA7826HL/E/M1A,55 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC PHONIC AUTO RoHS:否 制造商:Texas Instruments 轉(zhuǎn)換器數(shù)量: 分辨率:16 bit 接口類型:I2S, UBS 轉(zhuǎn)換速率: 信噪比:98 dB 工作電源電壓:5 V DAC 輸出端數(shù)量:2 工作溫度范圍:- 25 C to + 85 C 電源電流:23 mA 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-32 封裝:Reel
SAA7826HL/M1A 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC PHONIC AUTO RoHS:否 制造商:Texas Instruments 轉(zhuǎn)換器數(shù)量: 分辨率:16 bit 接口類型:I2S, UBS 轉(zhuǎn)換速率: 信噪比:98 dB 工作電源電壓:5 V DAC 輸出端數(shù)量:2 工作溫度范圍:- 25 C to + 85 C 電源電流:23 mA 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-32 封裝:Reel
SAA7826HL/M1A,557 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC PHONIC AUTO RoHS:否 制造商:Texas Instruments 轉(zhuǎn)換器數(shù)量: 分辨率:16 bit 接口類型:I2S, UBS 轉(zhuǎn)換速率: 信噪比:98 dB 工作電源電壓:5 V DAC 輸出端數(shù)量:2 工作溫度范圍:- 25 C to + 85 C 電源電流:23 mA 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-32 封裝:Reel
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