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參數(shù)資料
| 型號： | TZA1047HL/M1B |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP64 |
| 封裝： | 10 X 10 MM, 1.4 MM HEIGHT, PLASTIC, MS-026, SOT314-2, LQFP-64 |
| 文件頁數(shù)： | 31/69頁 |
| 文件大?。?/td> | 324K |
| 代理商： | TZA1047HL/M1B |
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9397 750 14664
Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet
Rev. 02 — 1 June 2005
37 of 69
Philips Semiconductors
TZA1047
Preprocessor IC for CD and DVD rewritable
7.11.8 Normalizer block I2C-bus control signal overview
Table 20:
Normalizer single bit I2C-bus controls
Signal name
1
0
S4/8
central 4-segment detector mode
central 8-segment detector mode
CA/PP
central aperture mode
push-pull mode
FEN4/2
normalized focus error signal from 4 inputs
normalized focus error signal from 2 inputs
PFEN
inverted focus error polarity
normal focus error polarity
REN4/2
normalized radial error signal from 4 inputs
normalized radial error signal from 2 inputs
PREN
inverted radial error polarity
normal radial error polarity
PXDN
inverted spot position polarity
normal spot position polarity
RFCAL
connect rf-cal signal to XDN output
normal XDN output (x-position output
voltage)
DPD
DPD tracking method ON
DPD tracking method OFF
PTLN
inverted track loss signal polarity
normal track loss signal polarity
RTLN
TLN signal for 3-spot CA and PP methods
TLN signal derived from central sum signal
CLMP
activate TLN signal clamp
disable TLN signal clamp
Q/NE
detector signals on servo outputs
error signals on servo outputs
VARP
use LASP input signal as read power
reference
use internal read power reference Ipr
MIR1/2
MIRN signal based on Q1 to Q6 signals
MIRN signal based on rf signal
ALF1/2
INA signal based on Q5 + Q6 signals
INA signal based on rf signal
Table 21:
Normalizer analog control parameters set via I2C-bus
Register
Name
# bits Purpose
Step size Min
Max
Unit
IMIR[3:0]
IMIR
4
current level setting for MIRN signal
1.5
24
A
OFR[3:0]
OFR
4
focus error offset for read mode
0.5
4
+3.5
A
OFW[3:0]
OFw
4
focus error offset for write mode
0.5
4
+3.5
A
IN1[3:0]
IN1
4
normalizer reference current for FEN signal
2
4
34
A
IN2[3:0]
IN2
4
normalizer reference current for REN signal
10
160
A
IN3[3:0]
IN3
4
normalizer reference current for XDN signal
4
64
A
IN4[3:0]
IN4
4
normalizer reference current for TLN signal
10
0
150
A
ITW[3:0]
ITW
4
dropout-concealment threshold value for write mode
0.4
6.4
A
ITR[3:0]
ITR
4
dropout-concealment threshold value for read mode
0.4
6.4
A
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