參數(shù)資料
型號： TZA1031HL
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, 1.40 MM, PLASTIC, MS-026, SOT-314-2, LQFP-64
文件頁數(shù)： 15/52頁
文件大小： 207K
代理商： TZA1031HL
2002 Jun 06
22
Philips Semiconductors
Product specication
Signal processing IC for DVD rewriteable
TZA1031
7.2.9
CONTROL SIGNAL OVERVIEW
Table 5
Single bit controls
Table 6
Analog control parameters
BIT NAME
LOGIC 1
LOGIC 0
S4/8
4 segment central detector mode
8 segment central 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-call signal to XDN output
normal mode of XDN output
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
PARAMETER
NAME
PURPOSE
MIN.
LSB
MAX.
UNIT
IMIR[3:0]
IMIR
current level setting for MIRN signal
1.5
24
A
OFR[3:0]
OFR
focus error offset for read mode
4
+0.5
+3.5
A
OFW[3:0]
OFW
focus error offset for write mode
4
+0.5
+3.5
A
IN1[3:0]
IN1
normalizer reference current for FEN signal 4
2
34
A
IN2[3:0]
IN2
normalizer reference current for REN signal 10
10
160
A
IN3[3:0]
IN3
normalizer reference current for XDN signal 16
16
256
A
IN4[3:0]
IN4
normalizer reference current for TLN signal 20
30
470
A
ITW[3:0]
ITW
drop-out concealment threshold value for
write mode
0.4
6.4
A
ITR[3:0]
ITR
drop-out concealment threshold value for
read mode
0.4
6.4
A
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