參數(shù)資料
型號(hào)： 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)： 28/52頁
文件大?。?/td> 207K
代理商： TZA1031HL
2002 Jun 06
34
Philips Semiconductors
Product specication
Signal processing IC for DVD rewriteable
TZA1031
Note
1. These bits must be reset to zero at power-on by the user.
Table 11 Analog control parameters
FH
STBY
set to standby mode
set to active mode
SQRT
take square root in ALFA-PC
measurement
no square root in ALFA-PC
measurement
ALFA
MSEL[5:0]
monitor block control signal
MON
BCAEN
BCA circuit enabled
BCA circuit disabled
BCA
ADDR.
PARAM.
NAME
PURPOSE
REF.
MIN.
LSB
MAX.
UNIT
1H
IMIR[3:0]
IMIR
current level setting for MIRN signal
NORM
1.5
24
A
OFR[3:0]
OFR
focus error offset for read mode
NORM
4
+0.5
+3.5
A
OFW[3:0]
OFw
focus error offset for write mode
NORM
4
+0.5
+3.5
A
2H
IN3[3:0]
IN3
normalizer reference current for XDN
signal
NORM
16
256
A
IN2[3:0]
IN2
normalizer reference current for REN
signal
NORM
10
160
A
IN1[3:0]
IN1
normalizer reference current for FEN
signal
NORM
4
2
34
A
3H
GRF[3:0]
GRF
RF path VGA gain
RF-AMP
4
+0.8
+8
dB
4H
DCRF[5:0]
DCRF
RF path DC offset
RF-AMP
0
10
630
mV
5H
ITW[3:0]
ITW
drop-out concealment threshold value
for write mode
NORM
0.4
6.4
A
ITR[3:0]
ITR
drop-out concealment threshold value
for read mode
NORM
0.4
6.4
A
IN4[3:0]
IN4
normalizer reference current for TLN
signal
NORM
20
30
470
A
9H
BWRF[6:0]
f0RF
RF path lter corner frequency
RF-AMP
16
1
143
MHz
AH
ORF[5:0]
ORF
RF path offset correction
RF-AMP
95
+3
+94
mV
BH
BWPP[2:0]
BWPP push-pull amplier lter
3 dB frequency PP-AMP 2
>20
MHz
CH
GPP[3:0]
Gpp
push-pull amplier gain
PP-AMP
3
+0.8
+9
dB
DH
IA2[5:0]
IA2
ALFA measurement reference current
for dye media method 2
ALFA
0
1.5
94.5
A
AN[2:0]
AN
ALFA-dye measurement integrator
capacitor multiplication factor:
AN =2AN; see also Chapter 9
ALFA
0.03125
1
EH
BCTL[2:0]
fLPF
BETA circuit
3 dB frequency for CALF
low-pass lter: fLPF = 0.5 × 2BCTL
BETA
0.5
32
kHz
τpeak
BETA circuit peak detector time
constant:
τpeak = 500 × 2BCTL; see also
Chapter 9
BETA
7.81
500
s
IBS[4:0]
IBS
scaling current for BETA circuit
outputs A1, A2 and CALF
BETA
5
160
A
ADDR. BIT NAME
LOGIC 1
LOGIC 0
BLOCK
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