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参数资料
| 型号： | TZA1020HP |
| 厂商： | NXP SEMICONDUCTORS |
| 元件分类： | 光电元器件 |
| 英文描述： | Pre-amplifiers for CD-RW systems |
| 中文描述： | 1 CHANNEL READ WRITE AMPLIFIER CIRCUIT, PQFP44 |
| 封装： | PLASTIC, QFP-44 |
| 文件页数： | 32/36页 |
| 文件大小： | 153K |
| 代理商： | TZA1020HP |
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2000 Oct 30
5
Philips Semiconductors
Product specication
Pre-ampliers for CD-RW systems
TZA1020; TZA1020A
6
PINNING
SYMBOL
PIN
DESCRIPTION
UOUT
1
reference voltage output
RREF
2
reference current input
C2
3
central photo diode current input
SA1
4
satellite photo diode current input
SB1
5
satellite photo diode current input
C3
6
central photo diode current input
C4
7
central photo diode current input
SA2
8
satellite photo diode current input
SB2
9
satellite photo diode current input
C1
10
central photo diode current input
CAGAIN
11
set-point laser power on disc,
current input
SDA
12
I2C-bus data input/output
SCL
13
I2C-bus clock input
AMON
14
alpha measurement on switch
(write/read state)
ERON
15
normalized error signals on switch
VDD2
16
positive supply voltage 2
GND2
17
ground 2
VSS2
18
negative supply voltage 2
ASTROBE
19
control signal sample-and-hold in
alpha measurement
AINTON
20
control signal integrator in alpha
measurement
ALS
21
DALPHA output enabled/disabled
AINT
22
integrator capacitor for alpha
measurement
CAHF
23
central aperture high-frequency
current output
DALPHA
24
alpha error signal for laser power
control
AZIN
25
set-point alpha control
PPN
26
normalized, balanced push-pull
signal voltage
CWBL
27
capacitor for EFM noise reduction
loop
VDD1
28
positive supply voltage 1
GND1
29
ground 1
VSS1
30
negative supply voltage 1
RE
31
fast track count signal voltage
output
MEAS1
32
combination of photo diode
currents for adjustment 1
MEAS2
33
combination of photo diode
currents for adjustment 2
XDN
34
normalized spot position error
current output
FEN
35
normalized focus error current
output
REN
36
normalized radial error current
output
TLN
37
normalized track-loss current
output
MIRN
38
mirror output (disc reection)
current output
CALPF
39
capacitor to dene CALF
bandwidth
HCA1
40
capacitor to dene time constant
peak detector A1
HCA2
41
capacitor to dene time constant
peak detector A2
A2
42
pit amplitude relative to CALF,
voltage output
A1
43
land amplitude relative to CALF,
voltage output
CALF
44
low-pass ltered aperture signal,
voltage output
SYMBOL
PIN
DESCRIPTION
相关PDF资料 |
PDF描述 |
|---|---|
| TZA1020 | Pre-amplifiers for CD-RW systems |
| TZA1020A | Pre-amplifiers for CD-RW systems |
| TZA1024T | Data amplifier and laser supply circuit for CD audio and video optical systems ADALAS |
| TZA1025T | Data amplifier and laser supply circuit for CD audio and video optical systems ADALASLC |
| TZA1026T | Data amplifier and laser supply circuit for CD audio and video optical systems ADALASAuto |
相关代理商/技术参数 |
参数描述 |
|---|---|
| TZA1020HP/A | 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Pre-amplifiers for CD-RW systems |
| TZA1022 | 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Preamplifier and laser supply for CD/CDRW read-only optical systems (TRICINTA) |
| TZA1024 | 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:The TZA1024 is a data amplifier and laser supply circuit for voltage output mechanisms found in a wide range of audio and video CD systems. The device contains an RF amplifier and an automatic laser power control circuit. |
| TZA1024T | 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Data amplifier and laser supply circuit for CD audio and video optical systems ADALAS |
| TZA1025 | 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Data amplifier and laser supply circuit for CD audio and video optical systems ADALASLC |
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