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参数资料
| 型号： | TZA1020A |
| 厂商： | NXP Semiconductors N.V. |
| 英文描述： | Pre-amplifiers for CD-RW systems |
| 中文描述： | 前级放大器的CD - RW系统 |
| 文件页数： | 17/36页 |
| 文件大小： | 153K |
| 代理商： | TZA1020A |
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2000 Oct 30
24
Philips Semiconductors
Product specication
Pre-ampliers for CD-RW systems
TZA1020; TZA1020A
VAZIN
voltage on AZIN input node IAZIN = 100 A
0
mV
IAZIN =10 A
60
mV
Vo(DALPHA)
output voltage pin
DALPHA
3.5
+3.5
V
Rsw(AINTON)
resistance AINTON switch
50
Wobble pre-processor; see note 10 and Table 33
LPF2
B3dB(LPF2)
bandwidth (
3 dB) of LPF2 lpsel = 00
32
40
48
kHz
lpsel = 01
64
80
96
kHz
lpsel = 10
120
150
180
kHz
lpsel = 11
240
300
360
kHz
B
LPF2
relative variation BLPF2
over input current range
note 10
6%
VARIABLE GAIN LOOP
kbal
sensitivity balance circuit
1
V1
Gbal
gain balancing circuit
cdrwsel = 0
0.758
0.889
0.951
cdrwsel = 1
3.0
3.5
3.84
Il/Ir
input current range of
balancing circuit
0.5
2
SRloop
slew rate loop
ppnctrl1 = 0
6200
V/s
0
V/s
B3dB(bal)
bandwidth variable gain
loop
Iop =Ion =0 A; note 11
800
1000
1250
kHz
ppnctrl1 = 0; note 11
0
kHz
MULTIPLIER LOOP
VPPN(norm)
normalize voltage pin PPN
3.14
V
Rca
resistance ca
AMON = 0
8
k
AMON = 1
1k
B3dB(HPF)
bandwidth (
3 dB) of HPF
40
50
60
kHz
kmult
sensitivity multiplier
0.19
mA/V2
gm(V-I)
transconductance V
→ I
Vp Vref(V-I) < 0.354 V;
note 12
340
A/V
ppnctrl2 = 0
0
A/V
Vref(V-I)
reference voltage V
→ I
3.25
3.5
3.75
V
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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| TZA1020HP | 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Pre-amplifiers for CD-RW systems |
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| 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) |
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