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PDF TA2151FN Data sheet ( Hoja de datos )
| Número de pieza | TA2151FN | |
| Descripción | RF Amplifier | |
| Fabricantes | Toshiba Semiconductor | |
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TOSHIBA Bipolar Linear Integrated Circuit Silicon Monolithic
TA2151FN
RF Amplifier for Digital Servo CD System
TA2151FN
TA2151FN is a 3-beam type PUH compatible RF Amplifier for
Digital Servo to be used in the CD system.
In combination with a CMOS single chip processor
TC9462F/TC9495F, a CD system can be composed very simply.
Features
· Built-in amplifier for reference (VRO, 2VRO) supply.
· Built-in Auto Laser Power Control circuit.
· Built-in RF amplifier.
· Built-in AGC amplifier.
· Built-in focus error amp and tracking error amp.
· Built-in gain change circuit for CD-RW.
· Capable of tracking balance control with TC9462F/TC9495F.
· Built-in signal amplifier for track counter.
· Capable of 4 times speed operation.
· 30 pin mini flat package.
Weight: 0.17 g (typ.)
1 2003-01-16
1 page  
TA2151FN
Electrical Characteristics
(unless otherwise specified, VCC = 5 V, Ta = 25°C, RFGC = VCC, GVSW = VCC)
Characteristics
Assured power supply
voltage
Power
supply
Power supply current 1
(normal mode)
Power supply current 2
(CD-RW mode)
Reference
voltage
(2VRO)
Reference voltage
Output current
Input current
Reference voltage
Reference Reference voltage limit
voltage
(VRO)
Output current
Input current
Transfer resistance1
(normal mode)
Transfer resistance2
(CD-RW mode)
Frequency band width1
(normal mode)
Frequency band width2
(CD-RW mode)
RF1 Output slew rate
Output offset voltage 1
(normal mode)
Output offset voltage 2
(CD-RW mode)
Upper limit output voltage
Lower limit output voltage
Permissive load
resistance
Lower limit voltage gain
Upper limit voltage gain
Frequency band width
RF2
(AGC)
Output slew rate
Output offset voltage
Upper limit output voltage
Lower limit output voltage
Permissive load
resistance
Voltage gain
APC
Operation ref. Voltage
LD off voltage
Input bias current
Symbol
VCC
ICC1
ICC2
2VR
IOH2
IOL2
VR
DVR
IOH1
IOL1
RT1
RT2
fc1
fc2
SR
VOS1
VOS2
VOH
VOL
RLM
GVL
GVH
fc
SR
VOS
VOH
VOL
RLM
Gv
VMDI
VLDOP
II
Test
Circuit
¾
Test Condition
¾
Min Typ. Max Unit
4.5 5.0 5.5
V
GVSW = VCC
¾
SEL = HiZ
REGC = HiZ
23 33 43 mA
GVSW = GVD
¾¾
DV = -0.2 V
¾
DV = +0.1 V
¾¾
¾ 2 ´ VR/2VR - 1
DV = -0.2 V
¾
DV = +0.1 V
4.0 4.2 4.4
V
2.0 ¾
0.1 ¾
¾
mA
¾
2.0 2.1 2.2
V
-3.0 0.0
¾
%
5.0 ¾
5.0 ¾
¾
mA
¾
GVSW = VCC 153 180 207
¾
f = 100 kHz
Rf = 20 kW
kW
GVSW = GND 690 812 934
GVSW = VCC ¾ 8 ¾
¾
-3dB point
Rf = 20 kW
MHz
GVSW = GND ¾ 8 ¾
¾ CRFO = 20 pF
¾ 20 ¾ V/ms
VR Reference GVSW = VCC ¾ -50 ¾
¾ Rf = 20 kW
Input: Open GVSW = GND ¾ -100 ¾
mV
¾ GND Reference
3.8 ¾
¾
V
¾ ¾ 0.9
¾ ¾ 10 ¾ ¾ kW
RFGC = 0.6 V 0.6 0.7 0.8
¾ f = 100 kHz
V/V
RFGC = 3.6 V 1.3 1.5 1.7
¾ -3dB point
¾ 20 ¾ MHz
¾ CRFO = 20 pF
¾ VR Reference, Input: Open
¾ 20 ¾ V/ms
¾ 100 ¾ mV
¾ GND Reference
3.8 ¾
¾
V
¾ ¾ 0.9
¾ ¾ 10 ¾ ¾ kW
¾ f = 1 kHz
¾ VLDO = 3.5 VDC
¾ SEL = GND, VCC Reference
¾ MDI = 178 mV
¾ 200 ¾ V/V
170 178 192 mV
-0.7 ¾ ¾ V
-200 ¾ 200 nA
5 2003-01-16
5 Page | ||
| Páginas | Total 10 Páginas | |
| PDF Descargar | [ Datasheet TA2151FN.PDF ] | |
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