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CXA3199TN
Wideband Pre-amplifier
Description The CXA3199TN is a wideband Pre-amplifier for VTR head. Features * Operate on single +3.3 V power supply * Low power consumption Read : 45 mW * Ultra small package * Wideband (-3 dB) : 140 MHz (typ) * Read amplifier emitter follower output featuring 380 times gain (typ). * Low input capacitance : 3.0 pF * Low input noise : 0.65 nV / Hz * Read data outputs are high impedance in Power Saving Mode Structure Bipolar silicon monolithic IC 10 pin TSSOP (Plastic)
Absolute Maximum Ratings (Ta=25 C) * Supply voltage VCC 6 V * Operating temperature Topr -20 to +70 C * Storage temperature Tstg -55 to +150 C * Allowable power dissipation (on board) PD 1000 mW Operating Conditions Supply voltage
VCC
3.1 to 5.5
V
Block Diagram and Pin Configuration
VCC
1 2 3
AMP
10
CE
NC
9 8 7 6
XCE
HX
RDX
HY
4 5
RDY
GND
GND
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
--1--
E98221-TE
CXA3199TN
Pin Description No. 1 Symbol VCC
VCC
Equivalent circuit
Description
2k
2k
3 4
H0X H0Y
3
Head.
4
100k GND
5 6
GND
VCC
7 8
RDY RDX
7 8
Read amplifier output.
GND
VCC 100k
9
XCE
9
100k 50k 1.6V GND
Power Save signal input.
VCC 100k 100k
10
CE
10 50k 1.6V GND
Power Save signal input.
--2--
CXA3199TN
Electrical Characteristics Item Current consumption for read Current consumption for chip disenable Digital input "Low" input voltage Digital input "High" input voltage Digital input "Low" input current Digital input "High" input current Read amplifier differential voltage gain Frequency band width (-3 dB) Input referred noise voltage Common mode rejection ratio Supply voltage rejection ratio Read data output offset voltage for Read Chip disenable to read Differential input capacitance Differential input resistance Output resistance Read data output sink current Symbol ICCR ICCXCE VIL VIH IIL IIH AV BW EN CMRR PSRR VOFFR TIR CIN RIN RRD Isink RDX or RDY
(Unless otherwise specified, VCC=3.3 V, Ta=25 C) Test condition Min. 8.0 0.3 Typ. 13.5 0.5 Max. 19.5 0.8 0.8 2.0 -100 100 300 100 380 145 0.65 50 50 -300 300 500 3.0 0.8 10.0 2.0 2.1 20.0 3.0 4.5 3.5 35.0 4.1 0.8 460 Unit. mA mA V V A A V/V MHz nV Hz dB dB mV ns pF k mA
"H" applied voltage: 3.3 V "L" applied voltage: 0 V Input voltage : 1 mVp-p, 300 kHz Frequency at which AV lower by 3 dB Head impedance : 0 Common input voltage : 100 mVp-p, 20 MHz Ripple voltage : 100 mVp-p, 20 MHz VOFFR=VRDX-VRDY, A version
Guaranteed until Ta=70C
--3--
CXA3199TN
Test Circuit 1
1k LPF x100 AMP x1 1k
V
to 50MHz
V
AMP
1 3.3V
1
V
a b a b a b a
V
b a
A
10
A 9 8 7 6
1
2
3
4
5
a
b
a
b
ba
abcd
abcd 0.1
A
1 VCC 3.3V VCC 3.3V
A
0.1
0.1
Test Circuit 2
1k x1 AMP 1 PG PG 1 1k
10
9
8
7
6
1
2
3
4
5
3.3V
1
LH 1H
--4--
CXA3199TN
Timing Chart
XCE
CE
TIR 90% RDX RDY
Description of Functions Pre-amplifier This is a low noise amplifier for amplifying the signals from the heads with an emitter follower output. The RDX and RDY are the outputs of the differential amplifier whose polarity between the RDX and X side of the head input is same. Mode control The mode are set as shown Table 1 by CE and XCE. CE H H L L XCE L H L H Mode Read Power saving
Table 1. Mode selection
--5--
CXA3199TN
Application Circuit
1
1
10
9
8
7
6
1
2
3
4
5
LH 1 3.3V
Application circuits shown are typical examples illustrating the operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits or for any infringement of third party patent and other right due to same.
--6--
CXA3199TN
Normalized current consumption for read vs. Supply voltage (Ta=25C) 1.12 1.1 1.1
Normalized current consumption for read vs. Ambient temperature (VCC=3.3V)
1.06 1.04 1.02 1 0.98 0.96 2.5
ICCR/ICCR (Ta=25.0C)
3.0 3.5 4.0 4.5 5.0 5.5 6.0
ICCR/ICCR (VCC=3.3V)
1.08
1.05
1
0.95
0.9 -25.0
0.0
25.0
50.0
75.0
Supply voltage VCC [V] Normalized current consumption for power save vs. Supply voltage (Ta=25C)
Ambient temperature Ta [C] Normalized current consumption for power save vs. Ambient temperature (VCC=3.3V)
1.5 1.4 1.3 1.2 1.1 1 0.9 0.8 2.5
1.1
Iccps/Iccps (Ta=25.0C)
3.0 3.5 4.0 4.5 5.0 5.5 6.0
Iccps/Iccps (VCC=3.3V)
1.05
1
0.95
0.9 -25.0
0.0
25.0
50.0
75.0
Supply voltage VCC [V] Normalized read data output sink current vs. Supply voltage (Ta=25C)
Ambient temperature Ta [C] Normalized read data output sink current vs. Ambient temperature (VCC=3.3V)
1.1 1.08
1.1
Isink/Isink (VCC=3.3V)
1.06 1.04 1.02 1 0.98 0.96 2.5
Isink/Isink (Ta=25.0C)
3.0 3.5 4.0 4.5 5.0 5.5 6.0
1.05
1
0.95
0.9 -25.0
0.0
25.0
50.0
75.0
Supply voltage VCC [V]
Ambient temperature Ta [C]
--7--
CXA3199TN
Normalized read amplifier differential voltage gain vs. Supply voltage (Ta=25C) 1.1 1.08 1.06 1.04 1.02 1 0.98 0.96 2.5 1.02 1.04
Normalized read amplifier differential voltage gain vs. Ambient temperature (VCC=3.3V)
AV/AV (Ta=25.0C)
3.0 3.5 4.0 4.5 5.0 5.5 6.0
AV/AV (VCC=3.3V)
1
0.98
0.96 -25.0
0.0
25.0
50.0
75.0
Supply voltage VCC [V] Normalized frequency band width (-3dB) vs. Supply voltage (Ta=25C)
Ambient temperature Ta [C] Normalized frequency band width (-3dB) vs. Ambient temperature (VCC=3.3V)
1.06 1.04 1.02 1 0.98 0.96 0.94 0.92 2.5
1.1
1.05
BW/BW (Ta=25.0C)
3.0 3.5 4.0 4.5 5.0 5.5 6.0
BW/BW (VCC=3.3V)
1
0.95
0.9 -25.0
0.0
25.0
50.0
75.0
Supply voltage VCC [V] Normalized input referred noise voltage vs. Supply voltage (Ta=25C)
Ambient temperature Ta [C] Normalized input referred noise voltage vs. Ambient temperature (VCC=3.3V)
1.06
1.1
1.04 1.05 1.02
1
EN/EN (Ta=25.0C)
3.0 3.5 4.0 4.5 5.0 5.5 6.0
EN/EN (VCC=3.3V)
1
0.98
0.95 0.96
0.94 2.5
0.9 -25.0
0.0
25.0
50.0
75.0
Supply voltage VCC [V]
Ambient temperature Ta [C]
--8--
CXA3199TN
1.2
Normalized common mode rejection ratio vs. Supply voltage (Ta=25C)
1.04
Normalized common mode rejection ratio vs. Ambient temperature (VCC=3.3V)
CMRR/CMRR (Ta=25.0C)
3.0 3.5 4.0 4.5 5.0 5.5 6.0
CMRR/CMRR (VCC=3.3V)
1.15
1.02
1.1
1
1.05
0.98
1
0.95 2.5
0.96 -25.0
0.0
25.0
50.0
75.0
Supply voltage VCC [V] Normalized power supply rejection ratio vs. Supply voltage (Ta=25C)
Ambient temperature Ta [C] Normalized power supply rejection ratio vs. Ambient temperature (VCC=3.3V)
1.15
1.04
PSRR/PSRR (Ta=25.0C)
3.0 3.5 4.0 4.5 5.0 5.5 6.0
1.1
PSRR/PSRR (VCC=3.3V)
1.02
1.05
1
1
0.98
0.95
0.9 2.5
0.96 -25.0
0.0
25.0
50.0
75.0
Supply voltage VCC [V] Normalized differential input capacitance vs. Supply voltage (Ta=25C)
Ambient temperature Ta [C] Normalized differential input capacitance vs. Ambient temperature (VCC=3.3V)
1.15
1.04
1.1 1.02 1.05
1
CIN/CIN (Ta=25.0C)
3.0 3.5 4.0 4.5 5.0 5.5 6.0
CIN/CIN (VCC=3.3V)
1
0.95
0.98 0.9
0.85 2.5
0.96 -25.0
0.0
25.0
50.0
75.0
Supply voltage VCC [V]
Ambient temperature Ta [C]
--9--
CXA3199TN
Normalized differential input resistance vs. Supply voltage (Ta=25C) 1.04 1.15
Normalized differential input resistance vs. Ambient temperature (VCC=3.3V)
1.03
1.1
1.02
RIN/RIN (Ta=25.0C)
3.0 3.5 4.0 4.5 5.0 5.5 6.0
RIN/RIN (VCC=3.3V)
1.05
1.01
1
1
0.95
0.99
0.9
0.98 2.5
0.85 -25.0
0.0
25.0
50.0
75.0
Supply voltage VCC [V] Normalized output resistance vs. Supply voltage (Ta=25C)
Ambient temperature Ta [C] Normalized output resistance vs. Ambient temperature (VCC=3.3V)
1.03
1.1
1.02
1.01
1
RRD/RRD (Ta=25.0C)
3.0 3.5 4.0 4.5 5.0 5.5 6.0
1.05
RRD/RRD (VCC=3.3V)
1
0.99
0.95 0.98
0.97 2.5
0.9 -25.0
0.0
25.0
50.0
75.0
Supply voltage VCC [V]
Ambient temperature Ta [C]
--10--
CXA3199TN
Package Outline
Unit : mm
10PIN TSSOP(PLASTIC)
1.2MAX 2.8 0.1 10 6 0.1
2.2 0.1
+ 0.15 0.1 - 0.05
3.2 0.2
1
5 0.5 0.25 0 to 10
+ 0.08 0.22 - 0.07
0.1
M
(0.2) + 0.08 0.22 - 0.07
DETAIL A
NOTE: Dimension "" does not include mold protrusion.
PACKAGE STRUCTURE
PACKAGE MATERIAL SONY CODE EIAJ CODE JEDEC CODE TSSOP-10P-L01 LEAD TREATMENT LEAD MATERIAL PACKAGE MASS EPOXY RESIN SOLDER PLATING COPPER ALLOY 0.02g
--11--
(0.1) + 0.025 0.12 - 0.015
A
0.45 0.15

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