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What is SSM2011?

This electronic component, produced by the manufacturer "Solid State Micro Technology", performs the same function as "Audio Preamplifier System".


SSM2011 Datasheet PDF - Solid State Micro Technology

Part Number SSM2011
Description Audio Preamplifier System
Manufacturers Solid State Micro Technology 
Logo Solid State Micro Technology Logo 


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SotidStqte
MigroTechnology
for Music
SSM
20tr
SSM2011AUDIOPREAMPLIFIESRYSTEM
DESCRIPTION
TheSSM2011is a lownoisewidebandpreamplifiepr imariliyntendedfor amplificatioonf lowlevelsignalsin audio
a p p l i c a t i o nTsr.u ed i f f e r e n t i ai nl p u t sa r ef e a t u r e dw i t hh i g hc o m m o nm o d er e j e c t i oann dh i g hi n p u ti m p e d a n c ep,r o v i d i n g
superiopr erformancienapplicationwshereop-ampasreinadequatTeh. ebalancecdonfiguratioenliminatetsheneedfor
theusualargeinputcouplincgapacitorrsequirefdorlownoiseoperationT.he2011isinternallcyompensatefodrgainsof
oneorgreatewr hileretaininaggainbandwidtphroducotf300MHzatagainof 1000.
The2011includesleveldetectocr ircuitrdy esignedto illuminataen L.E.Da. t 7dBbelowmaximumoutputandanother
L.E.Dw. henthesignailsgreatetrhan20dBbelowthelowerlevelT. hisfeaturecanusuallyreplacetheneedforindividual
V.Uo. rpeakleveml etersinmulti-channmeilxerunits.
FEATURES
I TrueDifferentIinapl uts
I HighCommonModeRejectio(n120d8)
I HighSupplyRejectio(n1OBdB)
I HighInpultmpedanc(e16MO)
I LowInputNoise(2.6nVt{nz)
I VeryWideBandwidt(h3O0kH@z G : 1000)
I HighSlewRate(2OVlpS)
I FullInternaFlrequencCyompensation
I LowDistortio(n0.004%@G : 100)
I NoCrossoveDr istortion
I OnBoardLeveDl etectoarndHigh/LowL.E.DD. rivers
I LowTurnonTransient
+V
OUT 2 1 5
R E C TI N
RECTf
GND
L O WI N D I C
314
2
+913
s1p
1
6
H I G HI N D I C 7 1 0
_V B9
16 COMP
COMP
FEEDBACK
NON-INVERTIN
iRn
1.1 _ a
INVERTIN
BEF
PrNOUT(TOPV|EW)
NON-INVERT
*Ro
INVERTIN
RG
-T-
D-
I:
l5.sv
@
' REF
FIGURE1. BLOCKDIAGRAM
SolidStateMicroTechnologfyor Music,Inc.,20768WalshAvenueS, antaClaraC, A95050U, SA
(4081727-0917Telex171189
HIGH
INDIC
o
LOW
INDIC

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SSM2011 equivalent
NOMINAL
GAIN R,
1000 680f)
100 6.8kO
1 0 68kO
VR,
1ko
1Oko
100ko
180()
1.BkO
1BkO
.1 -16
zt3
314
2
ag13
s1p
1
611
710
B9
FIGURE4. TRIMMINGTHE2011
62k 1y"
20ko
OFFSETVOLTAGETRIM
TapePlaybackPreamplifier
Sincetheoutputof a tapeheadrisesat6dB/octaveit,is usuatlo performpreamplificatioan dequalizatiosnimultaneously.
Caremustbetakentoensurethatnoiseperformancisenotdegradeda,ndthecircuiot ffigure5 achievetshisbyboosting
gainatlowfrequencieasndcuttingathighfrequencieTsh. eoveralgl ainobeysthe2011gainequatioant450H2withC1:
6.8nFand600H2withC, : 2.7nFM. aximumboostof about20dBoccursat 30Hzandmaximumcutof about- 10dB
occursatgreatetrhan3.4kHzwiCth, : 6.8nFandgreatetrhan5.SkHwz ithC, : 2.7nF.Thesceorrespontdothefollowing
asymptoticcornerfrequencie:s
3 3 / q , 1 7L/ aP . S .
7 V z , 1 5L P . S .
FerricCassette
ChromeCassette
L : 1.8kHz
l":3'2kHz
f": 1.3kHz
t":2.3k{z
ThiscloselyapproximatethseN.A.B./D.l.sNt.andardfsortapeequalizatioCn,.effectiverlyollsoffgainatlowfrequencies,
producinagDCgainasgivenbythe2011gainequation.
Notethatunlikeop-ampequalizatiocnircuitsgaincanbevaried(oradjustedo)vera widerangebya choiceof Ro,without
affectingthefrequencyresponsecharacteristic.
4.7nF@ 33/q1, '1/la.P.S.
2.7nF@ 71/21, 5 LP.S.
6 . 8 n FF E R R I CC A S S E T T E
3 . 9 n FC H R O M EC A S S E T T E
1-16
215
314
2
+913
s1p
1
6
710
B9
11
FIGURE5. TAPEPLAYBACKPREAMPLIFIER
C?
6 .8pF
+lN
TAPEHEAD


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Part Details

On this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for SSM2011 electronic component.


Information Total 6 Pages
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