TA2109F

TA2109F TOSHIBA | Alldatasheet

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TOSHIBA BIPOLAR LINEAR INTEGRATED CIRCUIT SILICON MONOLITHIC RF AMPLIFIER FOR DIGITAL SERVO CD SYSTEM TA2109F 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 TC9432AF a CD system can be composed very simply. FEATURES. Leas © Built in amplifier for reference (VREF, 2 VREF) supply. @ Built in Auto Laser Power Control circuit. © Built in RF amplifier. SSOP24-P-300-1.00 © Built in focus error amp and tracking error amp. Weight : 0.3 (Typ.) © Built in sub-beam adder signal amplifier. © Capable of tracking balance control with TC9432AF. @ Capable of RF gain adjustment circuit with TC9432AF. © Built in signal amplifier for track counter. © Capable of 4 times speed operation. @ 24pin mini flat package. 980910EBA1 @ TOSHIBA is continually working to improve the quality and the reliability of its products. Nevertheless, semiconductor devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress. It is the responsibility of the buyer, when utilizing TOSHIBA products, to observe standards of safety, and to avoid situations in which a malfunction or failure of a TOSHIBA product could cause loss of human life, bodily injury or damage to property. In developing your designs, please ensure that TOSHIBA products are used within specified operating ranges as set forth in the most recent products specifications. Also, please keep in mind the precautions and conditions set forth in the TOSHIBA Semiconductor Reliability Handbook. Sire products described in this document are subject to the foreign exchange and foreign trade laws. The information contained herein is presented only as a guide for the applications of our products. No responsibility is assumed by TOSHIBA CORPORATION for any infringements of intellectual property or other rights of the third parties which may result from its use. No license is granted by implication or otherwise under any intellectual property or other rights of TOSHIBA CORPORATION or others. @ The information contained herein is subject to change without notice. 1999-01-26 1/8

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| soc [vo] __rncrown oscarron [eam 1 [Vee | — [Power supply input terminal = - . . Connected to pin - . . Connected to pin fafimm ft | Main beam I-V amp input terminal diode B, D . . Connected to pin . . Connected to pin - - . Connected to monitor fof mo | | Monitor photo diode amp input terminal photo diode

7 LDO Laser diode amp output terminal Connected to laser

SEL Laser diode control signal input terminal 3 signal input and APC circuit ON/OFF control signal input terminal (Vcc, Hi-Z, GND) Tracking error balance adjustment signal input terminal 3 signal input TEB Controlled by 3 PWM signal Q Ve VR GND) (PWM carrier = 88.2 kHz) REF, Why Reference voltage (2 Vyef) output terminal 10} 2vRO | o | 2 VREF = 4.2V when Vcc = 5V Connected to TEO

11 TEN TE amp negative input terminal through feedback

Piz | TEO | O-[TE ewor signal output terminal [= [13 [s8aD | 0 [Sub beam adder signal output terminal = Connected to FEO

15 FEN FE amp negative input terminal through feedback

16 vRO Reference voltage (Vref) output terminal Vref = 2.1V when Vcc = 5V RFRP__| O [Track count signal output terminal [CU 18 | RFIS RFRP detect circuit input terminal Connected to RFO through condenser RFGO | O [RF gain signal output terminal [CT RFGC RF amplitude adjustment control signal input terminal 3 signal input Controlled by 3 PWM signal (PWM carrier = 88.2 kHz) (2 Vref, VR, GND) A . A , . Connected to RFO AGCI Ft | RF signal amplitude adjustment amp input terminal through condenser [22 | RFO___|_O- [RF signal output termina _ - [23 [GND | — [Ground terminal SSS iY [2a [REN | 1 [RF amp negative input terminal =I 1999-01-26 3/8

MAXIMUM RATINGS (Ta = 25°C) CHARACTERISTIC SYMBOL RATING UNIT Power Supply Vokage | -Vec| 8 |v Power Disipation [e500 [mr Operating Temperature -40~85 Storage Temperature = 55~150 ELECTRICAL CHARACTERISTICS (Unless otherwise specified, Vcc = 5V, Ta = 25°C) AC CHARACTERISTICS TEST CHARACTERISTIC symeot | cik- TEST CONDITION Typ. | MAX. | UNIT cuit vy [teens Vologe ve] ro a Reterence Reference Voltage Limit [ ave | 1 [2xvr/2ve-1 | -30] oo | +30] % | ti : Persie toed Resistance [aw [| | — | — [a] Upper Limit Gain Voltage | Gv2_| 1 |f = 100kHz, RFGC = 3.6V [1.60 [ 1.75 | 1.90 | viv | [requeney Garacensic [fe] 1 ]=3a8 point | — [50] — [| RF2 (AGC) saeco [UPper Limit Output Voltage [ Von | 1 [GND reference | 36/ — | — | v | [permisive toed Restores [aw [PP [gain Votoge ev rete 0 AP oo Operation Reference Voltage | Vapi | 1 |Vup0 = 3.5Vpc

100 LD Off Voltage [ Vioop | 1 [LOC=L, vec reference, ser=t | -o7/ — | — | v |

[input Vias Current ut [v= 17amv | - 200] — J +200] na | 1999-01-26 4/8

[Transfer Resistance | Rr | 1 [f= tHe Rup=39kQ 198 [220] 242 ka | [Gain Balance fc PO =o = to] a | [Frequency Characteristic | fc | 1 [-3eBpoint | — [ze | — | te | FE i ent (por) [Output Offset Voltage | Vos | 1 [vl reference, input open | -30| — | +30 mv | “sro [Noise/Distortion Rate [| THO | 1 [f= 1kHz VeEO=24Vpp | — | -aol — | as | [Upper Limit Output Voltage | Von | 1 [GND reference | 8] — | — | v | [cower unit Output votage [Vor —[ 1 [eND reference J — es | [Permissive Load Resistance [Rum [| 1 | Tt] — | | ko | [aster Resstance [Rr 1 [fe kre TB =v Rp SU] 153] 170] aw | Transfer Resistance Range TEB = VR reference (| {| |[{ {| at TEB = GND | 3s[ as] 55] m6 | rea = 2VR Loss| ce oso | [Gain Balance | oft frep=vr | =. — | +t] a | TPI (TNI) freemem Ta] + (owe Ft a = Ta [Output Offset voltage | Vos__| 1 [vR reference, input open | -80| — | +80] mv | |Noise/ Distortion Rate | THD | 1 [f= 1kHz, VrEO=20Vpp | — | -aol — | as | [Upper Limit Output Voltage | Von | 1 [GND reference | 3.8] — | — | v | [Lower Limit Output Voltage | vor | 1 [GND reference | — | — | ost v | [Permissive Load Resistance | um [| 1 | TS to] — | = | ko | [Transfer Resistance | Rr | 1 [fatkHz Tep=ve | ate | 520] 62a] ka | [Frequency Characteristic | fe_ [1 ‘[-3aBpoint | aa | | tie | sea _[Noise/Diorion fate [THO 1 [f= the Vega = 15Vpg | a a | rr [twtr = va. vi reference | 1] 10] 03] BAD [oowatonrtence vote | vore | 1 [Furies wecutssess [sta su[ ra] | [upper Unit Ovnut Votoge | Von [1 [end reerenee | 38) — | — |v [permisive toed Resitance [gm [1] to | = | = fa [Gainvoltage fy Pts tas [ts [viv | fmwecmse te |= [etevee | = |e] - [oe | Characteristic ae ener Lo | fea lol

1 No signal

arene tere Yee | nme | [otters | 868 +075] ov | 2 700 kHz, 1.2Vp-p [Permissive Load Resistance [Rm [1 [| tof — J = [ko | 1999-01-26 5/8

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$SOP24-P-300-1.00 Unit : mm 24 13 NOHAnARAAAAAAAaAYA 2 HHARARAAAAAG al 2 al = co] x & HAAR AAAHAH AH S 1 12 1.0TYP 0.410.1 SSE 13.5MAX 13.0+0.2 a =8 J x 30 z ag = NL o Lr} cas 0.52540.2 oO Weight : 0.3g (Typ.) 4999-01-26 8/8