tda5360uk NXP Semiconductors, tda5360uk Datasheet
tda5360uk
Related parts for tda5360uk
tda5360uk Summary of contents
Page 1
TDA5360 Pre–Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads Objective specification, Revision 2.2 INTEGRATED CIRCUITS 1998 Jul 30 ...
Page 2
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 1 FEATURES 2 APPLICATIONS 3 QUICK REFERENCE DATA 4 DESCRIPTION 5 ORDERING INFORMATION 6 BLOCK DIAGRAM 7 PINOUT DIAGRAM 8 PIN DESCRIPTIONS 9 FUNCTIONAL DESCRIPTION 9.1 ACTIVE ...
Page 3
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 1 FEATURES 12 channels design for Single-stripe (SAL and GMR) Read / Thin-film Write heads. Design target 350 Mbps, for d=0 (16 / 17) rate code. Differential ...
Page 4
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 3 QUICK REFERENCE DATA SYMBOL PARAMETER V DC Supply voltage Noise Figure IRNV Input Referred Noise Voltage Avd Differential gain f -3dB frequency ...
Page 5
... In Sleep mode, the CMOS serial interface is operationnal. Fig 2 shows the block diagram of the IC. Invalid head select codes disable the writer, select the dummy head and trigger the FLT output. 5 ORDERING INFORMATION EXTENDED TYPE NUMBER TDA5360UH TDA5360UK 1998 July 30 Objective Specification, Revision 2.2 PACKAGE bare die bumped die Fig ...
Page 6
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 6 BLOCK DIAGRAM hybrid sense TA handling Rin:2bits RFE hybrid sense TA handling Rin:2bits RFE voltage driven voltage driven 1998 July 30 Objective Specification, Revision 2.2 Av ...
Page 7
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 7 PAD ARRANGEMENT DRN BFAST SDATA SCLK SEN FLT WDP WDN VCC RWN SHIELDN RDN RDP CS0 SHIELDP REXT CS1 Fig.2 TDA5360 pad arrangement pads up. 1998 ...
Page 8
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 8 PAD DESCRIPTION SYMBOL Pin VCC GND VEE RDP,RDN output RWN logic input WDP,WDN input FLT output input REXT SEN logic input SCLK logic input SDATA logic ...
Page 9
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 9 FUNCTIONAL DESCRIPTION 9.1 Active READ mode Taking RWN high and programming bits MODE0 and MODE1 (see Reg.09) selects the read mode. The Head select inputs, in ...
Page 10
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 9.2 Active WRITE mode Taking RWN low from an Active READ mode selects the Active WRITE mode. The head select inputs serial register, select the ...
Page 11
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 9.5 SLEEP mode The sleep mode is selected by programming bits MODE0 and MODE1. (see Reg.09) In Sleep Mode, the IC is accessible via the Serial Interface. ...
Page 12
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 10 BIASING OF THE MR ELEMENT This preamplifier has been designed for SAL and GMR elements. Programming bit GMR in Reg. 01 select either a SAL range ...
Page 13
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 10.2 Fault Mode Fault conditions are indicated on the FLT pin (HIGH during write mode and LOW during read mode). The fault condition is coded and stored ...
Page 14
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads The following are valid READ fault conditions which set FLT=LOW Rext pin open or shorted to GND or Vcc Thermal Asperity detected Read Head open Power supplies ...
Page 15
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 10.3 Serial Interface Address bit Allocation Register ...
Page 16
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 10.5 Serial Interface Operations The serial interface communication consists of an adress word of 8 bits followed by a data word of 8 bits. See section 11, ...
Page 17
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 10.6 Registers description Nb Register Name Contents 0 Head Select Register HS3..HS0 = 0,0,0,0 to 1,0,1 H11 SELT : if HIGH, the multiple selection ...
Page 18
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 3 Reader Bandwith HFZ3, HFZ2, HFZ1, HFZ0 = high frequency gain boost/ differentiator control Register ( Note 3 ) LFP1, LFP0 = low frequency pole. (0,0) =1 ...
Page 19
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 8 Measurement Register M4... bits for Rmr/Temperature digitazation (read back only bits) RANGE1,RANGE0 = 2bits to define which measurement to be done (0,0) (0,1) and ...
Page 20
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads Note 0 : MDS (Multiple Device Selected) detector : When several preamps are connected in parallel, this function allows the user detection of wrong adressing withing the ...
Page 21
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads Formula to link real TAD threshold with LF pole of the reader and programmed input impedance : Vth where : fLFP is the low frequency pole of ...
Page 22
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads - Temperature digitizer This measurement can be done either in Active Read mode or in Active Write mode. Note 9a : RSTDMY define DRN pin functionality RSTDMY ...
Page 23
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads The aim of the TAC is to limit the amplitude and the duration of the perturbation seen at the reader output. Because thermal asperity amplitude is not ...
Page 24
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 11 SERIAL INTERFACE TIMING t > 5ns 1 Tclk a0 Address When Fclk > 20 MHz and a register reading is performed, ...
Page 25
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads t_sen_sen SEN tr trsen_sclk SCLK tr SDATA SEN timing Description tr_sen_sclk 90% of SEN to 10% of SCLK tf_sclk_sen last SCLK to 90% of SEN tr,tf rise/fall ...
Page 26
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 12 ELECTRICAL PARAMETERS 12.1 DC Characteristics Unless otherwise specified, recommended operating conditions apply CS0=CS1=LOW, DRN=HIGH, BFAST=LOW, STWn=HIGH, RIN=18 Ohm, LFP = 1MHz, Imr = 8mA, Rmr = ...
Page 27
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads Voltage compliance for WDP and WDN in current mode V V Fault Threshold CCTL Fault Threshold EETL EE 12.2 Read Characteristics Unless otherwise specified, ...
Page 28
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads C Differential Input IN Capacitance R Differential Input IN Resistance DR Dynamic Range CMR Common Mode Rejection PSR Power Supply Rejection from a signal ...
Page 29
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 12.3 Write Charateristics Unless otherwise specified, recommended operating conditions apply =50mA =75nH DATA =5MHz, Ambient temperature. SYMBOL ...
Page 30
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 12.4 Switching Characteristics Unless otherwise specified, recommended operating conditions apply PARAMETER SI Serial Interface timing t R/WN to Write Mode RW SEN to Write Mode t R/WN ...
Page 31
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 5. The noise figure is defined as : NF[dB] = 10xlog[(Vnout/Av) where Av is the gain and Vnout is the noise voltage at the output of the ...
Page 32
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads 13 LIMITING VALUES / RECOMMENDED OPERATION CONDITIONS In accordance with the Absolute Maximum System (IEC 134) SYMBOL PARAMETER V Positive Supply voltage CC range V Negative Supply ...
Page 33
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads Notes 1. A supply by-pass capacitor from supply by-pass capacitor from V 14 ABSOLUTE MAXIMUM RATINGS SYMBOL V Positive supply voltage CC V Negative ...
Page 34
Philips Semiconductors Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads Data sheet status Data sheet Product Definition status status Objective Development This data sheet contains the design target or goal specifications for product development. specification Specification may ...