1998 July 30
Philips Semiconductors Objective Specification, Revision 2.2
Pre-Amplifier for Hard Disk Drive with
MR-Read / Inductive Write Heads TDA5360
28
CIN Differential Input
Capacitance 10 pF
RIN Differential Input
Resistance RIN0=0, RIN1=1 18 Ohm
DR Dynamic Range AC input where AVd falls to
90% of its value at@f = 20MHz TBD mVPP
CMR Common Mode Rejection IMR = 8mA, RMR = 66Ω,
10 Mhz < f < 200 Mhz
1 Mhz < f < 10 Mhz
f < 100 KHz, GMR=0,
1mV input signal
20
40
60
dB
PSR Power Supply Rejection
from a signal on VCC, VEE or any
logic pin, to RDP, RDN
300mVP-P on VCC or VEE,
IMR = 8mA, RMR =66Ω,
10 Mhz < f < 200 Mhz
1 Mhz < f < 10 Mhz
f < 100 KHz, GMR=0
20
40
60
dB
CS Channel Separation Unselected Channels:
VIN = 1mVPP
1 < f < 200 MHz
50 dB
VOS Output Offset Voltage IMR=8mA, RMR=66Ω,
GAIN0=GAIN1=0, GMR=0 100 mV
VOCM Common Mode Output Voltage 2.45 V
RSEO Single-Ended Output
Resistance 17.5 Ohm
IOOutput Current AC Coupled Load, RDP to RDN
RVORI = HIGH
RVORI = LOW TBD
4mA
MR head potential From any point to GND -500 +500 mV
THD Total Harmonic Distortion First 10 harmonics 0.5 %
IDISK MR Head-to-Disc Contact Current Extended contact
Maximum Peak Discharge for
<20ns
CDISK=300pF,RDISK =10MΩ
100
20
uA
mA
DVOCM Common Mode Output Voltage
Change VOCM (READ) - VOCM
(WRITE)
100 mV
TA Detection Response Time TA occurred to FLT active 20 40 nS