tda5153x NXP Semiconductors, tda5153x Datasheet - Page 5

• Manufacturer Part Number: tda5153x
• Description: Pre-amplifier Hard Disk Drive With Mr-read/inductive Write Heads
• Manufacturer: NXP Semiconductors

Philips Semiconductors
6
1997 Jul 02
handbook, full pagewidth
Pre-amplifier for Hard Disk Drive (HDD)
with MR-read/inductive write heads
Pin numbers correspond to TDA5153AG and TDA5153BG only. See Fig.3 and Chapter 7 for pinning of TDA5153X.
(1) Only available on naked die.
(2) Absent on TDA5153BG (4 channel version).
(3) 4 on TDA5153BG.
BLOCK DIAGRAM
IWDlx
IWDly
SDATA
SCLK
WDlx
WDly
HUS
R ext
SEN
R/W
RDx
RDy
(1)
(1)
2
3
1
12
4
7
5
6
9
10
HEAD UNSAFE
WRITE DRIVER
V CC
INDICATOR
LOW SUPPLY
INTERFACE
INDICATOR
VOLTAGE
SERIAL
20 k
INPUT
11
4
4
5
V CC
GND n
head select
8, 13
REFERENCE
TDA5153
DETECTOR
VOLTAGE
4
Fig.1 Block diagram.
CURRENT
CURRENT
SOURCE
SOURCE
TAS
FF
WRITE
R MR
5
3
6
(3)
5
6
(3)
WRITE DRIVER
READ PREAMP
(6 )
AND
(3)
48
V CC(WD)
(5 to 8 V)
6
6
6
6
6
(3)
(3)
(3)
(3)
(3)
Preliminary specification
15
14
18
17
16
33, 39, 44
32, 38, 43
36, 42, 47
35, 41, 46
34, 40, 45
(2)
(2)
(2)
(2)
(2)
, 20, 26,
, 19, 25,
, 23, 29,
, 22, 28,
, 21, 27,
TDA5153
MGK422
(2)
(2)
(2)
(2)
(2)
nRy
nGND
nRx
nWy
nWx