SM9103M Datasheet, PDF (2/14 Pages) Nippon Precision Circuits Inc – DVDRAM Head Amplifier LSI

PACKAGE DIMENSIONS
(Unit: mm)
SM9103M
15.20 to 15.40
0.85
R0.63 to 0.89
0.63 ± 0.10
0 to 8°
0.29 to 0.39
0.80
0.23 ^{to 0.32}
BLOCK DIAGRAM
+5V
T1
T2
T3
T4
TEMPI
TEMPO
+5V
F1
F2
Serial interface
Gain switching
amplifier
(RAM read/write,
ROM read)
Offset canceller
to each block
A+B+C+D
(A+B)-(C+D)
Analog ^A
Signal
processor
B
C
D
Differential
output buffer
Amplifier
Differential
output buffer
Gain switch
(2dB step)
Thermal sensor
Canceller control
Offset canceller
Buffer
Buffer
Buffer
Buffer
Gain switching
amplifier
Analog
Signal
processor
Gain switch
(2dB step)
Amplifier
DATAP
DATAN
TADDB
TADD
CAPAP
CAPAN
TSUBB
TSUB
DPDA
DPDB
DPDC
DPDD
CALREQ
FSUB
FSUBB
FADDB
FADD
NIPPON PRECISION CIRCUITS—2