參數(shù)資料
型號(hào): TZA1000
廠商: NXP SEMICONDUCTORS
元件分類: 光電元器件
英文描述: QIC read-write amplifier(QIC讀寫放大器)
中文描述: 1 CHANNEL READ WRITE AMPLIFIER CIRCUIT, PDSO24
封裝: 7.50 MM, PLASTIC, MS-013AD, SOT137-1, SOP-24
文件頁數(shù): 4/24頁
文件大?。?/td> 132K
代理商: TZA1000
1
4
P
P
Q
T
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B
h
MGG660
INA
INB
ISENSE
VDD3
TZA1000
SENSE
CURRENT
SOURCE
0 to 30 mA
DAC
(I)
PREAMP
10 dB
13 dB
4 dB
WRITE
CIRCUIT
10 to 100 mA
WRITER
BIAS
(YOKE)
MR
HEAD
WRITE
UNSAFE
DETECTOR
7
+
1-bit
TEST
GEN
DAC
(V)
5-bit
DAC
(I)
7-bit
TOGGLE
WDI to WD
BIAS
+
FB
SERVO
PREAMP
22 dB
SIG/
YOKE
4/34/40 dB
VARIABLE
GAIN
10 to 25 dB
4 to 19 dB
HPF
1 to 10 MHz
AGC
CONTROL
CIRCUIT
LEVEL
DETECTOR
LPF
1 to 10 MHz
0 dB
5
17
19
18
20
INTERNAL
REFERENCE
VOLTAGES
13
15
11
10
22
21
12
VDD1 5 V
SCLK
SDEN
SDIO
Iref
OUTA
OUTB
Vref
VDD2 5 V
CLK
HOLD
RESET
BANDGAP
REF
POWER
FAIL
DETECTOR
CURRENT
REF
CONTROL
CIRCUIT
VDD1
VDD3
2
1
3
24
7
9
8
6
23
16
14
4
VSS1
WD
VSS2
WGATE
BIASA
BIASB
12 V
WX
WY
Fig.1 Block diagram.
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