參數(shù)資料
型號(hào): 935210150512
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 光電元器件
英文描述: 1 CHANNEL READ WRITE AMPLIFIER CIRCUIT, PDSO24
封裝: 7.50 MM, PLASTIC, SOT-137-1, SOP-24
文件頁(yè)數(shù): 22/26頁(yè)
文件大?。?/td> 203K
代理商: 935210150512
1998 Mar 17
5
Philips Semiconductors
Preliminary specication
QIC read-write amplier
TZA1000
PINNING
Notes
1. Pin type abbreviations: O = output, I = input,
P = power supply.
2. Digital inputs: LOW: <0.3VDD ; HIGH: >0.7VDD.
3. Use only for connecting current reference resistor.
See Chapter “Equivalent pin circuits” for the I/O
configuration of the analog pins.
SYMBOL
PIN
DESCRIPTION
TYPE(1)
WX
1
write current to head
O
VSS1
2
large signal ground
P
WY
3
write current to head
O
WD
4
write data
I(2)
VDD1
5
large signal +5 V
P
INA
6
read signal from MR
I
INB
7
read signal from MR
I
ISENSE
8
sense current for MR
O
VDD3
9
+12 V for sense current
supply
P
SCLK
10
serial interface clock
I(2)
SDEN
11
serial interface enable
I(2)
SDIO
12
serial interface data I/O
I/O
HOLD
13
hold AGC; active LOW
I(2)
WGATE
14
write gate; active LOW
I(2)
CLK
15
clock input
I(2)
VSS2
16
small signal ground
P
VDD2
17
small signal +5 V
P
OUTB
18
output to equalizer
O
OUTA
19
output to equalizer
O
Vref
20
2 V reference output
O
Iref
21
current reference resistor
note 3
RESET
22
reset for microcontroller;
active LOW
O
BIASB
23
bias current for yoke heads O
BIASA
24
bias current for yoke heads O
Fig.2 Pin configuration.
handbook, halfpage
WX
VSS1
WY
WD
VDD1
INA
INB
ISENSE
VDD3
SCLK
SDEN
SDIO
BIASA
BIASB
Iref
OUTA
OUTB
Vref
VDD2
VSS2
CLK
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
TZA1000
MGG659
HOLD
WGATE
RESET
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