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參數(shù)資料
| 型號： | TLS21H62-3PW |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | Read/Write Preamplifier(5V,2通道低噪讀寫前置運放) |
| 中文描述： | 讀/寫前置放大器（5V的，2通道低噪讀寫前置運放） |
| 文件頁數(shù)： | 4/10頁 |
| 文件大?。?/td> | 200K |
| 代理商： | TLS21H62-3PW |
TLS21H62-3PW
5-V THIN-FILM 2-CHANNEL LOW-NOISE READ/WRITE PREAMPLIFIER
SQHS015 – MAY 1996
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions
MIN
NOM
MAX
UNIT
VCC
VIH
VIL
IW
LI(TF)
RI(TF)
RL
tr, tf
TA
TJ
Differential load resistance seen at RDX/RDY of preamplifier
Supply voltage
4.5
5
5.5
V
High-level input voltage
2
3.5
VCC
0.8
V
Low-level input voltage
0
0.4
V
TF head write current
5
15
mA
TF write-head inductance
1
H
ns
°
C
°
C
TF write-head resistance
Load resistance
30
500
Rise time/fall time of WDI
3
Operating free-air temperature range
0
70
Operating virtual-junction temperature
25
110
electrical characteristics over recommended free-air temperature range
PARAMETER
TEST CONDITIONS
Read mode
MIN
TYP
24
MAX
UNIT
ICC
VCC supply current
pp y
30
Write mode
15 + 1.1 IW
21 + 1.1 IW
mA
Idle mode
0.1
0.2
PD
D
Power dissipation
Read mode
115.5
180
Write mode
Idle mode
75 + 5.5 IW
115.5 + 7.7 IW
mW
0.5
1.1
electrical characteristics over recommended free-air temperature range for TTL inpugs CS, R/W,
and HS, and TTL outputs WUS/SE and input WDI
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VOL
IOH
Low-level output voltage at WUS/SE
IO= 2 mA
VO = 5 V
VIH = 2 V
VIH = 2 V
VIH = 2 V
VIL = 0.8 V
VIL = 0.8 V
VIL = 0.8 V
0.5
V
μ
A
High-level output current at WUS/SE
20
IIH
Hi h l
High-level input current
CS, R/W (TTL)
HS§
–560
–300
60
100
A
μ
WDI
CS, R/W (TTL)
HS§
WDI
50
IIL
Low-level input current
–750
–420
μ
A
25
40
–2
MA
Pullup resistors are included on CS and R/W.
§Pulldown resistor is included on HS.
P
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TLS21H62-3PWR | 制造商:Texas Instruments 功能描述: |
| TLS21L62-3PWR | 制造商:Texas Instruments 功能描述: |
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