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L7200 数据表(PDF) 7 Page - STMicroelectronics

部件名 L7200
功能描述  MOZART, 12V DISK DRIVE SPINDLE & VCM, POWER & CONTROL "COMBO?
PDF  23 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L7200 数据表(HTML) 7 Page - STMicroelectronics

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L7200
SUPPLY MONITOR
VTR
TRIP POINT 2.5V-3.3V-5V-12V
INPUT RISING
1.20
1.25
1.30
V
VHYS
HYSTERESIS VOLTAGE
INPUT FALLING
25
mV
Ron_por
PORB PULL DOWN Ron
Vdd > 2V and sink 1mA
500
W
TPorDly
POR Delay Time
80
mSec
12VTR
Minimum Voltage 12V
8.6
V
5VTR
Minimum Voltage 5V
4.2
V
3.3VTR
Minimum Voltage 3.3V
3.135
V
2.5VTR
Minimum Voltage 2.5V
2.375
V
VOLTAGE BOOST
VBOOST
OUTPUT VOLTAGE
VCC+5
VCC+6.3
V
FOSC
INTERNAL OSCILLATOR
200
KHz
SW1 OUTPUT
VIH
INPUT LOGIC "1"
2.4
V
VIL
INPUT LOGIC "0"
0.5
V
VOH
OUTPUT LOGIC "1"
ISOURCE = 20
µAVdd-
0.2
V
VOL
OUTPUT LOGIC "0"
ISOURCE = -400
µA
0.4
V
FSYSCLK SYSTEM CLOCK
20
25
MHz
VCM, DAC
RESOLUTION
14
BITS
DIFFERENTIAL LINEARITY
1 LSB Change
- Tested
- By design
-1
-0.5
1
0.5
LSB
INTEGRAL LINEARITY
9
BITS
MIDSCALE OFFSET
REFERENCED TO VCC/4
-5
5
mV
TC
CONVERTION TIME
5
µs
FULL SCALE VOLTAGE
REFERENCED TO VCC/4
±1
V
FULL SCALE ERROR
-6
6
%
VCM, ERROR AMPLIFIER
AVOL
OPEN LOOP GAIN
DC
80
dB
VOS
INPUT OFFSET VOLTAGE
1
mV
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
ELECTRICAL CHARACTERISTCS (continued)



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