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參數(shù)資料
| 型號： | VC2010 |
| 英文描述： | Controller Miscellaneous - Datasheet Reference |
| 中文描述： | 控制器雜項(xiàng)-數(shù)據(jù)表參考 |
| 文件頁數(shù)： | 1/2頁 |
| 文件大?。?/td> | 92K |
| 代理商： | VC2010 |
Product Brief
November 2001
VC2010
High-Performance Spindle/VCM Control
Features
VCM Actuator Predriver
I
Transconductance amplifier with selectable class B
or AB mode
I
14-bit DAC for actuator current control
I
Regulated 3-stage retract on voltage fault or com-
mand
I
Programmable on-chip transconductance compen-
sation reduces external component count
Spindle Control
I
Motor inductance sense mode for determination of
motor start position
I
Microprocessor controlled ramp-to-start speed in
start mode
I
Sinusoidal current mode or 6-state commutation in
run mode
I
Programmable wave shape for optimized acoustic
performance
I
Transconductance configuration in run mode,
using PWM for efficiency
I
Peak current-limit control in start mode, using con-
stant off-time method
I
10-bit DAC with 4-step gain ranging
I
Fast restart from partial spindown, using phase fre-
quency comparison of BEMF
I
Automatic spindle dynamic brake at programmable
RPM after retract
Serial Port Interface
I
30 MHz read/write serial port
I
3.3 V TTL compatible digital I/O, 5 V CMOS input
tolerant
Voltage Monitor, System Reset, and
Auxiliary Supplies
I
5 V, 12 V, and 3.3 V undervoltage fault compara-
tors
I
Power-on reset signal output
I
3.3 V regulator with voltage margin control and
current limit
I
Resistor adjustable negative voltage regulator for
MR preamplifiers
I
Programmable output voltage switching and linear
regulators with undervoltage monitoring
Other Features
I
12-bit DAC to drive external microactuator driver
I
10-bit ADC to digitize selected internal and exter-
nal signals
I
Special diagnostic features for observation of on-
chip signals
I
Supports 3-stage constant voltage retract
Pin Information
2539 (F)
Figure 1. VC2010 Pin Diagram (80-Pin TQFP)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
CP
VMSW
PUMP
GNDSW
NC
UHSD
PU
ULSD
VLSD
PV
VHSD
GNDSW
DMUX
WHSD
PW
WLSD
NRG
V5
NC
NREG
2
2
2
2
2
2
2
2
2
3
3
3
3
3
3
3
3
3
3
4
S
S
S
P
G
S
P
V
P
P
S
G
S
S
A
S
S
R
N
A
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
SPB
SPA
NC
NC
GPB
GPA
GNB
GNA
VCMB
VCMA
RSV
VMA
VREF
NC
GNDREF
NC
NC
NC
NC
TESTEN
8
7
7
7
7
7
7
7
7
7
7
6
6
6
6
6
6
6
6
6
S
N
C
R
V
R
L
L
N
U
S
A
A
A
V
V
G
N
G
R
VC2010
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| VC2010R0050BB | 制造商:VISHAY 制造商全稱:Vishay Siliconix 功能描述:Bulk Metal? Foil Technology Conformally Coated Precision Current Sensing Resistors with TCR of 5 ppm/°C and values down to 5 mΩ |
| VC2010R0050DB | 制造商:VISHAY 制造商全稱:Vishay Siliconix 功能描述:Bulk Metal? Foil Technology Conformally Coated Precision Current Sensing Resistors with TCR of 5 ppm/°C and values down to 5 mΩ |
| VC2010R0050FB | 制造商:VISHAY 制造商全稱:Vishay Siliconix 功能描述:Bulk Metal? Foil Technology Conformally Coated Precision Current Sensing Resistors with TCR of 5 ppm/°C and values down to 5 mΩ |
| VC2010R0050GB | 制造商:VISHAY 制造商全稱:Vishay Siliconix 功能描述:Bulk Metal? Foil Technology Conformally Coated Precision Current Sensing Resistors with TCR of 5 ppm/°C and values down to 5 mΩ |
| VC2010R0050JB | 制造商:VISHAY 制造商全稱:Vishay Siliconix 功能描述:Bulk Metal? Foil Technology Conformally Coated Precision Current Sensing Resistors with TCR of 5 ppm/°C and values down to 5 mΩ |
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