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| U209B_07 Datasheet, PDF (4/19 Pages) ATMEL Corporation – Phase Control IC for Tacho Applications | |||
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Figure 2-2. Pinning SO16
Isync
GND
-VS
Output
VRP
CP
F/V
CRV
1
16
Vsync
2
15 VRef
3
14 NC
4 13 NC
5
12
Csoft
6 11 CTR/OPO
7 10 OP+
8
9 OP-
Table 2-2.
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Pin Description
Symbol Function
Isync
GND
Current synchronization
Ground
-VS
Output
Supply voltage
Trigger pulse output
VRP
Ramp current adjust
CP
Ramp voltage
F/V
Frequency-to-voltage converter
CRV
Charge pump
OP-
OP inverting input
OP+
OP non-inverting input
CTR/OPO Control input/OP output
Csoft
Soft start
NC
Not connected
NC
Not connected
VRef
Vsync
Reference voltage
Voltage synchronization
4 U209B
4765CâINDCOâ02/07
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