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T0800 Fiches technique(PDF) 2 Page - ATMEL Corporation

No de pièce T0800
Description  5-CHANNEL LASER DRIVER WITH RF OSCILLATOR AND 2 OUTPUTS
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Fabricant  ATMEL [ATMEL Corporation]
Site Internet  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

T0800 Fiches technique(HTML) 2 Page - ATMEL Corporation

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2
4503D–DVD–02/05
T0800
2.
Pin Configuration
Figure 2-1.
Pinning SSO24
IR
I2
I3
I4
I5
RFA
RFB
NE2
NE3
NE4
NE5
ENABLE
VCC1
VCC2
IOUTA
IOUTA
GND
RSA
RSB
IOUTB
IOUTB
SELA
ENOSC
VCC2
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
Table 2-1.
Pin Description: SSO24
Pin
Symbol
Type
Function
1
IR
Analog
Input current, bias voltage approximately GND
2
I2
Analog
Input current, bias voltage approximately GND
3
I3
Analog
Input current, bias voltage approximately GND
4
I4
Analog
Input current, bias voltage approximately GND
5
I5
Analog
Input current, bias voltage approximately GND
6
RFA
Analog
External resistor to GND sets frequency of oscillator A
7
RFB
Analog
External resistor to GND sets frequency of oscillator B
8
NE2
Digital
Digital control of channel 2 (low active)
9
NE3
Digital
Digital control of channel 3 (low active)
10
NE4
Digital
Digital control of channel 4 (low active)
11
NE5
Digital
Digital control of channel 5 (low active)
12
ENABLE
Digital
Enables output current (high active)
13
VCC2
Supply
+5 V power supply for IOUT
14
ENOSC
Digital
Enables RF oscillator (high active)
15
SELA
Digital
High: selects IOUTA, RFA, RSA
Low: selects IOUTB, RFB, RSB
16/17
IOUTB
Analog
Output current source B for laser diode
18
RSB
Analog
External resistor to GND sets swing of oscillator B
19
RSA
Analog
External resistor to GND sets swing of oscillator A
20
GND
Supply
Ground
21/22
IOUTA
Analog
Output current source A for laser diode
23
VCC2
Supply
+5 V power supply for IOUT
24
VCC1
Supply
+5 V power supply for circuit


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