T0816 Datasheet, PDF (3/14 Pages) ATMEL Corporation – 3 - CHANNEL LASER DRIVER WITH RF OSCILLATOR

Figure 3. Pinning QFN16
NC
RF
I3
NER
16 15 14 13
1
12
2
11
3
10
4
9
5678
IOUT
IOUT
RS
ENABLE
T0816
Pin Description: QFN16
Pin
Symbol
Type
1
NC
–
2
RF
Analog
3
I3
Analog
4
NER
Digital
5
NE2
Digital
6
NE3
Digital
7
VCC2
Supply
8
ENOSC
Digital
9
ENABLE
Digital
10
11,12
13
RS
IOUT
VCC2
Analog
Analog
Supply
14
VCC1
Supply
15
IR
Analog
16
I2
Analog
Paddle
GND
Supply
Function
Not connected
External resistor to GND sets frequency of oscillator A
Input current, bias voltage approximately GND
Digital control of R channel (low active)
Digital control of channel 2 (low active)
Digital control of channel 3 (low active)
+5 V power supply for IOUT
Enables RF oscillator (high active)
Enables output current (high active)
External resistor to GND sets oscillator swing
Output current source for laser diode
+5 V power supply for IOUT
+5 V power supply for circuit
Input current, bias voltage approximately GND
Input current, bias voltage approximately GND
Ground
3
4505G–DVD–09/03