GP1F37R Sharp Microelectronics, GP1F37R Datasheet - Page 5

• Manufacturer Part Number: GP1F37R
• Description: RECEIVER FIBER OPTIC 8MBPS
• Manufacturer: Sharp Microelectronics

Specifications of GP1F37R

• Rohs Status: RoHS non-compliant
• Data Rate: 8Mbps
• Voltage - Supply: 4.75 V ~ 5.25 V
• Power - Minimum Receivable: -27dBm
• Current - Supply: 25mA
• Applications: Digital Audio
• Other names: 425-1105-5

Fig.3 Measuring Method of Jitter
Test item
Notes (1) The fiber coupling light output set at 14.5dBm/ 27.0dBm.
Test item
Jitter
Jitter
(2) The waveform write time shall be 3 seconds. But do not allow the waveform
(3) GP1F37R/GP1F37R1 V
(4) The probe for the oscilloscope must be more than 1M
to be distorted by increasing the brightness too much.
GP1F38R V
Symbol
GP1F37R/GP1F38R
GP1F37R1
Input signal 6.25Mbps biphase,
3Mbps biphase PRBS signal
Input signal 3Mbps biphase
PRBS signal
tj
tj
Standard transmitter
Standard transmitter
CC
V
V
in
in
3.0 0.05V (State of operating)
Input
Input
Set the trigger on the rise of input signal
to measure the jitter of the rise of output
Set the trigger on the fall of input signal
to measure the jitter of the fall of output
V
V
CC
CC
CC
5.0 0.05V (State of operating)
GND
GND
5V
5V
Test condition
Fiber optic cable
Fiber optic cable
and less than 10pF.
Oscilloscope
Oscilloscope
CH1
CH2
CH1
CH2
GP1F37R/
GP1F37R1/
GP1F38R
output
Input signal
V
V
CC
CC
GP1F37R1 Unit to be measured
V
V
GP1F37R/GP1F38R
Unit to be measured
CC
CC
GND
GND
Tektronix7834
or 7934 type
Trigger : CH1
Storage mode
Sweep : AUTO/NORM
Tektronix7834
or 7934 type
Trigger : CH1
Storage mode
Sweep : AUTO/NORM
tj
R
R
SO
Si
V
V
out
out
tj
50%
50%