HDMP-1512 (Tx), HDMP-1514 (Rx)
DC Electrical Specifications
T
C
= 0°C to +85°C, V
CC
= 4.5 V to 5.5 V
Symbol
V
IH,TTL
V
IL,TTL
V
OH,TTL
V
OL,TTL
I
CC,Tx
I
CC,Rx
PS
TH
Parameter
TTL Input High Voltage Level, Guaranteed high signal for
all inputs, I
IH
= 100
µA
TTL Input Low Voltage Level, Guaranteed low signal for all
inputs, I
IL
= -1mA
TTL Output High Voltage Level, I
OH
= 1 mA
TTL Output Low Voltage Level, I
OL
= -1 mA
Transmitter V
CC
Supply Current, without laser biased
Receiver V
CC
Supply Current, with TTL output data 50% 1’s
Power Supervisor DC Threshold Voltage
Unit
V
V
V
V
mA
mA
V
Min.
2
0
2.4
0
320
400
4.25
Typ.
Max.
5
0.8
5
0.6
450
550
4.5
4.0
HDMP-1512 (Tx)
Laser Driver Characteristics
T
C
= 0°C to +85°C, V
CC
= 4.5 V to 5.5 V
Symbol
I
pb
Parameter
Laser Diode Prebias Current Set Range (Using
External pnp Transistor, P1 in Figure 3, with
β
> 100)
Laser Diode Modulation Current Set Range
(Peak to Peak) into 25
Ω
Load
Laser Driver Rise Time, 25
Ω
load, 20% to 80%
Laser Driver Fall Time, 25
Ω
load, 20% to 80%
Time for V
LZTC
to Discharge to Fault Threshold
when Terminated with C = 0.1
µF
LZCSE Reference Voltage
Bandgap Test Point Reference Voltage
Laser Monitor Diode Feedback Voltage
Laser Driver DC Operational Amplifier Gain,
Unloaded, see Figure 3
Laser Driver DC Operational Amplifier Bandwidth
Recommended LZDC Operating Range, Laser Diode
DC Bias Control
LZDC Laser DC Bias Low Voltage Setting
LZDC Laser DC Bias High Voltage Setting
LZDC Load Current, over V
LZDC_OP
LZDC AC Output Impedance
LZMDF AC Input Impedance
LZMDF Input Current
Units
mA
Min.
Typ.
20
Max.
130
I
mod
t
r,LZOUT
t
f,LZOUT
t
LZTC
V
LZCSE
V
LZBTP
V
LZMDF
A
DCOA
f
-3dB
V
LZDC_OP
V
LZDC_DCL
V
LZDC_DCH
I
LZDC_L
Z
LZDC_ACO
Z
LZMDF_ACI
I
LZMDF
mA
psec
psec
msec
V
V
V
dB
MHz
V
V
V
mA
Ω
Ω
µA
25
325
325
2
0.4
2.3
1.85
35
300
V
CC
- 1.8
V
CC
- 0.75
V
CC
- 2.0
V
CC
- 0.6
1.3
400
10,000
6
15
665
AGILENT [ AGILENT TECHNOLOGIES, LTD. ]
