CXB1548Q-Y データシートの表示（PDF） - Sony Semiconductor
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CXB1548Q-Y Datasheet PDF : 12 Pages
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CXB1548Q-Y
Electrical Characteristics
• DC Electrical Characteristics
Laser Driver part
(VCC1 = VCC2 = GND, VEE1 = VEE2 = –5.46 to –4.75V, Tc = 0 to +85°C)
Item
Power supply current
Max. Modulation current
Modulation output voltage range
Max. Bias current
Bias output voltage range
Modulation current monitor output
voltage range
Bias current monitor output voltage
range
Input signal monitor current
Input signal monitor output voltage
range
ECL input High voltage
ECL input Low voltage
ECL input High current
TTL input High voltage
TTL input Low voltage
TTL input High current
TTL input Low current
Reference bias voltage for OP Amp.
Reference bias voltage
Symbol
IEE
IQ
VQ
IBIAS
VBIAS
VSQ
VSBIAS
IP
VP
VEDH
VEDL
IEDH
VTDH
VTDL
ITDH
ITDL
VREF
VBB
Condition
Min. Typ. Max. Unit
IQ = 0mA, IBIAS = 0mA
–99 –69
—
IQ = 60mA, IBIAS = 60mA –240 –203 —
mA
VEE = –5.46 to –4.94V
60
—
—
VEE = –4.94 to –4.75V
40
—
—
Tc = 25°C
–2.5 — +2.0 V
IBIASA + IBIASB
60
—
— mA
–2.7 —
0
–2.7 —
0
V
–2.7 —
0
1
1.7 2.7 mA
Tc = 25°C
VREF – VEE
–2.5 — +2.0
–1.17 — –0.81 V
–1.84 — –1.48
—
—
20 µA
VEE + 2.0 —
Vcc
V
VEE – 0.5 — VEE + 0.8
—
—
–320 —
10
µA
—
2.25 2.5 2.75
V
–1.38 –1.32 –1.26
Ratio of current setup
Item
Symbol
Condition
Modulation current
vs. Modulation monitor current
S1
at voltage control application
Modulation current
vs. Modulation control current
S2
at current control application
Bias current vs. Bias monitor current S3
at voltage control application
Bias current vs. Bias control current S4
at current control application
Min. Typ. Max.
9.0 11.4 12.0
6.5 8.6 10.5
11.0 12.0 13.0
7.4 9.8 12.0
• AC Electrical Characteristics
Laser Driver part (VCC1 = VCC2 = GND, VEE1 = VEE2 = –5.46 to –4.75V, Tc = 0 to +85°C, RI = 25Ω to GND)
Item
Symbol
Condition
Min. Typ. Max. Unit
Max. Data rate
fDMAX
NRZ
1.6 2.0
— Gbps
Shut Down Time
TSHUT
—
—
30
µs
Rise time
Fall time
TTLH
TTHL
20 to 80%
IQ = 60mA, IBIAS = 0
–6–
—
170
—
ps
—
150
—
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