Data Sheet
August 1999
LG1600FXH Clock and Data Regenerator
Electrical Characteristics
t
CASE
= 0 °C to 70 °C, V
SS
= –4.7 V to –5.7 V, V
DD
= 5 V, bit rate = f
B
Gbits/s ±0.05% NRZ and data pattern =
2
23
– 1 PRBS, 200 mV
≤
V
±IN
≤
800 mV, BER < 1e
–9
, unless otherwise indicated.
Note:
Minimum and maximum values are testing requirements. Typical values are characteristics of the device and
are the result of engineering evaluations. Typical values are for information purposes only and are not part of
the testing requirements.
Parameter
Symbol
Conditions
Data Input Voltage
V
–IN
Single ended on either input
Data Input Voltage
V
+IN –
V
–IN
Differential
ac coupled
Data Output Voltage
V
±OUT
Data Output Voltage
V
±OUT
dc coupled
Clock Output Voltage
V
±CLKO
dc coupled
ac coupled; f
B
≤
3 Gbits/s
Clock Output Voltage
V
±CLKO
Clock Output Voltage
V
±CLKO
ac coupled; f
B
> 3 Gbits/s
Output Pulse Width Rela-
PW%
t
CASE
= 40 °C
tive to Bit Period T = 1/f
B
Clock Output Duty Cycle
DC
CLKO
t
CASE
= 40 °C
Clock/Data Output Transi-
t
r
, t
f
20% to 80%
tion Time
Maximum Bit Error Rate
BER
MAX
Jitter modulation @ f
B
×
40 kHz,
t
CASE
= 40 °C
LOS Output Voltage, Low
V
LOSL
R
L
= 10 kΩ
LOS Output Voltage, High
V
LOSH
R
L
= 10 kΩ, V
–IN
= 0 V
Loss of Signal Delay
Jitter Generation
Jitter Transfer Bandwidth
Output Reference Voltage
Jitter Tolerance
τ
LOS
J
GEN
J
BW
V
REF
J
TOL
Measured from last data transi-
tion, t
CASE
= 40 °C
—
User adjustable with R
X
as sug-
gested by Figure 8, t
CASE
= 25 °C
Load to ground
≥
20 kΩ
f
mod
≤
f
B
x 40 kHz, t
CASE
= 40 °C
f
B
x 40 kHz
≤
f
mod
≤
f
B
×
400 kHz,
t
CASE
= 40 °C
f
mod
≥
f
B
×
400 kHz,
t
CASE
= 40 °C
Measured from first data
transition
*
, t
CASE
= 40 °C
–5.7 V
≤
V
SS
≤
–4.7 V
Min
200
200
625
650
650
625
500
90
40
—
1e
–3
–1
V
DD
–
0.5
10
—
—
–3.4
1.5
0.6 f
B
/
f
mod
0.15
—
—
Typ
—
—
750
800
750
750
600
100
—
80
—
–0.8
V
DD
30
0.005
f
B
–3.15
5
2 f
B
/f
mod
0.5
600
290
Max
800
1600
900
900
900
900
900
110
60
100
—
0.5
V
DD
100
0.01
—
–2.9
—
—
—
800
320
Unit
mVp-p
mVp-p
mVp-p
mVp-p
mVp-p
mVp-p
mVp-p
%
%
ps
—
V
V
µs
UI
MHz
V
UI
UI
UI
µs
mA
Acquisition/Recovery
Time
Supply Current
τ
ACQ
I
SS
* Parameter guaranteed by design or characterization and not production tested.
Lucent Technologies Inc.
9
AGERE [ AGERE SYSTEMS ]
