S3040A
SONET/SDH CLOCK RECOVERY UNIT
Table 6. Serial Input/Output DC Characteristics1
(TA = -40°C to +85° C, VCC = 5 V ± 5%)
Parameter
Description
Signal Name
Min
Max
Units
Conditions
Guaranteed Input Low Voltage
for all single ended inputs
2
V
Input Low Voltage
V
V
-2.00
V
V
V
V
-1.47
Volts
IL
CC
CC
CC
CC
CC
CC
Guaranteed Input High Voltage
for all single ended inputs
2
V
Input High Voltage
Input Low Voltage
Input High Voltage
Input Diff Voltage
-1.18
-2.0
-0.80
-0.70
-0.45
Volts
Volts
Volts
mV
IH
Guaranteed Input Low Voltage
for all Differential inputs
2
V
V
IL
CC
CC
Guaranteed Input Low Voltage
for all Differential inputs
2
V
V
-1.70
IH
Guaranteed Input Diff Voltage
for all Differential inputs
2
V
40
1000
ID
450
6.0
uA
SDN
0
V
V
= MAX, V = Vcc -2 V
IL
CC
I
Input Low Current
IL
3.0
mA
= MAX, VDiff = 0.5 V
SERDATIP/N
CC
CC
REFCLKP
REFCLKN
SDN
V
= MAX, V = Vcc -2 V
IL
100
100
3.5
450
500
6.4
uA
uA
mA
V
V
= MAX, V = Vcc -0.80 V
IH
CC
CC
I
Input High Current
IH
= MAX, VDiff = 0.5 V
SERDATIP/N
REFCLKP
REFCLKN
V
= MAX, V = Vcc -0.80 V
IH
100
500
uA
CC
V
Output Low Voltage
Output High Voltage
CML Output single-
V
-1.4
V
-0.5
Volts
Volts
100 Ω Line to Line
100 Ω Line to Line
OL
CC
CC
V
V
V
-0.4
OH
CC
CC
V
SERDATOP/N
OD
100 Ω Line to Line
100 Ω Line to Line
280
600
mV
mV
ended Voltage Swing SERCLKOP/N
V
CML Output Diff
Voltage Swing
SERDATOP/N
SERCLKOP/N
OD
560
1200
1. These conditions will be met with no airflow.
2. These input levels provide a zero-noise immunity and should only be tested in a static, noise-free environment.
Table 7. TTL Input/Output DC Characteristics1
(TA = -40°C to +85° C, VCC = 5 V ± 5%)
Parameter
Description
Min
Max
Units
Volts
Volts
Conditions
2
IL
V
Input Low Voltage
Guaranteed Input Low Voltage for all inputs
Guaranteed Input Low Voltage for all inputs
0.8
2
V
Input High Voltage
Input Low Current
Input High Current
Input High Current at Max
2.0
-1
IH
I
mA
uA
V
V
V
V
V
V
= MAX, V = 0.5 V
IN
IL
CC
CC
CC
CC
CC
CC
I
50.0
1.0
= MAX, V = 2.7 V
IN
IH
I
I
mA
V
= MAX, V = 5.25 V
IN
CC
I
Output Short Circuit Current
Input Clamp Diode Voltage
TTL Output Low Voltage
= MAX, V
= 0.5 V
-40
-5.0
mA
Volts
Volts
Volts
OS
OUT
= MIN, I = -18.0 mA
V
-1.2
IK
IN
V
0.5
= MIN, I
= MIN, I
= 4 mA
OL
OL
V
TTL Output High Voltage
2.4
V
= -1.0 mA
OH
CC
OH
1. These conditions will be met with no airflow.
2. These input levels provide a zero-noise immunity and should only be tested in a static, noise-free environment.
10
April 4, 2000 / Revision D