scan25100-evk National Semiconductor Corporation, scan25100-evk Datasheet - Page 8

• Manufacturer Part Number: scan25100-evk
• Description: 2457.6, 1228.8, And 614.4 Mbps Cpri Serdes With Auto Re Sync And Precision Delay Calibration Measurement
• Manufacturer: National Semiconductor Corporation

www.national.com
V
C
MDIO/MDC/ADD0-4 DC SPECIFICATIONS
V
V
I
V
V
I
C
POWER CONSUMPTION (Powerdown)
P
RECOMMENDED REFCLK INPUT SPECIFICATIONS
V
V
f
df
t
t
SYSCLK DC OUTPUT SPECIFICATIONS
V
V
I
I
TRANSMITTER SERIAL TIMING SPECIFICATIONS
V
R
R
t
JIT
JIT
t
t
RECEIVER SERIAL TIMING SPECIFICATIONS
V
V
IN
OZ
REF
REF-DC
REF-X
OS
OZ
R
LAT-T
DO-LOCK
OL
IH
IL
OH
OL
PDN
IDSREFCLK
ICM
OD
OS
OD
ID
CMR
IO
IO
DO
O
, t
Symbol
REF
T-DJ
T-TJ
F
Low level output voltage
Input/Output Capacitance
High level input voltage
Low level input voltage
Input Current
High level output voltage
Low level output voltage
Power Down Output Current
Input/Output Capacitance
Powerdown Mode
Differential input voltage
Common mode voltage
REFCLK frequency
REFCLK frequency variation
REFCLK duty cycle
REFCLK transition time
Differential Output Voltage
Offset Voltage
Output Short Circuit Current
Power Down Output Current
Output differential voltage swing
Output differential resistance
Output Return Loss
Serial data output transition time
(Notes 12, 16)
Serial data output deterministic jitter
(Notes 3, 12)
Serial data output total jitter (Notes
3, 12)
Transmit latency
(Notes 9, 7)
Maximum lock time
Input voltage
Receiver common mode voltage
Parameter
I
Typical
V
I
I
Power down
Typical
Rx and Tx Powerdown
OPMODE = 0 (BTS SerDes Mode)
Variation from nominal frequency
Between 50% of the differential
voltage across REFCLKP and
REFCLKN
Transition time between 20% and
80% of the differential voltage
across REFCLKP and REFCLKN
R
Output pair shorted together and
tied to GND
Power down
PE[1]=0, PE[0]=0
PE[1]=0, PE[0]=1
PE[1]=1, PE[0]=0
PE[1]=1, PE[0]=1
Frequency = 1.229 GHz
Measured between 20% and 80%
Output CJPAT with BER of 10
(Note 4)
Output CJPAT pattern with BER of
10
614.4 Mbps
1.228 Gbps
2.4576 Gbps
K28.5 pattern at 2457.6 Mbps
RINP - RINN
OL
OH
OL
IN
L
−12
= 100Ω
= 2 mA
= 2 mA
= −2 mA
= 0V or 3.465V
(Note 4)
Condition
8
−12
0.05V
± 100
± 250
1.125
± 550
± 200
± 100
GND
−100
−100
-150
Min
−30
2.0
2.4
30
45
80
80
(Note 2)
± 330
± 700
± 630
± 500
± 360
30.72
-13.4
1.20
Typ
300
100
100
310
155
110
2.8
2.8
0.9
25
80
± 1100
3.465
± 450
1.375
± 800
± 450
0.279
+150
+100
2.4V
Max
31.5
0.14
100
+30
120
130
130
0.4
0.8
0.4
40
55
35
mVp-p
mVp-p
mVp-p
mVp-p
mVp-p
mV
Units
UIp-p
UIp-p
MHz
ppm
mW
mV
mA
pF
µA
µA
pF
pS
µA
dB
ps
ns
us
%
Ω
V
V
V
V
V
V
V
V
P-P