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SCAN921226SLC Datasheet(PDF) 6 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # SCAN921226SLC
Description  30-80 MHz 10 Bit Bus LVDS Serializer and Deserializer with IEEE 1149.1 (JTAG) and at-speed BIST
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

SCAN921226SLC Datasheet(HTML) 6 Page - National Semiconductor (TI)

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Electrical Characteristics (Continued)
Over recommended operating supply and temperature ranges unless otherwise specified.
Symbol
Parameter
Conditions
Min
Typ
Max
Units
DESERIALIZER Bus LVDS DC SPECIFICATIONS (apply to pins RI+ and RI−)
VTH
Differential Threshold High
Voltage
VCM = +1.1V
+6
+50
mV
VTL
Differential Threshold Low
Voltage
−50
−12
mV
I
IN
Input Current
V
IN = +2.4V, VCC = 3.6V or 0V
−10
±1
+10
µA
V
IN = 0V, VCC = 3.6V or 0V
−10
±0.05
+10
µA
SERIALIZER SUPPLY CURRENT (apply to pins DVCC and AVCC)
I
CCD
Serializer Supply Current
RL = 27
f = 30 MHz
45
60
mA
Worst Case
Figure 2
f = 80 MHz
90
105
mA
I
CCXD
Serializer Supply Current
Powerdown
PWRDN = 0.8V, f = 80MHz
0.2
1.0
mA
DESERIALIZER SUPPLY CURRENT (apply to pins DVCC and AVCC)
I
CCR
Deserializer Supply Current
C
L = 15 pF
f = 30 MHz
50
75
mA
Worst Case
Figure 3
f = 80 MHz
100
120
mA
I
CCXR
Deserializer Supply Current
Powerdown
PWRDN = 0.8V, REN = 0.8V
0.36
1.0
mA
SCAN CIRCUITRY DC SPECIFICATIONS, SERIALIZER AND DESERIALIZER (applies to SCAN pins as noted)
V
IH
High Level Input Voltage
V
CC = 3.0 to 3.6V, pins TCK, TMS, TDI, and TRST
2.0
V
CC
V
V
IL
Low Level Input Voltage
V
CC = 3.0 to 3.6V, pins TCK, TMS, TDI, and TRST
GND
0.8
V
V
CL
Input Clamp Voltage
V
CC = 3.0V, ICL = −18 mA, pins TCK, TMS, TDI,
and TRST
−0.85
−1.5
V
I
IH
Input Current
V
CC = 3.6V, VIN = 3.6V, pins TCK, TMS, TDI, and
TRST
1
+10
µA
I
IL
Input Current
V
CC = 3.6V, VIN = 0.0V, TCK Input
-10
-1
µA
I
ILR
Input Current
V
CC = 3.6V, VIN = 0V, pins TMS, TDI, and TRST
-20
-10
µA
V
OH
High Level Output Voltage
V
CC = 3.0V, IOH = −12 mA, TDO output
2.2
2.6
V
V
OL
Low Level Output Voltage
V
CC = 3.0V, IOL = 12 mA, TDO output
0.3
0.5
V
I
OS
Output Short Circuit Current
V
CC = 3.6V, VOUT = 0.0V, TDO output
-15
-90
-120
mA
I
OZ
TRI-STATE Output Current
PWRDN or REN = 0.8V, V
OUT =0VorVCC
−10
0
+10
µA
Serializer Timing Requirements for TCLK
Over recommended operating supply and temperature ranges unless otherwise specified.
Symbol
Parameter
Conditions
Min
Typ
Max
Units
t
TCP
Transmit Clock Period
12.5
T
33.3
ns
t
TCIH
Transmit Clock High Time
0.4T
0.5T
0.6T
ns
t
TCIL
Transmit Clock Low Time
0.4T
0.5T
0.6T
ns
t
CLKT
TCLK Input Transition Time
3
6
ns
t
JIT
TCLK Input Jitter
150
ps (RMS)
Serializer Switching Characteristics
Over recommended operating supply and temperature ranges unless otherwise specified.
Symbol
Parameter
Conditions
Min
Typ
Max
Units
t
LLHT
Bus LVDS Low-to-High
Transition Time
R
L =27Ω
C
L=10pF to GND
Figure 4
(Note 4)
0.2
0.4
ns
t
LHLT
Bus LVDS High-to-Low
Transition Time
0.25
0.4
ns
www.national.com
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