DS90C185 Datasheet, PDF (4/19 Pages) Texas Instruments – Low Power 1.8V FPD-Link (LVDS) Serializer

Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the Texas Instruments Sales Office/
Distributors for availability and specifications.
Supply Voltage (V_DD)
LVCMOS Input Voltage
LVDS Driver Output Voltage
LVDS Output Short Circuit
Duration
Junction Temperature
Storage Temperature
Lead Temperature
(Soldering, 4 sec)
Package Derating: θ_JA
−0.3V to +2.5V
−0.5V to (V_DD + 0.3V)
−0.3V to (V_DD + 0.3V)
Continuous
+150°C
−65°C to +150°C
+260°C
26.6 °C/W above +22°C
ESD Ratings
HBM
CDM
MM
>4kV
>1.25kV
>250V
Recommended Operating
Conditions
Supply Voltage (V_DD)
Operating Free Air
Temperature (T_A)
Supply Noise Voltage
(V_DD)
Differential Load
Impedance
Input Clock Frequency
Min Nom
1.71 1.8
−10 +22
80 100
25
Max
1.89
+70
<90
120
105
Units
V
°C
mV_PP
Ω
MHz
Electrical Characteristics
Over recommended operating supply and temperature ranges unless otherwise specified.
Symbol
Parameter
Conditions
LVCMOS DC SPECIFICATIONS
V_IH
High Level Input Voltage
V_IL
Low Level Input Voltage
I_IN
Input Current
LVDS DC SPECIFICATIONS
V_OD
Differential Output Voltage
V_IN = 0V or V_DD = 1.71 V to 1.89 V
R_L = 100Ω
Figure 3
VODSEL = H
VODSEL = L
ΔV_OD
Change in V_OD between complimentary R_L = 100Ω
output states
V_OS
ΔV_OS
Offset Voltage
Change in V_OS between complimentary
output states
I_OS
Output Short Circuit Current
V_OUT = 0V, R_L = 100Ω
I_OZ
Output LVDS Driver Power Down Current PDB = 0V
SERIALIZER SUPPLY CURRENT
I_DDT1
Serializer Supply Current
Worst Case
Checkerboard pattern,
R_L = 100Ω,
18B_MODE = L,
VOD_SEL = H,
VDD = 1.89
Figure 1
f = 105 MHz
Min Typ Max Units
0.65 *
V_DD
GND
V_DD
V
0.35*V V
DD
–10 ±1 +10
μA
160
(320)
115
(230)
300
(600)
180
(360)
450
(900)
300
(600)
50
mV
(mV_P-P)
mV
(mV_P-P)
mV
0.8 0.9 1.0
V
50
mV
–45 −35 −25 mA
±1 ±10 mA
60 85
mA
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