DS90C124_13 Datasheet, PDF (4/31 Pages) Texas Instruments – 5-MHz to 35-MHz DC-Balanced 24-Bit FPD-Link II Serializer and Deserializer

DS90C124, DS90C241
SNLS209L – NOVEMBER 2005 – REVISED APRIL 2013
Electrical Characteristics
Over recommended operating supply and temperature ranges unless otherwise specified.
Symbol
Parameter
Conditions
Pin/Freq.
LVCMOS/LVTTL DC SPECIFICATIONS
V_IH
High Level Voltage
V_IL
Low Level Input Voltage
V_CL
Input Clamp Voltage
I_CL = −18 mA⁽¹⁾
Tx: DIN[23:0],
TCLK,
TPWDNB,
DEN, TRFB,
DCAOFF,
DCBOFF,
VODSEL
Rx:
RPWDNB,
RRFB, REN
I_IN
Input Current
V_IN = 0V or 3.6V
Tx: DIN[23:0],
TCLK,
TPWDNB,
DEN, TRFB,
DCAOFF,
DCBOFF,
VODSEL
Rx:
RPWDNB,
RRFB, REN
V_OH
High Level Output Voltage I_OH = −4 mA
V_OL
Low Level Output Voltage
I_OL = +4 mA
I_OS
Output Short Circuit Current V_OUT = 0V⁽¹⁾
I_OZ
TRI-STATE Output Current RPWDNB, REN = 0V,
V_OUT = 0V or 2.4V
Rx:
ROUT[23:0],
RCLK, LOCK
Rx:
ROUT[23:0],
RCLK, LOCK
LVDS DC SPECIFICATIONS
V_TH
Differential Threshold High V_CM = +1.2V
Voltage
Rx: R_IN+, R_IN−
V_TL
Differential Threshold Low
Voltage
I_IN
Input Current
V_IN = +2.4V,
V_CC = 3.6V or 0V
V_IN = 0V, V_CC = 3.6V
V_OD
Output Differential Voltage R_L = 100Ω, without Pre-emphasis
(D_OUT+)–(D_OUT−)
VODSEL = L (Figure 10)
R_L = 100Ω, without Pre-emphasis
VODSEL = H (Figure 10)
Tx: D_OUT+,
D_OUT−
ΔV_OD
Output Differential Voltage
Unbalance
R_L = 100Ω, without Pre-emphasis
V_OS
ΔV_OS
I_OS
Offset Voltage
Offset Voltage Unbalance
Output Short Circuit Current
R_L = 100Ω, without Pre-emphasis
R_L = 100Ω, without Pre-emphasis
DOUT = 0V, DIN = H,
TPWDNB, DEN = 2.4V,
VODSEL = L
DOUT = 0V, DIN = H,
TPWDNB, DEN = 2.4V,
VODSEL = H
I_OZ
TRI-STATE Output Current TPWDNB, DEN = 0V,
DOUT = 0V or 2.4V
Min
2.0
GND
−10
−20
2.3
GND
−40
−30
−50
250
450
1.00
−2
−7
−15
(1) Specification is ensured by characterization and is not tested in production.
Typ
−0.8
±5
±5
3.0
0.33
−70
±0.4
400
750
10
1.25
1
±1
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Max Units
V_CC
V
0.8
V
−1.5
V
+10
µA
+20
µA
V_CC
V
0.5
V
−110
mA
+30
µA
+50
mV
mV
±200
µA
±200
µA
600
mV
1200
mV
50
mV
1.50
V
50
mV
−8
mA
−13
mA
+15
µA
4
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