Datasheet

DS90UR124Q, DS90UR241Q
www.ti.com SNLS231N –SEPTEMBER 2006–REVISED MARCH 2013
ELECTRICAL CHARACTERISTICS
(1)(2)(3)
(continued)
Over recommended operating supply and temperature ranges unless otherwise specified.
Symbol Parameter Conditions Pin/Freq. Min Typ Max Unit
SER/DES SUPPLY CURRENT (DVDD*, PVDD* AND AVDD* PINS) *DIGITAL, PLL, AND ANALOG VDDS
I
DDT
Serializer R
L
= 100Ω, PRE = OFF, f = 43 MHz,
Total Supply Current RAOFF = H, VODSEL = L CHECKER BOARD Pattern 60 85 mA
(includes load current) Figure 1
(4)
R
L
= 100Ω, PRE = 12 kΩ,
65 90 mA
RAOFF = H, VODSEL = L
R
L
= 100Ω, PRE = OFF, f = 43 MHz,
66 90 mA
RAOFF = H, VODSEL = H RANDOM pattern
I
DDTZ
Serializer TPWDNB = 0V
Supply Current Power- (All other LVCMOS Inputs = 0V) 45 µA
down
I
DDR
Deserializer C
L
= 4 pF, f = 43 MHz,
Total Supply Current SLEW = H CHECKER BOARD
85 105 mA
(includes load current) Pattern LVCMOS Output
Figure 2
(4)
C
L
= 4 pF, f = 43 MHz,
SLEW = H RANDOM pattern 80 100 mA
LVCMOS Output
I
DDRZ
Deserializer RPWDNB = 0V
Supply Current Power- (All other LVCMOS Inputs = 0V, 50 µA
down R
IN+
/R
IN-
= 0V)
(4) Figure 1, Figure 2, Figure 8, Figure 12 and Figure 14 show a falling edge data strobe (TCLK IN/RCLK OUT).
Serializer Input 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 Figure 5
(1)
23.25 T 200 ns
t
TCIH
Transmit Clock High Time 0.3T 0.5T 0.7T ns
t
TCIL
Transmit Clock Low Time 0.3T 0.5T 0.7T ns
t
CLKT
TCLK Input Transition Time Figure 4
(2)
2.5 ns
t
JIT
TCLK Input Jitter f = 43MHz
(3)
±100 ps
f = 33MHz ±130 ps
(1) Figure 5, Figure 15 and Figure 16 show a rising edge data strobe (TCLK IN/RCLK OUT).
(2) Specification is guaranteed by characterization and is not tested in production.
(3) t
JIT
(@BER of 10e-9) specifies the allowable jitter on TCLK. t
JIT
not included in TxOUT_E_O parameter.
Copyright © 2006–2013, Texas Instruments Incorporated Submit Documentation Feedback 5
Product Folder Links: DS90UR124Q DS90UR241Q