HD3SS3412 Datasheet, PDF (5/18 Pages) Texas Instruments – 4-Channel High-Performance Differential Switch

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HD3SS3412
SLAS828A – FEBRUARY 2012 – REVISED FEBRUARY 2012
RECOMMENDED OPERATING CONDITIONS
Typical values for all parameters are at V_DD = 3.3V and T_A = 25°C. (Temperature limits are specified by design)
MIN TYP MAX
V_DD
V_IH
V_IL
V_{I/O_Diff}
V_{I/O_CM}
T_A
Supply voltage
Input high voltage (SEL Pin)
Input low voltage (SEL Pin)
Differential voltage (differential pins) Switch I/O diff voltage
Common voltage (differential pins) Switch I/O common mode voltage
Operating free-air temperature
Ambient temperature
3.0 3.3
3.6
2.0
VDD
–0.1
0.8
0
1.8
0
2.0
–40
85
UNIT
V
V
V
VPP
V
o_C
ELECTRICAL CHARACTERISTICS
over operating free-air temperature range (unless otherwise noted)
PARAMETER
CONDITIONS
MIN
DEVICE PARAMETERS
I_IH
I_IL
I_LK
I_DD
C_ON
C_OFF
R_ON
ΔR_ON
Input High Voltage (SEL)
Input Low Voltage (SEL)
Leakage Current (Differential
I/O pins)
Supply Current
Outputs ON Capacitance
Outputs OFF Capacitance
Output ON resistance
On resistance match between
channels
On resistance match between
pairs of the same channel
V_DD = 3.6 V; V_IN = VDD
V_DD = 3.6 V; V_IN = GND
V_DD = 3.6 V; V_IN = 0 V; V_OUT = 2 V
(I_LK On OPEN outputs) [Ports B and C]
V_DD = 3.6 V, V_IN = 2 V; V_OUT = 0 V
(I_LK On OPEN outputs) [Port A]
V_DD = 3.6 V; SEL = V_DD/GND; Outputs Floating
V_IN = 0 V; Outputs Open; Switch ON
V_IN = 0 V; Outputs Open, Switch OFF
V_DD = 3.3 V; V_CM = 0.5 V to 1.5 V ; I_O = –8 mA
V_DD = 3.3 V ; –0.35 V ≤ V_IN ≤ 1.2 V; I_O = –8 mA
V_DD = 3.3 V; –0.35 V ≤ V_IN ≤ 1.2 V; I_O = –8 mA
R_{FLAT_ON}
On resistance flatness
(R_ON(MAX) – R_ON(MAIN)
V_DD = 3.3 V; –0.35 V ≤ V_IN ≤ 1.2 V
DEVICE PARAMETERS (Continued) R_SC and R_LOAD = 50Ω and C_L = 50 pF unless otherwise noted
t_PD
Switch propagation delay
Rsc and R_LOAD = 50Ω
SEL-to-switch Ton
SEL-to-switch Toff
Rsc and R_LOAD = 50Ω
T_{SKEW_Inter}
T_{SKEW_Intra}
R_L
Inter-pair output skew (CH-
CH)
Intra-pair output skew (bit-bit)
Differential return loss (VCM =
0V)
Also see typical plots section
Rsc and R_LOAD = 50Ω
f = 0.3 MHz
f = 2500 MHz
f = 4000 MHz
X_TALK
Differential Crosstalk(VCM =
0V)
Also see typical plots section
f = 0.3 MHz
f = 2500 MHz
f = 4000 MHz
O_IRR
Differential Off-Isolation(VCM
= 0V)
Also see typical plots section
f = 0.3 MHz
f = 2500 MHz
f = 4000 MHz
Differential Insertion Loss
f = 0.3 MHz
I_L
(VCM = 0V)
f = 2500 MHz
Also see typical plots section _{f = 4000 MHz}
BW
Band Width
At –3 dB
TYP
4.7
1.5
1
5
70
70
–28
–12
–11
–90
–39
–35
–75
–22
–19
–0.5
–1.1
–1.5
8
MAX UNITS
95
µA
1
µA
130
µA
4
6 mA
pF
pF
8
Ω
2
Ω
0.7
Ω
1.15
Ω
85
ps
250
ns
250
20
ps
8
ps
dB
dB
dB
dB
GHz
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