MAX4670 Просмотр технического описания (PDF) - Maxim Integrated
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MAX4670 Datasheet PDF : 20 Pages
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Integrated T1/E1/J1 Short-Haul and
Long-Haul Protection Switch
ELECTRICAL CHARACTERISTICS (continued)
(V+ = +2.7V to +3.6V, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C, unless otherwise noted.) (Notes 2, 3)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
NO_ or NC_ Off-Leakage
Current
INO(OFF), V+ = 3.6V; VCOM_ = 0.3V, 3.3V;
INC(OFF) VNO_ or VNC_ = 0.3V, 3.3V
-1
+1
µA
COM_ On-Leakage Current
ICOM(ON)
V+ = 3.6V; VCOM_ = 0.3V, 3.3V;
VNO_ or VNC_ = 0.3V, 3.3V or floating
-1
DYNAMIC CHARACTERISTICS
+1
µA
Turn-On Time
VNO_ or VNC_ = 1.5V, TA = +25°C
tON
RL = 50Ω, CL = 35pF,
Figure 2
TA = TMIN to TMAX
400
ns
750
Turn-Off Time
Break-Before-Make Delay
Charge Injection
On-Channel
3dB Bandwidth
Off-Isolation (Note 7)
Crosstalk (Note 8)
NC_ or NO_ Off-Capacitance
COM_ On-Capacitance
tOFF
VNO or VNC = 1.5V,
RL = 50Ω,
CL = 35pF, Figure 2
TA = +25°C
TA = TMIN to TMAX
tD
RL = 50Ω, CL = 35pF, Figure 3
Q
VGEN = 1.5V, RGEN = Rx interface
0Ω, CL = 1nF, Figure 4 Tx interface
Rx interface
BW
Tx interface
VISO1
VISO2
Rx interface
RL = 50Ω, CL = 35pF,
f < 3MHz
RL = 50Ω, CL = 35pF,
3MHz < f < 30MHz
VISO1
VISO2
Tx interface
RL = 50Ω, CL = 35pF,
f < 3MHz
RL = 50Ω, CL = 35pF,
3MHz < f < 30MHz
VCT1
VCT2
Rx interface,
Figure 5
RL = 50Ω, CL = 35pF,
f < 3MHz
RL = 50Ω, CL = 35pF,
3MHz < f < 30MHz
VCT1
VCT2
Tx interface,
Figure 5
RL = 50Ω, CL = 35pF,
f < 3MHz
RL = 50Ω, CL = 35pF,
3MHz < f < 30MHz
COFFRX Rx interface f = 1MHz, Figure 6
COFFTX Tx interface f = 1MHz, Figure 6
CCOM(ON)TX f = 1MHz
CCOM(ON)RX
Rx interface
Tx interface
200
ns
750
80
ns
8
pC
20
300
MHz
300
-65
-58
dB
-60
-40
-65
-50
dB
-78
-30
12
pF
40
24
pF
60
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