MAX3341E Просмотр технического описания (PDF) - Maxim Integrated
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MAX3341E Datasheet PDF : 15 Pages
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±15kV ESD-Protected USB Level Translator in
UCSP with USB Detect
ELECTRICAL CHARACTERISTICS (continued)
(VCC = 4V to 5.5V bypassed with 1µF to GND, GND = 0, VL = 1.8V to 3.6V, D+ to GND = 15kΩ, D- to GND = 15kΩ, ENUM = VL,
TA = TMIN to TMAX, unless otherwise noted. Typical values are at VCC = 5V, VL = 2.5V, TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Input Common-Mode Voltage
Range
VCM
0.8
2.5
V
Driver Output Impedance
ZOUT
Internal Resistor
Termination Voltage
RPU
VTRM
USB_DET Threshold
VUSBLH
VUSBHL
USB_DET Hysteresis
VUSBHYS
LINEAR REGULATOR
Power-Supply Rejection Ratio
PSRR
External Capacitor
COUT
ESD PROTECTION (VCC, D+, D-)
Human Body Model
IEC1000-4-2 Air-Gap Discharge
IEC1000-4-2 Contact Discharge
Including 23.7Ω (±1%) external resistors
f = 10kHz, COUT = 1µF, D+/D- load
Compensation of linear regulator
28.5
43.5
Ω
1.425 1.500 1.575 kΩ
3.0
3.3
3.6
V
4.0
V
3.7
25
mV
30
dB
1
µF
±15
kV
±15
kV
±8
kV
TIMING CHARACTERISTICS
(VCC = 4V to 5.5V, GND = 0, VL = 1.8V to 3.6V, D+ to GND = 15kΩ, D- to GND = 15kΩ, ENUM = VL, TA = TMIN to TMAX, unless
otherwise noted. Typical values are at VCC = 5V, VL = 2.5V, TA = +25°C.) (Figures 2–6)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
OE to Transmit Delay Enable
Time
tPZD
Figure 6c
15
80
ns
OE to Driver Three-State Delay
Driver Disable Time
tPDZ
Figure 6c
25
ns
USB Detect Signal Delay
TRANSMITTER
tDUSB
Figure 6b
7.5
µs
VPO/VMO to D+/D- Propagation tPLH1(drv)
Delay
tPHL1(drv)
VPO to D+/D- Propagation
tPLH0(drv)
Delay
tPHL0(drv)
Rise Time D+/D-
tR
Fall Time D+/D-
tF
Rise- and Fall-Time Matching
tR/tF
Output Signal Crossover
VCRS
DIFFERENTIAL RECEIVER (Figure 6a)
MODE = high , Figure 6c
MODE = high, Figure 6c
MODE = low, Figure 6c
MODE = low, Figure 6c
(Note 4)
30
ns
30
35
ns
35
4
20
ns
4
20
ns
90
110
%
1.3
2
V
D+/D- to RCV Propagation
Delay
Rise Time RCV
Fall Time RCV
tPLH(RCV)
tPHL(RCV)
tR
tF
30
ns
30
15
ns
15
ns
_______________________________________________________________________________________ 3
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