MAX3346E Просмотр технического описания (PDF) - Maxim Integrated
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MAX3346E Datasheet PDF : 17 Pages
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±15kV ESD-Protected USB Transceiver
in UCSP
MAX3346E
VP or VM
TEST POINT
200Ω
25pF
+ GND
- or VCC
(a) LOAD FOR ENABLE AND DISABLE TIME, VP/VM.
MAX3346E
VM or VP or RCV
TEST POINT
25pF
(b) LOAD FOR VP, VM AND RCV.
MAX3346E
3.3V
D+ or D-
1.5kΩ
23.7Ω
TEST POINT
CL
15kΩ
(c) LOAD FOR D+/D-.
Figure 4. Test Circuits
D+
MAX3346E
D+ or D-
23.7Ω
TEST POINT
200Ω
50pF
+ GND
- or VCC
(d) LOAD FOR ENABLE AND DISABLE TIME, D+/D-.
3V
D-
tPHL
RCV
tPHL
VP
tPLH
VM
D+/D- RISE/FALL TIMES ≤ 8ns, VL = 1.65V, 2.5V, 3.3V
Figure 5. D+/D- to RCV, VP, VM Propagation Delays
0V
tPLH
VL
VL/2
0V
tPLH
VL
VL/2
0V
tPHL
VL
VL/2
0V
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