Honeywell N568X, Руководство по интеграции

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3 - 2
Absolute Maximum Ratings (T=23°C)
DC Operating
1.For USB Hi-Speed: 100k ohm pull-up resistors are populated in this configuration.
For USB Full-Speed: No additional pull-ups are populated in this configuration.
For RS232: Termination of these signals are required in this configuration. Need to terminate Pin 6 (CTS) if flow control is not used.
Parameter Min Typ Max Unit
V
Input
-0.5 5.5 V
V
Output
-0.5 Vcc +0.5 V
(Vcc +3.3V, T= 23
°
C)
Parameter Signals Min Typ Max Unit
V
IL
nRXD, nCTS
1.0 V
V
IH
2.31 V
V
IL
nWAKE
0.6 V
V
IH
2.47 V
V
OL
PWRDWN, nBEEPER,
nGRLED
0.55 V
V
OH
100K to
VCC V
V
OL
nTXD, nRTS (I
O
= 16mA)
0.55 V
V
OH
2.3 V
(Vcc +5V, T= 23
°
C)
Parameter Signals Min Typ Max Unit
V
IL
nRXD
1
, nCTS
1
1.5 V
V
IH
3.51 V
V
IL
nWAKE
1.0 V
V
IH
3.35 V
V
OL
PWRDWN, nBEEPER,
nGRLED
0.55 V
V
OH
100K to
VCC V
V
OL
nTXD, nRTS (I
O
= 32mA)
0.55 V
V
OH
3.8 V