SP483E_05 Datasheet, PDF (3/11 Pages) Sipex Corporation – Enhanced Low EMI Half-Duplex RS-485 Transceiver

SPECIFICATIONS (continued)
T
MIN
to
T
MAX
and
V
CC
=
5V
±
5%
unless
otherwise
noted.
PARAMETERS
MIN.
SP483E RECEIVER
AC Characteristics
Maximum Data Rate
250
Receiver Input to Output
250
Receiver Input to Output
250
Diff. Receiver Skew It_PLH-t_PHLI
Receiver Enable to
Output Low
Receiver Enable to
Output High
Receiver Disable from Low
Receiver Disable from High
TYP.
100
45
45
45
45
SP483E
Shutdown Timing
Time to Shutdown
50
200
Driver Enable from Shutdown
to Output High
Driver Enable from Shutdown
to Output Low
Receiver Enable from
Shutdown to Output High
300
Receiver Enable from
Shutdown to Output Low
300
POWER REQUIREMENTS
Supply Voltage
+4.75
Supply Current
SP483E
No Load
900
600
SP483E
Shutdown Mode
ENVIRONMENTAL AND
MECHANICAL
Operating Temperature
Commercial (_C_)
0
Industrial (_E_)
-40
Storage Temperature
-65
Package
Plastic DIP (_P)
NSOIC (_N)
MAX. UNITS CONDITIONS
Kbps
2000 ns
2000 ns
ns
70 ns
70 ns
70 ns
70 ns
RE = 0V, DE = 0V
t_PLH; R_DIFF = 54Ω,
C_L1 = C_L2 = 100pF; Figures 3 & 7
tC_PLH1L;=RC_DLIF2F==10504pΩ_{F,; Figures 3 & 7}
R_DIFF = 54Ω; C_L1 = C_L2 = 100pF;
Figures 3 & 7
C_RL = 15pF; Figures 2 & 8; S₁ closed
C_RL = 15pF; Figures 2 & 8; S₂ closed
C_RL = 15pF; Figures 2 & 8; S₁ closed
C_RL = 15pF; Figures 2 & 8; S₂ closed
600 ns
2000 ns
2000 ns
2500 ns
2500 ns
RE = 5V, DE = 0V
C_L = 100pF; See Figures 4 & 6; S₂ closed
C_L = 100pF; See Figures 4 & 6; S₁ closed
C_L = 15pF; See Figures 2 & 8; S₂ closed
C_L = 15pF; See Figures 2 & 8; S₁ closed
+5.25 Volts
µA
µA
10 µA
RE = 0V, DI = 0V or V_CC; DE = V_CC
RE = 0V, DI = 0V or 5V; DE = 0V
DE = 0V, RE=V_CC
+70 °C
+85 °C
+150 °C
SP483EDS/05
SP483E Low EMI Half-Duplex RS485 Transceiver
3
© Copyright 2000 Sipex Corporation