XR5486E Datasheet, PDF (6/23 Pages) Exar Corporation – ULTRA HIGH SPEED RS-485/RS-422 PROFIBUS TRANSCEIVERS WITH 1/8TH UNIT LOAD AND 15KV ESD-PROTECTION

XR5486E-5488E
ULTRA HIGH SPEED RS-485/RS-422 PROFIBUS TRANSCEIVERS WITH 1/8TH UNIT LOAD AND +/-15KV ESD-PROTECTION
REV. 1.0.0
UNLESS OTHERWISE NOTED: VCC = +5.0V +/-0.25V WITH T_A FROM -40^OC TO +85^OC. TYPICAL VALUES ARE AT VCC
= +5.0V AND 25^OC.
SYMBOL
PARAMETERS
MIN
I_IN
Input Current (A, B pins)
-75
V_IH
Receiver Differential Thresholds
V_IL
(V_A - V_B)
Receiver Input Hysteresis
V_OH
Receiver Output Voltage High
V_OL
Receiver Output Voltage Low
I_OZ
High-Z Receiver Output Current
I_OSS
Receiver Output Short Circuit
Current
R_IN
Receiver Input Resistance
RECEIVER AC CHARACTERISTICS
-200
Vcc -
1.2
96
freq
Data Signaling Rate
52
t_PLH
Receiver Propagation Delay (Low to
High)
t_PHL
Receiver Propagation Delay (High
to Low)
skew Receiver Propagation Delay Skew
t_R
Receiver Output Rise Time
t_F
Receiver Output Fall Time
t_ZH
Receiver Enable to Output High
t_ZL
Receiver Enable to Output Low
t_HZ
Receiver Disable from Output High
t_LZ
Receiver Disable from Output Low
t_ZH(SHDN)
Shutdown to Receiver Output Valid
High
TYP
MAX ^UNIT
S
CONDITIONS
DE = 0, Vcc = 0 or 3.3V
125 μA ^VA ^{or V}B ^{= 12V, other input 0V}
V_A or V_B = -7V, other input 0V
-50 mV -7V ≤ V_CM ≤ +12V, rising
mV -7V ≤ V_CM ≤ +12V, falling
25
mV V_CM = 0V
V I_OUT = -8mA, V_ID = -50mV
0.4
V I_OUT = 8mA, V_ID = -200mV
+/-1 μA RE = Vcc, 0.40 ≤ V_OUT ≤ +2.4V
+/-125 mA 0 ≤ V_RO ≤ Vcc
KΩ -7V ≤ V_CM ≤ +12V
Mbp ^1/tUI^{, Duty Cycle 40 to 60%,}
s _{CL = 15pF}
20
30
ns ^{VID = +/-2V, CL = 15pF, Figures 12}
and 13
20
30
ns ^{VID = +/-2V, CL = 15pF, Figures 12}
and 13
V_ID = +/-2V, C_L = 15pF, Figures 12
+/-3 ns ^{and 13}
skew = |t_PLH-t_PHL|
2
4
ns C_L = 15pF
2
4
ns C_L = 15pF
40
ns ^{CL = 15pF, RL = 1kΩ,}
Figures 14 and 15
40
ns ^{CL = 15pF, RL = 1kΩ,}
Figures 14 and 16
40
ns ^{CL = 15pF, RL = 1kΩ,}
Figures 14 and 17
40
ns ^{CL = 15pF, RL = 1kΩ,}
Figures 14 and 18
1
μs ^{CL = 15pF, RL = 1kΩ, Figures 14}
and 15
6