ISL3179E Datasheet, PDF (5/17 Pages) Intersil Corporation – High ESD Protected, +125°C, 40Mbps 3.3V, Full Fail-Safe, RS-485/RS-422 Transceivers

ISL3179E, ISL3180E
Electrical Specifications
PARAMETER
Test Conditions: V_CC = 3.0V to 3.6V; Typicals are at V_CC = 3.3V, T_A = +25°C. (Note 3) (Continued)
SYMBOL
TEST CONDITIONS
TEMP MIN
MAX
(°C) (Note 13) TYP (Note 13) UNITS
Receiver Output Low Current
Three-State (high impedance)
Receiver Output Current
I_OL
I_OZR
V_OL = 1V, V_ID = -200mV
0.4V ≤ V_O ≤ 2.4V
Full
25
-
-
mA
Full
-1
0.015
1
µA
Receiver Input Resistance
Receiver Short-Circuit Current
SUPPLY CURRENT
R_IN
I_OSR
-7V ≤ V_CM ≤ 12V
0V ≤ V_O ≤ V_CC
Full
54
80
-
kΩ
Full
±20
-
±110
mA
No-Load Supply Current (Note 4)
Shutdown Supply Current
ESD PERFORMANCE
I_CC
I_SHDN
DI = DE = 0V or V_CC
DE = 0V, RE = V_CC, DI = 0V or V_CC
Full
-
2.6
4
mA
Full
-
0.05
1
µA
RS-485 Pins (A/Y, B/Z)
ISL3179E Only
IEC61000-4-2, Air-Gap Discharge Method
25
IEC61000-4-2, Contact Discharge Method
25
-
±16.5
-
kV
-
±9
-
kV
Human Body Model, From Bus Pins to GND
25
-
±16.5
-
kV
RS-485 Pins (A, B, Y, Z)
ISL3180E Only
IEC61000-4-2, Air-Gap Discharge Method
25
IEC61000-4-2, Contact Discharge Method
25
-
±4
-
kV
-
±5
-
kV
Human Body Model, From Bus Pins to GND
25
-
±12
-
kV
All Pins
HBM, per MIL-STD-883 Method 3015
25
-
>±9
-
kV
Machine Model
25
-
>±400
-
V
DRIVER SWITCHING CHARACTERISTICS
Maximum Data Rate
f_MAX V_OD ≥ ±1.5V, R_D = 54Ω, C_L = 100pF (Figure 4) -40 to 85 40
60
125
16
32
-
Mbps
-
Mbps
Driver Differential Output Delay
t_DD R_D = 54Ω, C_D = 50pF (Figure 2)
Full
Prop Delay Part-to-Part Skew
t_SKP-P R_D = 54Ω, C_D = 50pF (Figure 2), (Note 11)
Full
Driver Differential Output Skew
t_SKEW R_D = 54Ω, C_D = 50pF (Figure 2)
Full
Driver Differential Rise or Fall Time t_R, t_F R_D = 54Ω, C_D = 50pF (Figure 2)
Full
Driver Enable to Output High
t_ZH R_L = 110Ω, C_L = 50pF, SW = GND (Figure 3), Full
(Note 6)
-
11
16
ns
-
-
4
ns
-
0
1.5
ns
-
4
7
ns
-
18
25
ns
Driver Enable to Output Low
t_ZL R_L = 110Ω, C_L = 50pF, SW = V_CC (Figure 3), Full
(Note 6)
-
16
25
ns
Driver Disable from Output High
t_HZ R_L = 110Ω, C_L = 50pF, SW = GND (Figure 3), Full
Driver Disable from Output Low
t_LZ
R_L = 110Ω, C_L = 50pF, SW = V_CC (Figure 3),
Full
Time to Shutdown
t_SHDN (Note 8)
Full
Driver Enable from Shutdown to t_ZH(SHDN) R_L = 110Ω, C_L = 50pF, SW = GND (Figure 3), Full
Output High
(Notes 8, 9)
-
15
25
ns
-
18
25
ns
60
-
600
ns
-
-
1000
ns
Driver Enable from Shutdown to t_ZL(SHDN) R_L = 110Ω, C_L = 50pF, SW = V_CC (Figure 3), Full
-
-
1000
ns
Output Low
(Notes 8, 9)
RECEIVER SWITCHING CHARACTERISTICS
Maximum Data Rate
f_MAX V_ID = ±1.5V
Full
Receiver Input to Output Delay t_PLH, t_PHL (Figure 5)
Full
Prop Delay Part-to-Part Skew
t_SKP-P (Figure 5), (Note 11)
Full
Receiver Skew | t_PLH - t_PHL |
t_SKD (Figure 5)
Full
Receiver Enable to Output High
t_ZH R_L = 1kΩ, C_L = 15pF, SW = GND (Figure 6),
Full
(Note 7)
40
60
-
Mbps
-
10
16.5
ns
-
-
4
ns
-
0
1.5
ns
-
10
15
ns
5
FN6365.2
April 22, 2008