ISL32470E, ISL32472E, ISL32475E, ISL32478E
6
FN7784.1
March 16, 2012
Input/Output Current (A/Y, B/Z)
IIN2
DE = 0V, VCC =0V or
5.5V
VIN = 12V
Full
-
110
250
A
VIN = -7V
Full
-200
-75
-
A
VIN = ±15V
Full
-800
±240
800
A
VIN = ±60V
Full
-6
±0.5
6
mA
Input Current (A, B)
(Full Duplex Versions Only)
IIN3
VCC = 0V or 5.5V
VIN = 12V
Full
-
90
125
A
VIN = -7V
Full
-100
-70
-
A
VIN = ±15V
Full
-500
±200
500
A
VIN = ±60V
Full
-3
±0.4
3
mA
Output Leakage Current (Y, Z)
(Full Duplex Versions Only)
IOZD
RE = 0V, DE = 0V,
VCC = 0V or 5.5V
VIN = 12V
Full
-
20
200
A
VIN = -7V
Full
-100
-5
-
A
VIN = ±15V
Full
-500
±40
500
A
VIN = ±60V
Full
-3
±0.1
3
mA
Receiver Differential Threshold
Voltage
VTH
-15V ≤ VCM ≤ 15V
Full
-200
-100
-10
mV
Receiver Input Hysteresis
ΔVTH
-15V ≤ VCM ≤ 15V
25
-
25
-
mV
Receiver Output High Voltage
VOH
IO = -2mA, VID = -10mV
Full
VCC - 0.5
4.75
-
V
IO = -8mA, VID = -10mV
Full
2.8
4.2
-
V
Receiver Output Low Voltage
VOL
IO = 6mA, VID = -200mV
Full
-
0.27
0.4
V
Receiver Output Low Current
IOL
VO = 1V, VID = -200mV
Full
15
22
-
mA
Three-State (High Impedance)
Receiver Output Current
IOZR
0V ≤ VO ≤ VCC
Full
-1
0.01
1
A
Receiver Short-Circuit Current
IOSR
0V ≤ VO ≤ VCC
Full
±12
-
±110
mA
SUPPLY CURRENT
No-Load Supply Current (Note
7)ICC
DE = VCC, RE =0V or VCC,
DI = 0V or VCC
Full
-
2.3
4.5
mA
Shutdown Supply Current
ISHDN
DE = 0V, RE = VCC, DI = 0V or VCC
Full
-
10
50
A
ESD PERFORMANCE
RS-485 Pins (A, Y, B, Z, A/Y, B/Z)
Human Body Model,
From Bus Pins to
GND
1/2 Duplex
25
-
±16.5
-
kV
Full Duplex
25
-
±15
-
kV
All Pins
Human Body Model, per JEDEC
25
-
±8
-
kV
Machine Model
25
-
±700
-
V
DRIVER SWITCHING CHARACTERISTICS (250kbps Versions; ISL32470E and ISL32472E)
Driver Differential Output Delay
tPLH, tPHL RD = 54, CD = 50pF (Figure 4) Full
-
320
450
ns
Driver Differential Output Skew
tSKEW
RD = 54, CD = 50pF (Figure 4) Full
-
6
30
ns
Driver Differential Rise or Fall Time
tR, tF
RD = 54, CD = 50pF (Figure 4) Full
400
650
1200
ns
Electrical Specifications Test Conditions: VCC = 4.5V to 5.5V; Unless Otherwise Specified. Typicals are VCC = 5V, TA = +25°C
(Note 6). Boldface limits apply over the operating temperature range, -40°C to +85°C. (Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
TEMP
(°C)
MIN
(Note 14)
TYP
MAX
(Note 14)
UNITS