ISL33354E, ISL33357E
Electrical Specifications Test Conditions: V = 4.5V to 5.5V, C - C = 0.1µF, unless otherwise specified. Typicals are at V = 5V,
CC
1
4
CC
T
= +25°C (Note 10). (Continued) Boldface limits apply across the operating temperature range, -40°C to +85°C. (Continued)
A
TEMP
(°C) (Note 15)
MIN
MAX
(Note 15) UNIT
PARAMETER
Input Current
SYMBOL
TEST CONDITIONS
Pins without pull-ups or pull-downs
SLOW485, DE485, RE485, SHDN
TYP
I
Full
Full
-2
-
-
2
µA
µA
IN1
IN2
I
-25
25
DC CHARACTERISTICS - RS-485 RECEIVER INPUTS (PORT 2)
Receiver Differential Threshold
Voltage
V
-7V ≤ V ≤ 12V, full fail-safe
CM
Full
-0.2
-
-0.04
V
TH
Receiver Input Hysteresis
V
V
V
= 0V
25
Full
Full
Full
-
-
35
-
mV
mA
mA
kΩ
TH
CM
Receiver Input Current (A, B)
I
= 0V or 4.5 to 5.5V
V
V
= 12V
= -7V
-
-
-
0.8
IN
CC
IN
IN
-0.64
15
-
-
Receiver Input Resistance
R
-7V ≤ V ≤ 12V, V = 0 (Note 13) or
CM CC
IN
4.5V ≤ V ≤ 5.5V
CC
DC CHARACTERISTICS - RS-232 RECEIVER INPUTS (PORT 1)
Receiver Input Voltage Range
Receiver Input Threshold
V
Full
Full
Full
25
-25
-
25
V
V
IN
V
-
2.4
-
1.4
1.9
0.5
5
0.8
IL
V
-
-
V
IH
Receiver Input Hysteresis
Receiver Input Resistance
V
V
TH
IN
R
V
= ±15V, V powered up (Note 13)
CC
Full
3
7
kΩ
IN
DC CHARACTERISTICS - RECEIVER OUTPUTS (PORTS 1 and 2)
Receiver Output High Voltage
Receiver Output Low Voltage
Receiver Short-Circuit Current
Receiver Three-State Output Current
POWER SUPPLY CHARACTERISTICS
No-Load Supply Current, (Note 11)
Shutdown Supply Current
V
I
I
= -2mA
= 3mA
Full
Full
Full
Full
3.5
4.6
-
V
V
OH
O
O
V
-
7
-
0.1
0.4
85
OL
I
0V ≤ V ≤ V
CC
-
-
mA
µA
OSR
O
I
Output disabled, 0V ≤ V ≤ V
CC
±10
OZR
O
I
SHDN = V
CC
Full
Full
-
-
3.7
55
7
mA
µA
CC
I
SHDN = SLOW485 = GND, RE485 = V
,
CC
160
SHDN
DE485 = GND
ESD CHARACTERISTICS
Bus Pins (A, B, Y, Z, RxIN, TxOUT)
All Other Pins
Human body model, Bus pin to GND
Human body model (per JEDEC)
Machine model (per JEDEC)
25
25
25
-
-
-
±15
±4
-
-
-
kV
kV
V
±200
RS-232 DRIVER AND RECEIVER SWITCHING CHARACTERISTICS (PORT 1)
Driver Output Transition Region
Slew Rate
SR
R
= 3kΩ, measured from
C ≥15pF
Full
Full
Full
Full
Full
Full
25
-
18
12
30
V/µs
V/µs
µs
L
L
3V to -3V or -3V to 3V
C ≤2500pF
4
-
L
Driver Output Transition Time
Driver Propagation Delay
t , t
R
R
= 3kΩ, C = 2500pF, 10% - 90%
0.22
1.2
1
3.1
r
f
L
L
L
t
= 3kΩ C = 1000pF (Figure 7)
-
2
µs
DPHL
L
t
-
1.2
240
20
2
µs
DPLH
Driver Propagation Delay Skew
Driver Enable Time from Shutdown
Driver Maximum Data Rate
t
t
- t
(Figure 7)
= ±3.0V, C = 1000pF
-
-
400
ns
DSKEW
DPHL DPLH
t
V
-
-
µs
DENSD
DR
OUT
L
R
= 3kΩ, C = 1000pF, one transmitter
Full
460
650
kbps
D
L
L
switching
FN8775.1
October 21, 2016
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