ISL32457EIUZ-T7A Intersil, ISL32457EIUZ-T7A Datasheet - Page 7

• Manufacturer Part Number: ISL32457EIUZ-T7A
• Description: RS-422/RS-485 Interface IC 60V OVP POLV -40+85 5V RS-485 1/2 DUP
• Manufacturer: Intersil

Specifications of ISL32457EIUZ-T7A

• Product Category: RS-422/RS-485 Interface IC
• Rohs: yes
• Data Rate: 250 Kbps, 1 Mbps
• Operating Supply Voltage: 3.3 V to 5 V
• Supply Current: 4.5 mA
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Package / Case: MSOP-8
• Function: Transceiver
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Shutdown: Yes

Electrical Specifications
V
Input/Output Current (A/Y, B/Z)
Input Current (A, B)
(Full Duplex Versions Only)
Output Leakage Current (Y, Z)
(Full Duplex Versions Only)
Receiver Differential Threshold
Voltage
Receiver Input Hysteresis
Receiver Output High Voltage
Receiver Output Low Voltage
Three-State (High Impedance)
Receiver Output Current (Note 19)
Receiver Short-Circuit Current
SUPPLY CURRENT
No-Load Supply Current (Note 10)
Shutdown Supply Current (Note 19)
ESD PERFORMANCE
All Pins
RS-485 Pins (A, B, Y, Z,
A/Y, B/Z)
DRIVER SWITCHING CHARACTERISTICS (250kbps VERSIONS; ISL32450E, ISL32452E, ISL32457E)
Driver Differential Output Delay
Driver Differential Output Skew
Driver Differential Rise or Fall Time
Maximum Data Rate
Driver Enable to Output High
CC
= 5V or V
PARAMETER
ISL32450E, ISL32452E, ISL32453E, ISL32455E, ISL32457E
CC
= 3.3V, T
A
= +25°C (Note 9). Boldface limits apply over the operating temperature range, -40°C to +85°C.
7
t
SYMBOL
PLH,
t
I
V
V
ΔV
t
f
I
I
SHDN
SKEW
Test Conditions: V
I
I
I
V
V
R
MAX
OZD
OZR
OSR
I
t
OH1
OH2
IN2
IN3
CC
ZH
TH
OL
, t
TH
t
PHL
F
DE = 0V, V
3.6V or 5.5V
V
5.5V
RE = 0V, DE = 0V,
V
5.5V
-20V ≤ V
(For ISL32457E only,
A-B if INV = 0; B-A if
INV = 1)
-20V ≤ V
V
I
I
0V ≤ V
0V ≤ V
DE = V
DE = 0V, RE = V
Human Body Model
(Tested per JESD22-A114E)
Machine Model
(Tested per JESD22-A115-A)
Human Body Model,
From Bus Pins to
GND
R
R
R
C
SW = GND (Figure 5), (Note 12)
O
O
CC
CC
ID
D
D
D
D
= 4mA, V
= 5mA, V
= 820pF (Figure 6)
= 54Ω, C
= 54Ω, C
= 54Ω, C
= -10mV
= 0V or 3.6V or
= 0V or 3.6V or
O
O
CC
CC
CM
CM
≤ V
≤ V
, RE = 0V or V
CC
= 3V to 3.6V and 4.5V to 5.5V, unless otherwise specified. Typicals are at the worst case of
CC
CC
≤ 20V,
≤ 20V
CC
CC
D
D
D
= 0V or
TEST CONDITIONS
= 50pF (Figure 4)
= 50pF (Figure 4)
= 50pF (Figure 4)
≥ 3V
≥ 4.5V
CC
, DI = 0V or V
,
V
,
ID
V
CC
V
V
V
V
V
V
V
V
V
V
V
V
V
V
I
I
Full Duplex
Half Duplex
O
O
ID
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
CC
CC
= -200mV
, DI = 0V or V
= -4mA, V
= -8mA, V
= -250mV
= 12V
= -7V
= ±20V
= ±60V, (Note 18)
= 12V
= -7V
= ±20V
= ±60V, (Note 18)
= 12V
= -7V
= ±20V
= ±60V, (Note 18)
≤ 3.6V
≥ 4.5V
CC
CC
CC
CC
≥ 3V
≥ 4.5V
TEMP
(°C)
+25
+25
+25
+25
+25
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
(Note 17)
-200
-800
-100
-500
-100
-500
-200
-250
MIN
250
250
2.4
2.4
-6
-3
-3
-1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
±16.5
±700
(Continued)
-120
-180
0.01
±15
280
650
TYP
2.1
30
10
±8
4
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
(Note 17)
±115
1000
1500
1600
MAX
250
850
125
500
200
500
100
-10
-10
0.4
0.4
4.5
35
6
3
3
1
-
-
-
-
-
-
-
-
-
-
-
February 20, 2012
FN7921.0
UNITS
kbps
mA
mA
mA
mV
mV
mV
mA
mA
µA
µA
µA
µA
µA
µA
µA
µA
µA
µA
µA
kV
kV
kV
ns
ns
ns
ns
V
V
V
V
V