ISL3332 Datasheet, PDF (8/26 Pages) Intersil Corporation – 3.3V, ±15kV ESD Protected, Two Port, Dua Protocol RS-232/RS-485 Transceivers

ISL3332, ISL3333
Electrical Specifications Test Conditions: V_CC = 3.15V to 3.45V, C1 - C4 = 0.1µF, V_L = V_CC (for QFN only); Unless Otherwise Specified.
Typicals are at V_CC = 3.3V, T_A =+25°C (Note 7) (Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
TEMP MIN
MAX
(°C) (Note 11) TYP (Note 11) UNITS
Input Low Voltage
V_IL1 V_L = V_CC if QFN
Full
-
-
0.8
V
V_IL2 V_L ≥ 2.7V (QFN Only)
Full
-
-
0.8
V
V_IL3 2.3V ≤ V_L < 2.7V (QFN Only)
Full
-
-
0.7
V
V_IL4 1.6V ≤ V_L < 2.3V (QFN Only)
Full
-
-
0.35*V_L V
V_IL5 1.3V ≤ V_L < 1.6V (QFN Only)
25
-
0.35*V_L
-
V
V_IL6 1.2V ≤ V_L < 1.3V (QFN Only)
25
-
0.25*V_L
-
V
Input Current
I_IN1 Pins Without Pull-ups or Pull-downs
Full
-2
-
2
µA
I_IN2 LB, ON/OFF, DE (SP, RXEN, DEN, if QFN)
Full
-25
-
25
µA
DC CHARACTERISTICS - RS-485 RECEIVER INPUTS (SEL = V_CC)
Receiver Differential Threshold
Voltage
V_TH -7V ≤ V_CM ≤ 12V, Full Failsafe
Full
-0.2
-
-0.04
V
Receiver Input Hysteresis
ΔV_TH V_CM = 0V
25
-
35
Receiver Input Current (A, B)
I_IN
V_CC = 0V or 3.0 to 3.6V
V_IN = 12V
Full
-
-
V_IN = -7V
Full -0.64
-
Receiver Input Resistance
R_IN -7V ≤ V_CM ≤ 12V, V_CC = 0 (Note 9) or
3.0V ≤ V_CC ≤ 3.6V
Full
15
-
DC CHARACTERISTICS - RS-232 RECEIVER INPUTS (SEL = GND)
-
mV
0.8
mA
-
mA
-
kΩ
Receiver Input Voltage Range
V_IN
Receiver Input Threshold
V_IL
V_IH
Receiver Input Hysteresis
ΔV_TH
Receiver Input Resistance
R_IN V_IN = ±15V, V_CC Powered Up (Note 9)
DC CHARACTERISTICS - RECEIVER OUTPUTS (485 OR 232 MODE)
Full
-25
-
25
V
Full
-
1.1
0.8
V
Full
2.4
1.6
-
V
25
-
0.5
-
V
Full
3
5
7
kΩ
Receiver Output High Voltage
Receiver Output Low Voltage
Receiver Short-Circuit Current
Receiver Three-State Output
Current
V_OH1
V_OH2
V_OH3
V_OH4
V_OL
I_OSR
I_OZR
I_O = -1.5mA (V_L = V_CC if QFN)
I_O = -100µA, V_L ≥ 1.2V (QFN Only)
I_O = -500µA, V_L = 1.5V (QFN Only)
I_O = -150µA, V_L = 1.2V (QFN Only)
I_O = 5mA
0V ≤ V_O ≤ V_CC
Output Disabled, 0V ≤ V_O ≤ V_CC (or V_L for
QFN)
Full V_CC-0.4
-
Full V_L-0.1
-
Full
1.2
-
Full
1.0
-
Full
-
0.2
Full
7
-
Full
-
-
-
V
-
V
-
V
-
V
0.4
V
85
mA
±10
µA
Unused Receiver (R_B) Pull-Up
R_OBZ ON/OFF = V_CC, SELX = V_CC (RS-485 Mode) 25
-
40
-
kΩ
Resistance
POWER SUPPLY CHARACTERISTICS
No-Load Supply Current, (Note 7) I_CC232 SEL1 or SEL2 = GND, LB = ON/OFF = V_CC Full
-
I_CC485 SEL 1 & 2 = LB = DE = ON/OFF = V_CC
Full
-
Shutdown Supply Current
I_SHDN232 ON/OFF = SELX = GND, LB = V_CC,
(SPX = V_L, DENX = GND if QFN)
Full
-
I_SHDN485 ON/OFF = DEX = GND, SELX SSOP
= LB = V_CC, (SPX = GND,
DENX = V_L if QFN)
QFN
Full
-
Full
-
ESD CHARACTERISTICS
3.7
7
mA
1.6
5
mA
45
100
µA
35
80
µA
60
160
µA
Bus Pins (A, B, Y, Z) Any Mode
Human Body Model
25
-
±15
-
kV
All Other Pins
Human Body Model
25
-
±2.5
-
kV
Machine Model
25
-
±200
-
V
8
FN6362.0
May 27, 2008