ISL32437EIBZ-T7A Intersil, ISL32437EIBZ-T7A Datasheet - Page 11

• Manufacturer Part Number: ISL32437EIBZ-T7A
• Description: RS-422/RS-485 Interface IC 40V OVP 15V CMR -40+ 85 3V RS-485 1/2 DUP
• Manufacturer: Intersil

Specifications of ISL32437EIBZ-T7A

• Product Category: RS-422/RS-485 Interface IC
• Rohs: yes
• Data Rate: 250 Kbps
• Operating Supply Voltage: 3 V to 5.5 V
• Supply Current: 2.1 mA
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-8
• Function: Transceiver
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Drivers: 1
• Number Of Receivers: 1
• Shutdown: No

Test Circuits and Waveforms
SIGNAL
GENERATOR
t
t
ZH(SHDN)
ZL(SHDN)
t
t
PARAMETER
ZH
ZL
SIGNAL
GENERATOR
(Note 12)
(Note 12)
ISL32430E, ISL32432E, ISL32433E, ISL32435E, ISL32437E
t
t
HZ
LZ
(Note 15)
(Note 15)
+1.5V
FIGURE 7A. TEST CIRCUIT
FIGURE 8A. TEST CIRCUIT
RE
B
A
11
B
A
R
DE
0
0
0
0
0
0
RE
SIGNAL
GENERATOR
RO
R
FIGURE 7. RECEIVER PROPAGATION DELAY AND DATA RATE
+1.5V
+1.5V
+1.5V
RO
-1.5V
-1.5V
-1.5V
A
FIGURE 8. RECEIVER ENABLE AND DISABLE TIMES
15pF
1kΩ
15pF
SW
GND
GND
GND
(Continued)
V
SW
V
V
CC
CC
CC
V
GND
CC
t
Note 13
t
Note 13
ZH
ZL
RO
, t
, t
A
RE
RO
RO
B
ZL(SHDN)
ZH(SHDN)
Note 13
FIGURE 7B. MEASUREMENT POINTS
FIGURE 8B. MEASUREMENT POINTS
t
PLH
1.5V
50%
50%
1.5V
1.5V
OUTPUT HIGH
OUTPUT LOW
t
PHL
t
t
HZ
1.5V
LZ
50%
50%
V
V
OH
OL
+ 0.5V
- 0.5V
+750mV
0V
+2.25V
3V
March 1, 2012
V
0V
CC
V
V
V
0V
FN7920.0
OH
OL
CC