ISL3179EFUZ-T Intersil, ISL3179EFUZ-T Datasheet - Page 8

• Manufacturer Part Number: ISL3179EFUZ-T
• Description: TXRX ESD 3.3V RS-485/422 8-MSOP
• Manufacturer: Intersil
• Type: Transceiverr

Specifications of ISL3179EFUZ-T

• Number Of Drivers/receivers: 1/1
• Protocol: RS422, RS485
• Voltage - Supply: 3 V ~ 3.6 V
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Test Circuits and Waveforms
SIGNAL
GENERATOR
t
t
ZH(SHDN)
ZL(SHDN)
PARAMETER
t
t
ZH
ZL
(Note 7)
(Note 7)
SIGNAL
GENERATOR
t
t
HZ
LZ
(Note 10)
(Note 10)
GND
+1.5V
FIGURE 5A. TEST CIRCUIT
FIGURE 6A. TEST CIRCUIT
RE
B
A
B
A
RE
R
DE
0
0
0
0
0
0
8
R
RO
RO
+1.5V
+1.5V
+1.5V
-1.5V
-1.5V
-1.5V
FIGURE 6. RECEIVER ENABLE AND DISABLE TIMES
A
15pF
(Continued)
FIGURE 5. RECEIVER PROPAGATION DELAY
1kΩ
15pF
SW
ISL3179E, ISL3180E
GND
GND
GND
V
V
V
SW
CC
CC
CC
GND
V
CC
t
t
ZH
ZL
RO
A
RE
(NOTE 8)
RO
(NOTE 8)
RO
, t
, t
ZH(SHDN)
ZL(SHDN)
(NOTE 8)
FIGURE 5B. MEASUREMENT POINTS
FIGURE 6B. MEASUREMENT POINTS
t
1.5V
PLH
1.5V
OUTPUT HIGH
1.7V
1.5V
1.5V
OUTPUT LOW
t
PHL
1.5V
t
t
HZ
1.5V
LZ
1.7V
V
V
OH
OL
- 0.5V
+ 0.5V
+3V
0V
3V
0V
April 22, 2008
V
0V
FN6365.2
CC
V
V
V
0V
OH
CC
OL