ADM3488EARZ Analog Devices Inc, ADM3488EARZ Datasheet - Page 9

• Manufacturer Part Number: ADM3488EARZ
• Description: IC TXRX ESD RS-485 3.3V 8-SOIC
• Manufacturer: Analog Devices Inc
• Type: Transceiverr

Specifications of ADM3488EARZ

• Number Of Drivers/receivers: 1/1
• Protocol: RS422, RS485
• Voltage - Supply: 3 V ~ 3.6 V
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Device Type: Differential
• No. Of Drivers: 1
• Supply Voltage Range: 3V To 3.6V
• Driver Case Style: SOIC
• No. Of Pins: 8
• Operating Temperature Range: -40°C To +85°C
• Svhc: No SVHC (18-Jun-2010)
• Package /: RoHS Compliant
• Interface Type: RS422, RS485
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TEST CIRCUITS AND SWITCHING CHARACTERISTICS
Figure 9. Receiver Output Voltage High and Output Voltage Low
Figure 10. Driver Differential Output Delay and Transition Times
OUT
1
2
GENERATOR
PPR = 250kHz, 50% DUTY CYCLE,
C
IN
V
L
0
ID
INCLUDES PROBE AND STRAY CAPACITANCE.
V
Figure 8. Driver Differential Output Voltage with
Figure 7. Driver Differential Output Voltage and
CC
10%
50%
R
Varying Common-Mode Voltage
+1.5V
Common-Mode Output Voltage
D
1
Y
Z
90%
V
t
OD
50Ω
V
DD
t
V
TD
OL
OD
+1.5V
V
CC
D
R
R
L
L
R
90%
/2
/2
L
375Ω
375Ω
I
(+)
OL
t
R
C
V
≤ 6.0ns, Z
L
50%
OC
10%
V
V
–7V TO +12V
OH
t
DD
CM
t
C
TD
L
=
= 15pF
O
R
60Ω
= 50Ω.
+3V
L
0V
≈ +2V
≈ –2V
=
ADM3483E/ADM3486E/ADM3488E/ADM3490E/ADM3491E
I
(–)
2
OH
OUT
Rev. A | Page 9 of 20
1
2
PPR = 250kHz, 50% DUTY CYCLE,
C
GENERATOR
L
1
2
Figure 12. Driver Enable and Disable Times (t
PPR = 250kHz, 50% DUTY CYCLE,
C
INCLUDES PROBE AND STRAY CAPACITANCE.
GENERATOR
L
OUT
OUT
OUT
INCLUDES PROBE AND STRAY CAPACITANCE.
IN
Y
IN
Z
0V OR 3V
t
PZH
1
Figure 11. Driver Propagation Delays
1
1.5V
1.5V
50Ω
V
V
50Ω
V
OM
OM
t
t
OM
PLH
PHL
D
V
CC
t
V
D
PHZ
OM
1.5V
1.5V
t
V
=
S1
R
C
OM
V
L
≤ 6.0ns, Z
t
OH
R
= 50pF
S1
=
≤ 6.0ns, Z
V
+ V
2
OH
V
V
OL
OM
OM
2
+ V
2
t
t
O
PHL
PLH
≈ 1.5V
= 50Ω.
0.25V
OL
C
V
O
L
OM
= 50Ω.
≈ 1.5V
PZH
= 15pF
R
L
, t
3V
0V
V
V
V
V
R
3V
0V
V
0V
= 27Ω
OH
OL
OH
OL
PSH
L
OH
OUT
= 110Ω
2
OUT
, t
PHZ
)