Datasheet

ADM206E/ADM207E/ADM208E/ADM211E/ADM213E
Rev. E | Page 3 of 20
SPECIFICATIONS
V
CC
= 5.0 V ± 10%, C1 to C4 = 0.1 μF. All specifications T
MIN
to T
MAX
, unless otherwise noted.
Table 2.
Parameter Min Typ Max Unit Test Conditions/Comments
DC CHARACTERISTICS
Operating Voltage Range 4.5 5.0 5.5 V
V
CC
Power Supply Current 3.5 13 mA No load
SHUTDOWN SUPPLY CURRENT 0.2 10 μA
LOGIC
Input Pull-Up Current 10 25 μA T
IN
= GND
Input Logic Threshold Low, V
INL
0.8 V
T
IN
, EN, EN, SHDN, SHDN
Input Logic Threshold High, V
INH
2.0 V T
IN
Input Logic Threshold High, V
INH
2.0 V
EN,
EN, SHDN, SHDN
TTL/CMOS Output Voltage Low, V
OL
0.4 V I
OUT
= 1.6 mA
TTL/CMOS Output Voltage High, V
OH
3.5 V I
OUT
= −40 μA
TTL/CMOS Output Leakage Current +0.05 ±10 μA
EN = V
CC
, EN = GND, 0 V ≤ R
OUT
≤ V
CC
RS-232 RECEIVER
Input Voltage Range
1
−30 +30 V
Input Threshold Low 0.8 1.3 V
Input Threshold High 2.0 2.4 V
Input Hysteresis 0.65 V
Input Resistance 3 5 7 kΩ T
A
= 0°C to 85°C
RS-232 TRANSMITTER
Output Voltage Swing ±5.0 ±9.0 V All transmitter outputs loaded with 3 kΩ to ground
Output Resistance 300 Ω V
CC
= 0 V, V
OUT
= ±2 V
Output Short-Circuit Current ±6 ±20 ±60 mA
TIMING CHARACTERISTICS
Maximum Data Rate 230 kbps R
L
= 3 kΩ to 7 kΩ, C
L
= 50 pF to 2500 pF
Receiver Propagation Delay, TPHL, TPLH 0.4 2 μs C
L
= 150 pF
Receiver Output Enable Time, t
ER
120 ns
Receiver Output Disable Time, t
DR
120 ns
Transmitter Propagation Delay, TPHL, TPLH 1 μs R
L
= 3 kΩ, C
L
= 2500 pF
Transition Region Slew Rate 8 V/μs
R
L
= 3 kΩ, C
L
= 50 pF to 2500 pF, measured from
+3 V to −3 V or −3 V to +3 V
EM IMMUNITY
ESD Protection (I/O Pins) ±15 kV Human body model
±15 kV IEC 1000-4-2 air-gap discharge
±8 kV IEC 1000-4-2 contact discharge
Radiated Immunity 10 V/m IEC 1000-4-3
1
Guaranteed by design.
Table 3. ADM211E Truth Table
SHDN
EN
Status T
OUT
1:4 R
OUT
1:5
0 0 Normal operation Enabled Enabled
0 1 Normal operation Enabled Disabled
1 X
1
Shutdown Disabled Disabled
1
X = don’t care.
Table 4. ADM213E Truth Table
SHDN
EN Status T
OUT
1:4 R
OUT
1:3 R
OUT
4:5
0 0 Shutdown Disabled Disabled Disabled
0 1 Shutdown Disabled Disabled Enabled
1 0 Normal operation Enabled Disabled Disabled
1 1 Normal operation Enabled Enabled Enabled