AT-233 Datasheet, PDF (2/3 Pages) Tyco Electronics – Digital Attenuator, 30 dB, 4-Bit, TTL Driver, DC - 2 GHz

Digital Attenuator, 30 dB, 4-Bit, TTL Driver, DC - 2 GHz
Electrical Specifications: T_A = 25°C¹
Parameter
Test Conditions
Frequency Units
Min
V_CC
—
V
4.5
V_EE
—
V
-8.0
I_CC
V_CC = 4.5 to 5.5 V
—
mA
—
Vctl = 0 to 0.8V, or V_CC –2.1V to V_CC
I_EE
V_EE = -5.0 to –8.0V
—
mA
—
Vctl
Logic 0 (TTL)
—
V
0.0
Logic 1 (TTL)
—
V
2.0
Input Leakage Current (Low)
Input Leakage Current (High)
0 to 0.8V
2.0 to 5.0V
—
µA
—
—
µA
—
AT-233
V 3.00
Typ
Max
5.0
5.5
—
-5.0
—
4.0
—
1.0
—
0.8
—
5.0
—
1.0
—
1.0
Absolute Maximum Ratings ⁵
Parameter
Max Input Power
0.5 GHz
0.5 - 2.0 GHz
Supply Voltages
V_CC
V_EE
Control Voltage
Operating Temperature
Storage Temperature
Absolute Maximum
+27 dBm
+34 dBm
+5.5V
-8.5V
-0.5V to V_CC + 0.5V
-55°C to +125°C
-65°C to +150°C
5. Operation of this device above any one of these
parameters may cause permanent damage.
Functional Schematic (Top View)
NC
+5V
-5V
C4
C3
C2
C1
GND
PIN 16
16 dB
8 dB
4 dB
2 dB
RF2
GND
GND
GND
GND
GND
GND
RF1
PIN 1
Truth Table
Control Inputs
C4
C3
C2
C1
0
0
0
0
0
0
0
1
0
0
1
0
0
1
0
0
1
0
0
0
1
1
1
1
0 = TTL Low
1 = TTL High
Attenuation
Reference
2 dB
4 dB
8 dB
16 dB
30 dB
Specifications subject to change without notice.
2
n North America: Tel. [phone]
n Asia/Pacific: Tel.[phone], Fax [phone]
n Europe: Tel. [phone], Fax[phone]
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