參數(shù)資料
型號(hào): ATA06212AD1C
廠商: ANADIGICS INC
元件分類: 通信及網(wǎng)絡(luò)
英文描述: ER 3C 3#4 SKT RECP
中文描述: SPECIALTY TELECOM CIRCUIT, UUC11
封裝: DIE-11
文件頁(yè)數(shù): 1/8頁(yè)
文件大小: 112K
代理商: ATA06212AD1C
ATA06212AD1C
AGC Transimpedance Amplifier
Preliminary - Rev 1
D1
FEATURES
Single +5 Volt Supply
Automatic Gain Control
Excellent Sensitivity (- 34 dBm)
0 dBm Optical Overload
APPLICATIONS
SONET OC-12/SDH STM-4 Receiver
Low Noise RF Amplifier
Electrical Characteristics (1)
(T
A
= 25°C, V
DD
=+5.0V + 10%, C
DIODE
+C
STRAY
= 0.7 pF, Detector Cathode to I
IN
)
NOTES
(1)
(2)
f = 50 MHz
Measured with I
below AGC Threshold.
During AGC, input impedance will decrease
proportionally to I
IN.
Defined as the I
where Transresistance has
decreased by 50%.
See note on “Indirect Measurement of Optical
Overload.”
See note on “Input Referred Noise Current.”
C
= 56 pF
(7) Parameter is guaranteed (not tested) by
design and characterization data @ 622 Mb/s,
assuming detector responsively of 0.95.
(3)
(4)
(5)
(6)
PARAMETER
MIN
TYP
MAX
UNIT
Transresistance(R
L
=
,I
DC
< 500 nA)
7
11
Transresistance (R
L
=50
W
) (1)
3.5
5
Bandwidth - 3dB
400
425
MHz
Input Resistance (2)
300
Output Resistance
30
43
60
Input Offset Voltage
1.0
1.3
Volts
Output Offset Voltage
1.0
1.4
Volts
AGC Threshold (I
IN
) (3)
40
AGC Time Constant (6)
4.2
Optical Overload (4)
0
+ 1
dBm
Optical Sensitivity (7)
- 34
dBm
Input Noise Current (RMS) (5)
40
50
nA
Supply Current
30
45
mA
Operating Voltage Range
+ 4.5
+ 5.0
+ 5.5
Volts
Operating Temperature Range
- 40
85
k
k
μ
A
μ
sec
°
C
Vdd2
GND
GND
GND
GND
GND
GND
GND
GND
V out
I in
Vdd2
CBY
CBY
CAGC
Vdd1
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