AA8642 Datasheet, PDF (4/8 Pages) Agamem Microelectronic Inc. – Dual Video Amplifier with LPF

Agamem Microelectronics Inc.
AA8642
PRELIMINARY
Dual Video Amplifier with LPF
MEASUREMENT CIRCUIT
Vin1
Gnd
Vout1
(6dB)
Vout3
Tp1
H 4.7uF
S1
75Ω
1
Vin1
Vin2
Tp2
4.7uF
H
Vin2
S2
75Ω
2
Gnd
Vcc
Vcc
Tp5
Tp6 ^1000pF
100uF
22uF
3
Vsag1 Vsag2
22uF
Vout2
S3
S5
100uF
75Ω
4
Vout1 Vout2
S6
S4
100uF
75Ω
(6dB)
Vout4
400Ω
75Ω
Tp3
400Ω
Tp4
75Ω
0.6V
0.6V
TEST METHODES
PARAMETER
SYMBOL
SWITCH CONDITIONS
S1 S2 S3 S4 S5 S6
CONDITIONS
Supply Current
Voltage Gain
lcc
HH
Gv
H H ON ON
Frequency Characteristic
Gf
H H ON ON
7PIN Sink Current
Vout1 / Vin. Vout2 / Vin2 at Vin1(Vin2)=1MHz, 1Vpp,
Sinewave
Gv1M Voltage Gain at Vin1(Vin2)=1MHz, 1Vpp
Gv10M Voltage Gain at Vin1(Vin2)=7MHz, 1Vpp
Gf=Gv10M-Gv1M
Differential Gain
DG
H H ON ON
Measuring Vout3 at Vin1=Staircase Signal
Differential Phase
Crosstalk
DP
H H ON ON
CT
H L ON ON
Measuring Vout3 at Vin1=Staircase Signal
Vout2 / Vout1 at Vin1=4.43MHz 1Vpp Sinewave
Vout1 / Vin2 at Vin2=4.43MHz 1Vpp Sinewave
Gain Oftest
Gch
H H ON ON
Gv1=Vout1 / Vin1, Gv2=Vout2/Vin2 Gch=Gv1-Gv2
Input Clamp Voltage
SAG Terminal Gain
Vcl
Gsag
HH
HH
HH
Measuring at TP1 (TP2)
TP3(TP4) Voltage; V01A(V02A), TP5(TP6) voltage.
Vso1A(Vso2A)
ON
ON
TP3(TP4) Voltage; V01A(V02A), TP5(TP6) voltage.
Vso1B(Vso2B)
Gsag=20log[(V01B-V01A) / (Vso1A-Vso1B)]
Gsag=20log[(V02B-V02A) / (Vso2A-Vso2B)]
4
2007/10/15
AGAMEM MICROELECTRONICS INCOPERATION RESERVES THE RIGHT TO MAKE CHANGES WITHOUT
FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. AGAMEM
DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR
CIRCUIT DESRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE
RIGHTS OF OTHERS.