UNISONIC TECHNOLOGIES CO., LTD
UM1671
Preliminary
CMOS IC
LOW VOLTAGE OPERATING
75Ω DRIVER
DESCRIPTION
The UTC
UM1671
is a low voltage operating 75Ω driver,
operating supply voltage from 2.8V to 5.5V. Including a
high-performance 4-order LPF, a available output gain built-in amp
and a sag auxiliary circuit, etc.
The UTC
UM1671
is suitable for video signal output in devices
ranging from portable equipment such as digital still cameras to
stationary equipment such as DVD players.
5
4
6
1
2
3
SOT-26
FEATURES
* Supports 3V and 5V systems
* High-precision voltage gain
* Including a high-performance 4-order LPF, a available output gain
built-in amp and a sag auxiliary circuit
ORDERING INFORMATION
Ordering Number
Lead Free
UM1671L-AG6-R
Note:
UM1671G-AG6-R
(1)Packing Type
(2)Package Type
(3)Halogen Free
(1) R: Tape Reel
(2) AG6: SOT-26
(3) G: Halogen Free, L: Lead Free
Halogen Free
UM1671G-AG6-R
Package
SOT-26
Packing
Tape Reel
xx: Output Voltage, refer to Marking Information.
MARKING INFORMATION
www.unisonic.com.tw
Copyright © 2012 Unisonic Technologies Co., Ltd
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PIN CONFIGURATION
CMOS IC
PIN DESCRIPTION
PIN NO.
PIN NAME
DESCRIPTION
INTERNAL EQUIVALENT CIRCUIT DIAGRAM
10k
1
1
PS
Power Save
GND
V
CC
2
OUT
Signal Output
2
3
500
3
SAG
SAG Correction
GND
V
CC
4
IN
Signal Input
4
100µ
500µ
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GND
5
6
GND
V
CC
GND
V
CC
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
20k
10k
UM1671
BLOCK DIAGRAM
V
CC
6
CMOS IC
*1
IN
4
LPF
6.75MHz
*2
75Ω
Driver
2
OUT
PS
1
3
GND
*1 INPUT CLAMP
clamp
5
SAG
*2 BUILT-IN AMPLIFIER
6dB(*2)
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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UM1671
ABSOLUTE MAXIMUM RATING
(T
A
=25°C)
PARAMETER
CMOS IC
SYMBOL
RATINGS
UNIT
Supply Voltage
V
CC
7 (MAX.)
V
Power Dissipation
P
D
200
mW
Storage Temperature
T
STG
-65~+150
°C
Operating Temperature
T
OPR
-40~+85
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
RECOMMENDED OPERATING CONDITIONS
PARAMETER
Operating Voltage
Operating Temperature
SYMBOL
V
CCOP
T
OPR
RATINGS
2.8~5.5
-40~+85
UNIT
V
°C
ELECTRICAL CHARACTERISTICS
(Except where noted otherwise, T
A
=25°C, V
CC
=3V)
PARAMETER
Supply Current
Supply Current
(At Power Save Mode)
Power Save Terminal
Input Current
Power Save Terminal
Input Voltage
Input Terminal Voltage
Output Terminal Voltage
Voltage Gain
Frequency Characteristic 1
Frequency Characteristic 2
Differential Gain
Differential Phase
Output Dynamic Range
S/N
Group Delay
Group Delay
SYMBOL
TEST CONDITIONS
I
CC
1
No Signal
I
CC
2
H
L
H
L
I
PSH
I
PSL
V
PSH
V
PSL
V
IN
V
OUT
G
V
f
C1
f
C2
DG
DP
DR
SN
t1
Δt1
No Signal, PS: ON
1PIN V
H
=2.8V
1PIN V
L
=0.2V
2.0
4PIN
2PIN
SIN Wave: 1V, f=100kHz
SIN Wave: 1V, 6.75MHz/100kHz
SIN Wave: 1V, 27MHz/100kHz
Staircase Signal 1V
Staircase Signal 1V
SIN Wave: 100kHz, THD=1.0%
BW: 100k~6MHz
at 100kHz
to 3.58MHz
to 4.43MHz
to 6MHz
1.2
0.3
6.0
0
-40
0.7
0.7
2.4
74
50
4
6
12
MIN
TYP
7
MAX
10
1
360
18
V
CC
0.5
0.45
6.3
1.0
-27
1.5
1.5
UNIT
mA
µA
µA
µA
V
V
V
V
dB
dB
dB
%
˚
V
dB
ns
ns
ns
ns
0.15
5.7
-1.0
2.2
80
10
10
20
SWITCH CONTROL TABLE
PS-PIN
H
L
OPEN
POWER SAVE
OFF
ON
ON
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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TEST CIRCUIT
CMOS IC
+
TYPICAL APPLICATION CIRCUIT
V
cc
3V
V
cc
2
UTC
OUT UM1671 GND
SAG
IN
5
0.1µ
4
75
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
-
75
33µ
3
Input
-
-
-
75
-
75
2
UTC
OUT UM1671 GND
SAG
IN
5
0.1µ
4
75
22µ
+
33µ
3
Input
3V
1
PS
V
CC
6
0.1µ
-
100µ
+
+
+
1
PS
V
CC
6
+
0.1µ
100µ
100µ
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