参数资料
| 型号： | AD8142ACPZ-RL |
| 厂商： | Analog Devices Inc |
| 文件页数： | 18/24页 |
| 文件大小： | 0K |
| 描述： | IC VIDEO AMP TRPL DIFF 24LFCSP |
| 标准包装： | 5,000 |
| 应用： | 驱动器 |
| 输出类型： | 差分 |
| 电路数： | 3 |
| -3db带宽： | 285MHz |
| 转换速率： | 1250 V/µs |
| 电流 - 电源： | 47mA |
| 电压 - 电源，单路/双路(±)： | 4.5 V ~ 5.5 V，±2.25 V ~ 2.75 V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 24-WFQFN 裸露焊盘，CSP |
| 供应商设备封装： | 24-LFCSP-WQ（4x4） |
| 包装： | 带卷 (TR) |
Data Sheet
AD8141/AD8142
Rev. A | Page 3 of 24
SPECIFICATIONS
VS+ = 5 V, VS = 0 V, RL,dm = 200 , TA = 25°C, VOCM = 1.5 V (AD8141), HSYNC, VSYNC, and SYNC LEVEL = 0 V (AD8142), unless otherwise noted.
Table 1.
Parameter
Test Conditions/Comments
Min
Typ
Max
Unit
DIFFERENTIAL INPUT PERFORMANCE
Dynamic Performance
3 dB Small Signal Bandwidth
275/285
MHz
3 dB Large Signal Bandwidth
255/265
MHz
Bandwidth for 0.1 dB Flatness
VO = 2 V p-p
65
MHz
Slew Rate
VO = 2 V p-p, 25% to 75% (rise/fall)
1150/1250
V/s
Settling Time to 0.1%
VO = 2 V step
12
ns
Isolation Between Amplifiers
f = 10 MHz, between Amplifier R and
Amplifier G
100
dB
Differential Input Characteristics
Input Common-Mode Voltage Range
VOCM = Vs+/2
VS + 0.2
VS+ 1
V
Input Resistance
Differential
2
k
Single-ended input
1.5
k
Input Capacitance
Differential
2
pF
DC CMRR
ΔVOUT, dm/ΔVIN, cm, ΔVIN, cm = ±1 V
60
dB
Differential Output Characteristics
Differential Signal Gain
ΔVOUT, dm/ΔVIN, dm, ΔVIN, dm = ±1 V
1.95
2
2.04
V/V
Output Voltage Swing
Each single-ended output
VS + 0.18
VS+ 0.4
V
Output Offset Voltage
70
1.5
+70
mV
Output Offset Drift
TMIN to TMAX
±30
V/°C
Output Balance Error
f = 50 MHz
50
dB
DC
66
43
dB
Output Voltage Noise (RTO)
f = 20 MHz
41
nV/√Hz
Maximum Number of Parallel Loads
1.4 V p-p into 200 per load
4
Loads
COMMON-MODE INPUT PERFORMANCE (AD8141)
VOCM Dynamic Performance
3 dB Bandwidth
ΔVOCM = 100 mV p-p
114
MHz
Slew Rate
VOCM = 0.5 V to 2.5 V, 25% to 75% (rise/fall)
130/155
V/s
DC Gain
ΔVOCM = ±1 V
0.98
1.00
1.02
V/V
VOCM Input Characteristics
Input Voltage Range
VS + 0.2
VS+ 0.2
V
Input Resistance
Thevenin to midsupply
2.8
k
Input Offset Voltage
87
30
+26
mV
DC CMRR
ΔVOUT, dm/ΔVOCM; ΔVOCM = ±1 V
60
dB
COMMON-MODE SYNC PERFORMANCE (AD8142)
Slew Rate
VOUT, cm = 0.5 V to +2.5 V; 25% to 75%
(rise/fall)
130/155
V/s
Nominal Output Common-Mode Level
VS + 1.5
V
HSYNC AND VSYNC INPUTS (AD8142)
Input Low Voltage
Referenced to GND
0 to 1.6
V
Input High Voltage
Referenced to GND
1.9 to 5
V
SYNC LEVEL INPUT (AD8142)
Input Voltage Range
Referenced to VS
VS
VS + 1
V
Setting to Achieve 0.5 V Pulse Levels
Referenced to VS
VS + 0.5
V
Gain to Red Common-Mode Output
ΔVOUT, cm/ΔVSYNC LEVEL
0.85
1.00
1.15
V/V
Gain to Green Common-Mode Output
ΔVOUT, cm/ΔVSYNC LEVEL
1.80
2.00
2.20
V/V
Gain to Blue Common-Mode Output
ΔVOUT, cm/ΔVSYNC LEVEL
1.15
1.00
0.85
V/V
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