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參數(shù)資料
| 型號： | THS7002PWP |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | 70-MHz PROGRAMMABLE-GAIN AMPLIFIERS |
| 中文描述： | 70 - MHz的可編程增益放大器 |
| 文件頁數(shù)： | 8/32頁 |
| 文件大?。?/td> | 597K |
| 代理商： | THS7002PWP |
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THS7001, THS7002
70-MHz PROGRAMMABLE-GAIN AMPLIFIERS
SLOS214B – OCTOBER 1998 – REVISED AUGUST 1999
8
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PGA electrical characteristics, T
A
= 25
°
C, Gain = 2 dB, R
L
= 1 k
, (unless otherwise noted)
(continued)
digital gain characteristics
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
V
VIH
VIL
IIH
IIL
td
Gain-change delay time is the time needed to reach 90% of its final gain value.
High-level input voltage
Relative to GND
2
Low-level input voltage
0.8
V
High-level input current
VIH = 5 V
VIL = 0.5 V
VCC =
±
5 V or
±
15 V
20
100
nA
μ
A
Low-level input current (sink current)
Gain-change delay time
0.9
2
2
μ
s
PGA operating characteristics, T
A
= 25
°
C, Gain = 2 dB, R
L
= 1 k
, (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
160
MAX
UNIT
SR
Slew rate (see Note 4)
VCC =
±
5 V,
VCC =
±
15 V,
VO =
±
2.5 V
VO =
±
10 V
VCC =
±
15 V
VCC =
±
5 V
VO(PP)= 2 V,
Gain = 8 dB
V/
μ
s
175
ts
Settling time to 0 1%
Settling time to 0.1%
5 V Step
125
ns
120
THD
Total harmonic distortion
VCC =
±
15 V,
fc = 1 MHz,
–69
dBc
Gain = 20 dB,
VO(PP) = 0.4 V
VCC =
±
15 V
VCC =
±
5 V
VCC =
±
15 V
VCC =
±
5 V
VCC =
±
15 V
VCC =
±
5 V
VCC =
±
15 V
VCC =
±
5 V
VCC =
±
5 V
VCC =
±
15 V
VCC =
±
5 V
VCC =
±
15 V
VCC =
±
15 V
VCC =
±
5 V
TA = 25
°
C
65
60
BW
Small signal bandwidth ( 3 dB)
Small-signal bandwidth (–3 dB)
Gain = 2 dB,
VO(PP) = 0.4 V
75
MHz
70
Gain = –22 dB,
VO(PP) = 0.4 V
80
70
Bandwidth for 0 1 dB flatness
Bandwidth for 0.1 dB flatness
Gain = 2 dB,
VO(PP) = 0.4 V
VO(PP) = 5 V,
VO(PP) = 20 V,
20
MHz
18
Full power bandwidth (see Note 5)
10
MHz
2.8
AD
Differential gain error
G = 8 dB,
G 8 dB,
NTSC,
100 IRE,
RL = 150
0.04%
0.04%
φ
D
Differential phase error
G = 8 dB,
G 8 dB,
NTSC,
±
100 IRE,
RL = 150
0.07
°
0.09
Gain accuracy (see Note 6)
Gain = –22 dB to 20 dB,
All 8 steps,
VCC =
±
5 V or
±
15 V
Gain = –22 dB to 20 dB,
All 8 steps,
VCC =
±
5 V or
±
15 V
VCC =
±
5 V or
±
15 V,
f = 10 kHz
–7.5%
0%
7.5%
TA = full range
–8.5%
8.5%
Channel-to-channel gain accuracy
(THS7002 only) (see Note 7)
TA = 25
°
C
–5.5%
0%
5.5%
TA = full range
Gain = 20 dB
–6.5%
6.5%
Vn
Input referred noise voltage
10
√
nV/
Hz
Gain = –22 dB
500
PGA channel-to-channel crosstalk
(THS7002 only)
Full range for the THS7001/02C is 0
°
C to 70
°
C. Full range for the THS7001/02I is –40
°
C to 85
°
C.
NOTES:
4. Slew rate is measured from an output level range of 25% to 75%.
5. Full power bandwidth = slew rate/2
π
VPEAK
6. Specified as –100
×
(output voltage – (input voltage
×
gain))/(input voltage
×
gain)
7. Specified as 100
×
(output voltage B– output voltage A)/output voltage A
VCC =
±
5 V or
±
15 V,
f = 1 MHz
–77
dB
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