參數(shù)資料
型號(hào): THS4140CDGK
廠商: Texas Instruments, Inc.
英文描述: HIGH SPEED FULLY DIFFERENTIAL I/O AMPLIFIERS
中文描述: 高速全差分的I / O功放
文件頁(yè)數(shù): 3/24頁(yè)
文件大小: 523K
代理商: THS4140CDGK
SLOS320E MAY 2000 REVISED JANUARY 2004
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics, VCC =
±
5 V, RL = 800
, TA = 25
°
C (unless otherwise noted)
dynamic performance
PARAMETER
TEST CONDITIONS
MIN
TYP
150
MAX
UNIT
MHz
BW
Small signal bandwidth (3 dB)
VCC =
±
5
VCC =
±
15
Gain = 1
Gain = 1, Rf = 390
Gain = 1, Rf = 390
160
MHz
V/
μ
s
SR
Slew rate (see Notes 1)
450
ts
Settling time to 0.1%
Settling time to 0.01%
Differential step
voltage = 2 VPP,
Gain = 1
96
304
ns
NOTE 4: Slew rate is measured from an output level range of 25% to 75%.
The full range temperature is 0
°
C to 70
°
C for the C suffix, and 40
°
C to 85
°
C for the I suffix.
distortion performance
PARAMETER
TEST CONDITIONS
VO = 2 VPP
VO = 2 VPP
VO = 2 VPP
VO = 2 VPP
f = 1 MHz
MIN
TYP
85
MAX
UNIT
Second harmonic distortion, differential in/differential out
1 MHz
dB
8 MHz
65
Third harmonic distortion, differential in/differential out
1 MHz
79
dB
8 MHz
55.5
Differential input, differential output
Gain = 1, Rf = 390
, RL = 800
VO = 2 VPP
Spurious free dynamic range (SFDR)
VCC = 5
VCC =
±
5
VCC =
±
15
78
THD
Total harmonic distortion
f = 1 MHz
78
dB
f = 1 MHz
79
79
dB
Intermodulation distortion
5 MHz
103
dBc
Third-order intercept
The full range temperature is 0
°
C to 70
°
C for the C suffix, and 40
°
C to 85
°
C for the I suffix.
20 MHz
37
dB
noise performance
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
nV/
Hz
pA/
Hz
Vn
In
The full range temperature is 0
°
C to 70
°
C for the C suffix, and 40
°
C to 85
°
C for the I suffix.
Input voltage noise
f = 10 kHz
6.5
Input current noise
f = 10 kHz
1.25
dc performance
PARAMETER
TEST CONDITIONS
TA = 25
°
C
TA = full range
TA = 25
°
C
TA = full range
TA = 25
°
C
TA = full range
MIN
TYP
MAX
UNIT
Open loop gain
63
67
dB
60
Input offset voltage, differential
1
7
VOS
8.5
mV
Input offset voltage, referred to VOCM
Offset drift
0.5
8
7
μ
V/
°
C
μ
A
μ
A
nA/
°
C
IIB
IOS
Offset drift
The full range temperature is 0
°
C to 70
°
C for the C suffix, and 40
°
C to 85
°
C for the I suffix.
Input bias current
5.1
15
Input offset current
TA = full range
0.1
1
0.3
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