參數(shù)資料
型號: HA1-2420-2
廠商: Intersil
文件頁數(shù): 6/11頁
文件大小: 0K
描述: IC AMP SAMPLE&HOLD 3.2US 14-DIP
標(biāo)準(zhǔn)包裝: 25
放大器類型: 采樣和保持
電路數(shù): 1
轉(zhuǎn)換速率: 5 V/µs
增益帶寬積: 2.5MHz
電流 - 輸入偏壓: 40nA
電壓 - 輸入偏移: 2000µV
電流 - 電源: 3.5mA
電流 - 輸出 / 通道: 15mA
電壓 - 電源,單路/雙路(±): ±12 V ~ 15 V
工作溫度: -55°C ~ 125°C
安裝類型: 通孔
封裝/外殼: 14-CDIP(0.300",7.62mm)
供應(yīng)商設(shè)備封裝: 14-CERDIP
包裝: 管件
4
FN2856.7
October 24, 2013
Test Circuits and Waveforms
FIGURE 1. HOLD STEP ERROR AND DRIFT CURRENT
FIGURE 2. HOLD STEP ERROR TEST
FIGURE 3. DRIFT CURRENT TEST
FIGURE 4. HOLD MODE FEEDTHROUGH ATTENUATION
-IN
+IN
S/H
CONTROL
OUTPUT
INPUT
S/H CONTROL
INPUT
HOLD
CAP
GND
CH
S/H
OUTPUT
CONTROL
VSTEP
HOLD
SAMPLE
NOTE: Set rise/fall times of S/H Control to approximately 20ns.
OUTPUT
S/H
CONTROL
HOLD
SAMPLE
ΔV
Δt
NOTE: Measure the slope of the output during hold,
ΔV/Δt,
and compute drift current from: ID = CH ΔV/Δt.
IN2
IN1
IN3
IN4
IN5
IN6
IN7
IN8
A2
A1
A0
EN
OUT
HI-508A
MUX
+5V
SINE WAVE
INPUT
S/H CONTROL INPUT
-IN
+IN
OUT
VO
S/H
CONTROL
HOLD
CAP GND
CH
VINP-P
HA-2420
NOTE: Compute hold mode feedthrough attenuation from the formula:
Where VOUTHOLD = Peak-to-Peak value of output
sinewave during the hold mode.
Feedthrough Attenuation
20
VOUTHOLD
VINHOLD
----------------------------------
log
=
HA-2420
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