Switch output waveform shown for VS " />
參數(shù)資料
型號: LTC222CS#TRPBF
廠商: Linear Technology
文件頁數(shù): 8/12頁
文件大?。?/td> 0K
描述: IC SWITCH QUAD SPST 16SOIC
標準包裝: 2,500
功能: 開關(guān)
電路: 4 x SPST - NO
導通狀態(tài)電阻: 90 歐姆
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 16-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 16-SOIC
包裝: 帶卷 (TR)
LTC221/LTC222
5
2212fa
Switching Time Test Circuit
Switch output waveform shown for VS = constant with
logic input waveform as shown. Note that VS may be (+)
or (–) as per switching time test circuit. VO is the steady
APPLICATIO S I FOR ATIO
WU
UU
state output switch on. Feedthrough via gate capacitance
may result in spikes at leading and trailing edge of output
waveform.
CCRR-Channel to Channel Crosstalk Test Circuit
Switching Time Test Circuit
Charge Injection Test Circuit
OIRR-Off Isolation Test Circuit
LTC221/222 AI01
VS
OV
3V
LTC222
LOGIC INPUT
tr < 20ns
LTC221
LOGIC INPUT
tr < 20ns
SWITCH
INPUT
SWITCH
OUTPUT
50%
VO
0.9
LOGIC "0" = SW ON
LOGIC "1" = SW ON
VO
tON
tOFF
LTC221/222 AI02
S1
D1
(REPEAT TEST FOR IN2, IN3 AND IN4)
VO
CL
35pF
RL
1k
RL
RL+ RDS(ON)
VO = VS
IN1
SWITCH
OUTPUT
SWITCH
INPUT
LOGIC
INPUT
VS = 2V
LTC221/222 AI03
SX
RGEN
VGEN
DX
INX
VO
CL = 1000pF
LTC221/222 AI04
OV
3V
VO
LTC221 INX
LTC222 INX
VO
VO IS THE MEASURED VOLTAGE ERROR DUE TO CHARGE INJECTION.
THE ERROR VOLTAGE IN COULOMBS IS Q = VL VO
OFF
ON
LTC221/222 AI05
VS V+
V
C
OIRR = 20 LOG
C = 0.001F//0.1F
CHIP CAPACITORS
SIGNAL
GENERATOR
C
15V
–15V
VD
GND
VIN
INX
VS
VD
RL
1k
VS = 2VP-P
f = 100kHz
CHAN A
ANALYZER
CHAN B
LTC221/222 AI06
VS1 V
+
V
C
OIRR = 20 LOG
C = 0.001F//0.1F
CHIP CAPACITORS
SIGNAL
GENERATOR
C
NC
50
15V
–15V
VD2
VS2
VD1
VL
GND
VIN
IN2
IN1
VS1
VD2
RL
1k
VS = 2Vp-p
f = 100kHz
CHAN A
ANALYZER
CHAN B
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