LT1720IS8 Linear Technology, LT1720IS8 Datasheet - Page 7

• Manufacturer Part Number: LT1720IS8
• Description: IC COMP R-RINOUT DUAL 8-SOIC
• Manufacturer: Linear Technology
• Series: UltraFast™r
• Type: General Purposer

Specifications of LT1720IS8

• Number Of Elements: 2
• Output Type: CMOS, Rail-to-Rail, TTL
• Voltage - Supply: 2.7 V ~ 6 V
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

TEST CIRCUITS
BANDWIDTH-LIMITED
TRIANGLE WAVE
15V
~
V
1kHz
CM
P-P
NOTES: LT1638, LT1112, LTC203s ARE POWERED FROM 15V.
100k
50k
50Ω
1/2 LT1638
–3V
0V
1/2 LT1720 OR
+
–
1/4 LT1721
100k
200kW PULL-DOWN PROTECTS LTC203 LOGIC INPUTS
WHEN DUT IS NOT POWERED
50Ω
DUT
+
–
100k
V
CC
PULSE
IN
0.1μF
1/2 LT1638
100k
+
–
50Ω
200k
1N5711
0.15μF
0.1μF
2.4k
0V
–5V
130Ω
400Ω
Response Time Test Circuit
14
11
3
6
±V
LTC203
LTC203
2N3866
750Ω
TRIP
16
–100mV
25Ω
9
1
8
*V1 = –1000 • (OVERDRIVE V
NOTE: RISING EDGE TEST SHOWN.
Test Circuit
V1*
FOR FALLING EDGE, REVERSE LT1720 INPUTS
25Ω
15
10
50k
2
7
50Ω
1/2 LT1720 OR
1/4 LT1721
DUT
10nF
10nF
14
11
3
6
+
–
TRIP
+V
CC
–V
16
+
1
8
9
)
– V
CM
CM
0.01μF
0.01μF
15
10
2
7
17201 TC01
LT1720/LT1721
1μF
1μF
–
–
10 SCOPE PROBE
(C
IN
+
+
1/2 LT1112
1/2 LT1112
≈ 10pF)
17201 TC02
10k
10k
1000 V
1000 V
1000 V
1000 V
TRIP
HYST
TRIP
OS
17201fc
7
+
–