CY7B992-7JC(2001) 데이터 시트보기 (PDF) - Cypress Semiconductor
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CY7B992-7JC Datasheet PDF : 15 Pages
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CY7B991
CY7B992
Capacitance[12]
Parameter
Description
Test Conditions
Max.
CIN
Input Capacitance
TA = 25°C, f = 1 MHz, VCC = 5.0V
10
Note:
12. Applies to REF and FB inputs only. Tested initially and after any design or process changes that may affect these parameters.
Unit
pF
AC Test Loads and Waveforms
5V
R1 R1=130
R2=91
CL = 50 pF (CL =30 pF for –2 and –5 devices)
CL
R2 (Includes fixture and probe capacitance)
7B991–4
TTL AC Test Load (CY7B991)
3.0V
2.0V
Vth =1.5V
0.8V
0.0V
2.0V
Vth =1.5V
0.8V
≤1ns
≤1ns
7B991–5
TTL Input Test Waveform (CY7B991)
VCC
R1=100
R1
R2=100
CL = 50 pF (CL =30 pF for –2 and –5 devices)
(Includes fixture and probe capacitance)
CL
R2
7B991–6
CMOS AC Test Load (CY7B992)
VCC
80%
Vth = VCC/2
20%
0.0V
80%
Vth = VCC/2
20%
≤3ns
≤3ns
7B991–7
CMOS Input Test Waveform (CY7B992)
Document #: 38-07138 Rev. **
Page 5 of 15
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