CY7B991-2JCT Cypress Semiconductor Corp, CY7B991-2JCT Datasheet - Page 8

• Manufacturer Part Number: CY7B991-2JCT
• Manufacturer: Cypress Semiconductor Corp
• Type: Zero Delay Programmable PLL Clock Bufferr

Specifications of CY7B991-2JCT

• Number Of Elements: 1
• Supply Current: 85mA
• Operating Supply Voltage (typ): 5V
• Operating Temp Range: 0C to 70C
• Package Type: PLCC
• Output Frequency Range: 3.75 to 80MHz
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Commercial
• Pin Count: 32
• Lead Free Status / Rohs Status: Not Compliant

Capacitance
CMOS output buffer current and power dissipation specified at 50 MHz reference frequency.
Document Number: 38-07138 Rev. *E
C
IN
Parameter
CMOS AC Test Load (CY7B992)
TTL AC Test Load (CY7B991)
C
C
L
L
Input Capacitance
V
CC
5V
R1
R2
R1
R2
Description
R1=130
R2=91
C
(Includes fixture and probe capacitance)
R1=100
R2=100
C
(Includes fixture and probe capacitance)
L
L
= 50 pF (C
= 50 pF (C
Figure 3. AC Test Loads and Waveforms
L
L
=30 pF for –2 and –5 devices)
=30 pF for –2 and –5 devices)
T
A
= 25
°
C, f = 1 MHz, V
Test Conditions
CC
= 5.0V
V
th
V
CMOS Input Test Waveform (CY7B992)
th
= V
TTL Input Test Waveform (CY7B991)
=1.5V
0.0V
0.0V
≤3ns
≤1ns
CC
0.8V
20%
2.0V
80%
/2
3.0V
V
Max
CC
10
2.0V
80%
V
V
0.8V
≤3ns
≤1ns
20%
th
th
=1.5V
= V
CY7B991
CY7B992
Unit
pF
CC
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