CY7B991-7JC Cypress Semiconductor Corp, CY7B991-7JC Datasheet - Page 5

• Manufacturer Part Number: CY7B991-7JC
• Description: IC CLK BUFF SKEW 8OUT 32PLCC
• Manufacturer: Cypress Semiconductor Corp
• Type: Buffer/Driverr
• Series: RoboClock™r

Specifications of CY7B991-7JC

• Number Of Circuits: 1
• Package / Case: 32-PLCC
• Ratio - Input:output: 8:8
• Differential - Input:output: Yes/Yes
• Input: 3-State, TTL
• Output: TTL
• Frequency - Max: 80MHz
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Frequency-max: 80MHz
• Output Frequency Range: 3.75 MHz to 80 MHz
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Operating Supply Voltage: 5 V
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 428-1376

Capacitance
AC Test Loads and Waveforms
Document #: 38-07138 Rev. **
CMOS AC Test Load (CY7B992)
C
Note:
12. Applies to REF and FB inputs only. Tested initially and after any design or process changes that may affect these parameters.
TTL AC Test Load (CY7B991)
IN
Parameter
C
C
L
L
[12]
V
CC
5V
Input Capacitance
R1
R2
R1
R2
7B991–4
7B991–6
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
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
V
th
= 5.0V
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
CC
Max.
10
2.0V
80%
V
V
0.8V
20%
th
th
3ns
1ns
=1.5V
= V
CY7B991
CY7B992
CC
Page 5 of 15
7B991–5
7B991–7
Unit
/2
pF