DS34C87TM/NOPB National Semiconductor, DS34C87TM/NOPB Datasheet - Page 4

• Manufacturer Part Number: DS34C87TM/NOPB
• Description: IC LINE DRIVER QUAD CMOS 16-SOIC
• Manufacturer: National Semiconductor
• Type: Driverr

Specifications of DS34C87TM/NOPB

• Number Of Drivers/receivers: 4/0
• Protocol: RS422
• Voltage - Supply: 4.5 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: *DS34C87TM; *DS34C87TM/NOPB; DS34C87TM

AC Test Circuit and Switching Time Waveforms
00857603
Note: C1 = C2 = C3 = 40 pF (including Probe and Jig Capacitance), R1 = R2 = 50 , R3 = 500
FIGURE 1. AC Test Circuit
00857604
00857607
Input pulse; f = 1 MHz, 50%, t
6 ns, t
6 ns
r
f
FIGURE 2. Propagation Delays
FIGURE 4. Differential Rise and Fall Times
00857608
FIGURE 5. Propagation Delays Test Circuit
00857605
for “LS-Type” Load
FIGURE 3. Enable and Disable Times
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