com90c66 Standard Microsystems Corp., com90c66 Datasheet - Page 57

• Manufacturer Part Number: com90c66
• Description: Arcnet Controller/transceiver With At Interface And On-chip Ram Corporation
• Manufacturer: Standard Microsystems Corp.

nPULSE2
nPULSE1
**NOTE 2: t2 = 8 X (crystal period) for clock frequencies other than 20 MHz.
*NOTE 1: t1 = 2 X (crystal period) for clock frequencies other than 20 MHz.
t1
t2
t3
nPULSE1, nPULSE2 Pulse Width
nPULSE1, nPULSE2 Period
nPULSE1, nPULSE2 Overlap
This period applies to data of two consecutive one's.
t1
FIGURE 22 - TRANSMIT TIMING
Parameter
t3
t1
t2
57
-10
min
100
400
typ
0
max
+10
units
nS *
nS **
nS