LPC47M192-NW Standard Microsystems (SMSC), LPC47M192-NW Datasheet - Page 202

• Manufacturer Part Number: LPC47M192-NW
• Manufacturer: Standard Microsystems (SMSC)

Specifications of LPC47M192-NW

• Lead Free Status / RoHS Status: Compliant

SMSC DS – LPC47M192
nWDATA
nRDATA
nINDEX
nDS0-1
Note : The DS0 &DS1 setup and hold times must be met by software.
nSTEP
NAME
nDIR
t1
t2
t3
t4
t5
t6
t7
t8
t9
MCLK = 16 x Data Rate (at 500 kb/s MCLK = 8 MHz)
WCLK = 2 x Data Rate (at 500 kb/s WCLK = 1 MHz)
nDIR Set Up to STEP Low
nSTEP Active Time Low
nDIR Hold Time after STEP#
nSTEP Cycle Time
nDS0 & nDS1 Hold Time from nSTEP Low (Note)
nINDEX Pulse Width
nRDATA Active Time Low
nWDATA Write Data Width Low
nDS0 & nDS1, Setup Time nDIR Low (Note)
t9
FIGURE 23 - FLOPPY DISK DRIVE TIMING (AT MODE ONLY)
*X specifies one MCLK period and Y specifies one WCLK period.
t1
DESCRIPTION
DATASHEET
t6
t7
t8
t2
Page 202
t4
MIN
0
t3
t5
TYP
132
24
96
20
40
.5
4
2
MAX
UNITS
X*
X*
X*
X*
ns
Y*
ns
X*
X*
Rev. 03/30/05