MCP41XXX/42XXX
tCSH
CS
1/FCLK
tCSSR
tCHS
tHI
tLO
tCS1
tCSO
SCK
tSU
tHD
SI
msb in
tDO
(First 16 bits out are always zeros)
SO
VOUT
tS
±1% Error Band
±1%
FIGURE 1-1:
Detailed Serial interface Timing.
Wiper position is changed to
Code 80h is latched
on rising edge of RS
mid-scale (80h) if RS is held
low for 150 ns
CS
RS
tRSCS
tRS
tS
±1%
±1% Error Band
VOUT
FIGURE 1-2:
Reset Timing.
tCSL
CS
RS
tSE
tRS
tSE
tSH
SHDN
FIGURE 1-3:
Software Shutdown Exit Timing.
DS11195C-page 6
2003 Microchip Technology Inc.