X40231 Datasheet, PDF (28/36 Pages) Intersil Corporation – Triple Voltage Monitors, POR, 2 kbit EEPROM MEMORY, and Single/Dual DCP

X40231, X40233, X40235, X40237, X40239
Figure 33. V_TRIPX Programming Timing Diagram (x=1,2,3).
V_CC, V2MON, V3MON
V_TRIPx
t_TSU
V_P
WP
SCL
SDA
t_VPS
t_WC
00h
NOTE : V1/V_CC must be greater than V2MON, V3MON when programming.
t_THD
t_VPO
t_VPH
Figure 34. DCP “Wiper Position” Timing
Rwx (x=0,1,2)
R_WX(n)
R_WX(n+1)
R_WX(n-1)
t_WR
SCL
n = tap position
Time
SDA
S ^{1 0 1 0 1 1 1 0} A WT 0 0 0 0 0 P1 P0 A ^{D7 D6 D5 D4 D3 D2 D1 D0} A S
T
C
C
CT
A
K
K
KO
R
T
SLAVE ADDRESS BYTE
INSTRUCTION BYTE
DATA BYTE
P
28
FN8115.0
April 11, 2005