ꢐ ꢕꢙ ꢚꢋ ꢛꢛ
ꢐ ꢕꢙ ꢚꢋ ꢛꢜ
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SBAS288D − JUNE 2003 − REVISED AUGUST 2004
t13
t13
SCLK
t12
t14
t15
Figure 2. SCLK Reset Timing
TIMING CHARACTERISTICS FOR FIGURE 2
SYMBOL DESCRIPTION
MIN
MAX
UNIT
(1)
t
12
t
13
t
14
t
15
300
500
τ
SCLK reset pattern, first high pulse
SCLK reset pattern, low pulse
CLKIN
5
550
τ
CLKIN
750
τ
SCLK reset pattern, second high pulse
SCLK reset pattern, third high pulse
CLKIN
1050
1250
τ
CLKIN
(1)
τ
= master clock period = 1/f .
CLKIN
CLKIN
t16
RESET, SYNC/PDWN
Figure 3. RESET and SYNC/PDWN Timing
TIMING CHARACTERISTICS FOR FIGURE 3
SYMBOL DESCRIPTION
MIN
MAX
UNIT
(1)
τ
CLKIN
t
16
4
RESET, SYNC/PDWN, pulse width
(1)
τ
= master clock period = 1/f .
CLKIN
CLKIN
t17
DRDY
Figure 4. DRDY Update Timing
TIMING CHARACTERISTICS FOR FIGURE 4
SYMBOL DESCRIPTION
MIN
MAX
UNIT
(1)
τ
CLKIN
t
17
16
Conversion data invalid while being updated (DRDY shown with no data retrieval)
(1)
τ
= master clock period = 1/f .
CLKIN
CLKIN
7
BB [ BURR-BROWN CORPORATION ]
