AMC1210 Datasheet, PDF (7/47 Pages) Burr-Brown (TI) – Quad Digital Filter for 2nd-Order Delta-Sigma Modulator

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AMC1210
SBAS372A – APRIL 2006 – REVISED OCTOBER 2006
SPI INTERFACE MODES
TIMING CHARACTERISTICS⁽¹⁾
Over recommended operating free-air temperature range at –40°C to +125°C, DVDD = +5V, BVDD = +2.7V, unless otherwise noted.
Option 1
Option 2
PARAMETER
MIN
MAX
MIN
MAX
UNIT
t_c1
WR period
40
25
ns
t_w1
WR HIGH or LOW time
10
10
ns
t_d1
Delay time from CS falling to WR rising edge
0
0
ns
t_d2
Delay time from CS falling to ADO not tristate
10
10
ns
t_su1
Data setup time
5
5
ns
t_h1
Input data hold time
5
5
ns
t_d3
Output data delay time
24
24
ns
t_d4
Enable lag time
10
10
ns
t_d5
ADO disable time
10
10
ns
t_w2
Sequential transfer delay
15
15
ns
(1) All input signals are specified with t_R = t_F = 5ns (10% to 90% of BVDD) and timed from a voltage level of (V_IL + V_IH)/2.
CS
WR
RD
AD0
t_c1
1
2
t_d1
Command bit
R/W
t_su1
t_h1
t_w1
Address
A6 (MSB)
3
Address
A5
4
Address
A4
t_d2
t_d4
8
9
10
24
Address
A0 (LSB)
Data IN
D15 (MSB)
Data OUT
D15 (MSB)
D14
t_d3
D14
Data IN
D0 (LSB)
Data OUT
D0 (LSB)
t_w2
t_d5
Figure 2. SPI Interface Option 1—SPI Normal Interface
CS
WR
RD
AD0
t_c1
1
2
t_d1
Command bit
R/W
t_su1
t_h1
t_w1
Address
A6 (MSB)
3
Address
A5
4
Address
A4
t_d2
8
9
10
Address
A0 (LSB)
Data IN
D15 (MSB)
D14
t_d3
Data OUT
D15 (MSB)
D14
t_d4
t_w2
24
25
Data IN
D0 (LSB)
t_d5
Data OUT
D0 (LSB)
Figure 3. SPI Interface Option 2—SPI Fast Interface (> 25MHz)
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