cs5317 Cirrus Logic, Inc., cs5317 Datasheet - Page 30

• Manufacturer Part Number: cs5317
• Description: 16-bit, 20 Khz Oversampling A/d Converter
• Manufacturer: Cirrus Logic, Inc.

of the DOUT signal from the CS5317 is used to
latch the data once it is input to the shift registers.
The rising edge of DOUT is also used to toggle
the DRDY flip flop (see Figure 3). The flip flop
is used to signal a remote device whenever new
30
DOUT2
(fig. 3)
CLKOUT
(fig. 3)
DATA
(fig. 2)
CLKIN
(fig. 2)
CLKOUT2
(fig. 3)
DATA1
(fig. 3)
TP5
TP4
12
11
14
9
12
11
14
LATCH CLK
SHIFT CLK
DIN
DOUT
LATCH CLK
SHIFT CLK
DIN
74HC595
74HC595
RST
RST
10 16
U2
10 16
8
GND
U3
GND
V L
V L
8
OE
QH
QG
QF
QE
QD
QC
QB
QA
Figure 6.
QH
QG
QF
QE
QD
QC
QB
QA
C2
13
0.1 F
C3
0.1 F
13
7
6
5
4
3
2
1
15
7
6
5
4
3
2
1
15
data is latched into the output registers. The
DRDY flip flop is reset whenever DACK occurs.
A component layout of the CDB5317 board is il-
lustrated in Figure 7.
R3
10k
DACK
(fig. 3)
DRDY
(fig. 3)
DACK
P1
CDB5317
CLKIN
CLKOUT
DATA
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
DRDY
DS27DB3